Summary | ZeroBOX

Category	Machine	Started	Completed
FILE	s1_win7_x6401	Oct. 29, 2021, 9:03 a.m.	Oct. 29, 2021, 9:10 a.m.

Size	281.2KB
Type	PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
MD5	`674fb73b1fd08e6778e47debcb1c3a6c`
SHA256	`9a6e0dd1aa4fe9b84fd6addd707202aacf0e296c30ab3e49fa2e1aed6dba4ad3`
CRC32	`C4F12267`
ssdeep	`6144:wBlL/ckYPiEyVpGscQ9bOVDuAUn6RyX/QCRx6Z+p2t:CeLhyVpWQ85UnMyoiUZ+a`
Yara	PE_Header_Zero - PE File Signature IsPE32 - (no description) Malicious_Library_Zero - Malicious_Library UPX_Zero - UPX packed file NSIS_Installer - Null Soft Installer

Mfile.exe "C:\Users\test22\AppData\Local\Temp\Mfile.exe"
2648
- Mfile.exe "C:\Users\test22\AppData\Local\Temp\Mfile.exe"
  2852

Name	Response	Post-Analysis Lookup
www.fluttermixtures.com	A 130.211.40.170 CNAME patternbyetsy.com	130.211.40.170
www.greatdesigns.net	A 198.54.117.218 A 198.54.117.216 A 198.54.117.217 CNAME parkingpage.namecheap.com A 198.54.117.215 A 198.54.117.212 A 198.54.117.210 A 198.54.117.211	198.54.117.210
www.entyrcrypto.com	CNAME entyrcrypto.com A 64.68.200.44	64.68.200.44

IP Address	Status	Action
130.211.40.170	Active	Moloch
164.124.101.2	Active	Moloch
198.54.117.212	Active	Moloch
64.68.200.44	Active	Moloch

Suricata Alerts

Flow	SID	Signature	Category
TCP 192.168.56.101:49203 -> 130.211.40.170:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49203 -> 130.211.40.170:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49203 -> 130.211.40.170:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49204 -> 198.54.117.212:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49204 -> 198.54.117.212:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49204 -> 198.54.117.212:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49205 -> 64.68.200.44:80	2031412	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49205 -> 64.68.200.44:80	2031449	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected
TCP 192.168.56.101:49205 -> 64.68.200.44:80	2031453	ET MALWARE FormBook CnC Checkin (GET)	Malware Command and Control Activity Detected

Suricata TLS

No Suricata TLS

Checks amount of memory in system, this can be used to detect virtual machines that have a low amount of memory available (1 event)

Time & API	Arguments	Status	Return	Repeated
GlobalMemoryStatusEx Oct. 29, 2021, 9:03 a.m.		1	1	0

The executable contains unknown PE section names indicative of a packer (could be a false positive) (1 event)

section

.ndata

HTTP traffic contains suspicious features which may be indicative of malware related traffic (3 events)

suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.fluttermixtures.com/btn2/?Bh=RbtSph0VL15EBLRPHmyYLGfYbVcQX3SOUU6PUyI4zaQw+Nl5dejQmqICrMIftnxcgscMpiXv&SzulsJ=9rV872vP_0fDj
suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.greatdesigns.net/btn2/?Bh=ahXCd/GvrCToH6QNgUAz2eOIJc+aa9K5tSOdXWaZwg3Pe+PdCCKDxsMmVKTkbvQ4mmwbxnMF&SzulsJ=9rV872vP_0fDj
suspicious_features	GET method with no useragent header	suspicious_request	GET http://www.entyrcrypto.com/btn2/?Bh=ACPkNsXTo6dilfq45Lra3uW/+TPD4AUv4Am4UzDI5UY8j0ej46TPxke+wVsBoD1KjZrSje0k&SzulsJ=9rV872vP_0fDj

Performs some HTTP requests (3 events)

request	GET http://www.fluttermixtures.com/btn2/?Bh=RbtSph0VL15EBLRPHmyYLGfYbVcQX3SOUU6PUyI4zaQw+Nl5dejQmqICrMIftnxcgscMpiXv&SzulsJ=9rV872vP_0fDj
request	GET http://www.greatdesigns.net/btn2/?Bh=ahXCd/GvrCToH6QNgUAz2eOIJc+aa9K5tSOdXWaZwg3Pe+PdCCKDxsMmVKTkbvQ4mmwbxnMF&SzulsJ=9rV872vP_0fDj
request	GET http://www.entyrcrypto.com/btn2/?Bh=ACPkNsXTo6dilfq45Lra3uW/+TPD4AUv4Am4UzDI5UY8j0ej46TPxke+wVsBoD1KjZrSje0k&SzulsJ=9rV872vP_0fDj

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

Time & API	Arguments	Status
NtProtectVirtualMemory Oct. 29, 2021, 9:03 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 4096 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x728d2000 process_handle: 0xffffffff	1
NtProtectVirtualMemory Oct. 29, 2021, 9:03 a.m.	process_identifier: 2648 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 length: 8192 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x73797000 process_handle: 0xffffffff	1
NtAllocateVirtualMemory Oct. 29, 2021, 9:03 a.m.	process_identifier: 2852 region_size: 3158016 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00850000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0xffffffff	1

Creates executable files on the filesystem (1 event)

file	C:\Users\test22\AppData\Local\Temp\nsz657A.tmp\bswoilovvys.dll

Drops an executable to the user AppData folder (1 event)

file	C:\Users\test22\AppData\Local\Temp\nsz657A.tmp\bswoilovvys.dll

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

Time & API	Arguments	Status	Return	Repeated
LookupPrivilegeValueW Oct. 29, 2021, 9:03 a.m.	system_name: privilege_name: SeDebugPrivilege	1	1	0

Allocates execute permission to another process indicative of possible code injection (1 event)

Time & API	Arguments	Status	Return	Repeated
NtAllocateVirtualMemory Oct. 29, 2021, 9:03 a.m.	process_identifier: 2852 region_size: 192512 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000234	1	0	0

Used NtSetContextThread to modify a thread in a remote process indicative of process injection (2 events)

Time & API	Arguments	Status	Return	Repeated
Process injection	Process 2648 called NtSetContextThread to modify thread in remote process 2852
NtSetContextThread Oct. 29, 2021, 9:03 a.m.	registers.eip: 2000355780 registers.esp: 1638384 registers.edi: 0 registers.eax: 4321632 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000230 process_identifier: 2852	1	0	0

File has been identified by 20 AntiVirus engines on VirusTotal as malicious (20 events)

Elastic	malicious (high confidence)
MicroWorld-eScan	Trojan.NSISX.Spy.Gen.2
FireEye	Generic.mg.674fb73b1fd08e67
Cylance	Unsafe
Sangfor	Trojan.Win32.Save.a
Cybereason	malicious.b1fd08
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Trojan.Win32.Zapchast.gen
BitDefender	Trojan.NSISX.Spy.Gen.2
Sophos	Generic ML PUA (PUA)
McAfee-GW-Edition	BehavesLike.Win32.Puper.dc
Emsisoft	Trojan.NSISX.Spy.Gen.2 (B)
SentinelOne	Static AI - Malicious PE
MAX	malware (ai score=85)
Microsoft	Trojan:Win32/Azorult!ml
Arcabit	Trojan.NSISX.Spy.Gen.2
GData	Zum.Androm.1
Cynet	Malicious (score: 100)
Fortinet	W32/Injector.EQKA!tr

Executed a process and injected code into it, probably while unpacking (4 events)

Time & API	Arguments	Status	Return
CreateProcessInternalW Oct. 29, 2021, 9:03 a.m.	thread_identifier: 2228 thread_handle: 0x00000230 process_identifier: 2852 current_directory: filepath: C:\Users\test22\AppData\Local\Temp\Mfile.exe track: 1 command_line: "C:\Users\test22\AppData\Local\Temp\Mfile.exe" filepath_r: C:\Users\test22\AppData\Local\Temp\Mfile.exe stack_pivoted: 0 creation_flags: 134217732 (CREATE_NO_WINDOW\|CREATE_SUSPENDED) inherit_handles: 0 process_handle: 0x00000234	1	1
NtGetContextThread Oct. 29, 2021, 9:03 a.m.	thread_handle: 0x00000230	1	0
NtAllocateVirtualMemory Oct. 29, 2021, 9:03 a.m.	process_identifier: 2852 region_size: 192512 stack_dep_bypass: 0 stack_pivoted: 0 heap_dep_bypass: 0 protection: 64 (PAGE_EXECUTE_READWRITE) base_address: 0x00400000 allocation_type: 12288 (MEM_COMMIT\|MEM_RESERVE) process_handle: 0x00000234	1	0
NtSetContextThread Oct. 29, 2021, 9:03 a.m.	registers.eip: 2000355780 registers.esp: 1638384 registers.edi: 0 registers.eax: 4321632 registers.ebp: 0 registers.edx: 0 registers.ebx: 2130567168 registers.esi: 0 registers.ecx: 0 thread_handle: 0x00000230 process_identifier: 2852	1	0

Mfile.exe

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