Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6402	March 10, 2021, 1:43 p.m.	March 10, 2021, 1:46 p.m.

Size	483.0KB
Type	PE32 executable (DLL) (native) Intel 80386, for MS Windows
MD5	`1da055b46fb0698f80a4404b3a3a63b3`
SHA256	`71b4913ef363073f0ecc4b4c5af3ad4b4889ac7f22a3e34d54c9b6572b83c483`
CRC32	`7D866FEE`
ssdeep	`12288:obfU4rj9nHECpvq6WP2wpPXZAN85/g7Q7LJc:S7kCpvm/PXk2/gcP`
Yara	IsPE32 - (no description) IsDLL - (no description) HasDebugData - DebugData Check HasRichSignature - Rich Signature Check PE_Header_Zero - PE File Signature Zero

rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\7.iostem.exe.dll,DllRegisterServer1
900
- wermgr.exe C:\Windows\system32\wermgr.exe
  4016
rundll32.exe "C:\Windows\System32\rundll32.exe" C:\Users\test22\AppData\Local\Temp\7.iostem.exe.dll,
7748

Name	Response	Post-Analysis Lookup
150.134.208.175.b.barracudacentral.org	A 127.0.0.2	127.0.0.2
150.134.208.175.zen.spamhaus.org
checkip.amazonaws.com	A 34.192.7.28 A 52.204.109.97 A 34.200.69.241 CNAME checkip.check-ip.aws.a2z.com CNAME checkip.us-east-1.prod.check-ip.aws.a2z.com A 3.222.126.94 A 52.20.197.7 A 52.206.184.85 A 3.211.138.232 A 107.21.162.206	52.206.184.85
150.134.208.175.cbl.abuseat.org

IP Address	Status	Action
164.124.101.2	Active	Moloch
172.217.25.14	Active	Moloch
201.20.118.122	Active	Moloch
52.204.109.97	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.102:49812 -> 201.20.118.122:449	2028401	ET JA3 Hash - Possible Malware - Various Trickbot/Kovter/Dridex	Unknown Traffic
TCP 201.20.118.122:449 -> 192.168.56.102:49812	2011540	ET POLICY OpenSSL Demo CA - Internet Widgits Pty (O)	Not Suspicious Traffic
TCP 192.168.56.102:49813 -> 52.204.109.97:80	2013028	ET POLICY curl User-Agent Outbound	Attempted Information Leak

Suricata TLS

Flow	Issuer	Subject	Fingerprint
TLSv1 192.168.56.102:49812 201.20.118.122:449	C=AU, ST=Some-State, O=Internet Widgits Pty Ltd	C=AU, ST=Some-State, O=Internet Widgits Pty Ltd	50:fd:fd:4e:2c:57:ea:f7:c9:cd:3f:61:4a:a2:40:01:1b:b8:df:02

Queries for the computername (1 event)

Time & API	Arguments	Status	Return	Repeated
GetComputerNameW March 10, 2021, 1:37 p.m.	computer_name: TEST22-PC	1	1	0

Checks if process is being debugged by a debugger (1 event)

Time & API	Arguments	Status	Return	Repeated
IsDebuggerPresent March 10, 2021, 1:43 p.m.			0	0

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

Performs some HTTP requests (1 event)

request

GET http://checkip.amazonaws.com/

Allocates read-write-execute memory (usually to unpack itself) (15 events)

Time & API	Arguments	Status
NtProtectVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73e80000 process_handle: 0xffffffff	1
NtProtectVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73771000 process_handle: 0xffffffff	1
NtProtectVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72231000 process_handle: 0xffffffff	1
NtProtectVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x72da4000 process_handle: 0xffffffff	1
NtProtectVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73772000 process_handle: 0xffffffff	1
NtProtectVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73e01000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 region_size: 225280 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00de0000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 region_size: 274432 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x02350000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00860000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 region_size: 12288 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x10000000 allocation_type: 8192 (MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 region_size: 8192 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 1 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x10001000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009a0000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x009c0000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 10, 2021, 1:43 p.m.	process_identifier: 900 region_size: 163840 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00ab0000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1
NtAllocateVirtualMemory March 10, 2021, 1:36 p.m.	process_identifier: 4016 region_size: 4096 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x0000000001c40000 allocation_type: 4096 (MEM_COMMIT) process_handle: 0xffffffffffffffff	1

A process attempted to delay the analysis task. (1 event)

description

wermgr.exe tried to sleep 206 seconds, actually delayed analysis time by 206 seconds

Looks up the external IP address (1 event)

domain

checkip.amazonaws.com

Creates a suspicious process (1 event)

cmdline

C:\Windows\system32\cmd.exe

Checks adapter addresses which can be used to detect virtual network interfaces (1 event)

Time & API	Arguments	Status	Return	Repeated
GetAdaptersAddresses March 10, 2021, 1:37 p.m.	flags: 15 family: 0		111	0

Checks for the Locally Unique Identifier on the system for a suspicious privilege (1 event)

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW March 10, 2021, 1:36 p.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Yara rule detected in process memory (50 out of 98 events)

description	Code injection with CreateRemoteThread in a remote process	rule	inject_thread
description	Create a windows service	rule	create_service
description	Create a COM server	rule	create_com_service
description	Communications over UDP network	rule	network_udp_sock
description	Listen for incoming communication	rule	network_tcp_listen
description	Communications over P2P network	rule	network_p2p_win
description	Communications over HTTP	rule	network_http
description	File downloader/dropper	rule	network_dropper
description	Communications over FTP	rule	network_ftp
description	Communications over RAW socket	rule	network_tcp_socket
description	Communications use DNS	rule	network_dns
description	Communication using dga	rule	network_dga
description	Escalade priviledges	rule	escalate_priv
description	Take screenshot	rule	screenshot
description	Run a keylogger	rule	keylogger
description	Steal credential	rule	cred_local
description	Record Audio	rule	sniff_audio
description	APC queue tasks migration	rule	migrate_apc
description	Malware can spread east-west file	rule	spreading_file
description	Malware can spread east-west using share drive	rule	spreading_share
description	Create or check mutex	rule	win_mutex
description	Affect system registries	rule	win_registry
description	Affect system token	rule	win_token
description	Affect private profile	rule	win_private_profile
description	Affect private profile	rule	win_files_operation
description	Match Winsock 2 API library declaration	rule	Str_Win32_Winsock2_Library
description	Match Windows Inet API library declaration	rule	Str_Win32_Wininet_Library
description	Match Windows Inet API call	rule	Str_Win32_Internet_API
description	Match Windows Http API call	rule	Str_Win32_Http_API
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	Affect system registries	rule	win_registry
description	Affect system token	rule	win_token
description	Affect private profile	rule	win_files_operation
description	(no description)	rule	DebuggerCheck__GlobalFlags
description	(no description)	rule	DebuggerCheck__QueryInfo
description	(no description)	rule	DebuggerHiding__Thread
description	(no description)	rule	DebuggerHiding__Active

Terminates another process (2 events)

Time & API	Arguments	Status	Return	Repeated
NtTerminateProcess March 10, 2021, 1:43 p.m.	status_code: 0x00000000 process_identifier: 4232 process_handle: 0x00000100		0	0
NtTerminateProcess March 10, 2021, 1:43 p.m.	status_code: 0x00000000 process_identifier: 4232 process_handle: 0x00000100	1	0	0

Communicates with host for which no DNS query was performed (2 events)

host	172.217.25.14
host	201.20.118.122

File has been identified by 11 AntiVirus engines on VirusTotal as malicious (11 events)

Cynet	Malicious (score: 90)
McAfee	Artemis!1DA055B46FB0
CrowdStrike	win/malicious_confidence_100% (W)
Paloalto	generic.ml
Rising	Trojan.Trickpak!8.122C7 (CLOUD)
Sophos	ML/PE-A
McAfee-GW-Edition	Artemis!Trojan
GData	Win32.Trojan-Spy.TrickBot.98LA7C
Avira	TR/AD.TrickBot.arvvw
Cylance	Unsafe
Webroot	W32.Trojan.Gen

7.iostem.exe

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