ddf852ab72ee8ef151f6631bc3fffecd5c71ed240c53005d06d8c677a98d8725

General

Target
command,07.20.doc
Size 114KB
Sample200715-hdmaq2l56x
SHA256 ddf852ab72ee8ef151f6631bc3fffecd5c71ed240c53005d06d8c677a98d8725
MD5 e135b8033380dc5e0a50f7ca677ac425
SHA1 74bf9fede151e9a9486fbd24d423cc8f4748310f
SHA512 62efe032dfaa1e0c21bc8dda6dc8f43b482ccf6c7e32f0311c49f6b748d5d64bd0681a0dd7e8896a7b02755cd5533bceaa8e42fc68155230155c80a2516f5f8a
MD5 SHA1 SHA512

Score

10^/10

Malware Config

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	2680	428	regsvr32.exe	65

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 2680	428	WINWORD.EXE	70
PID 428 wrote to memory of 2680	428	WINWORD.EXE	70
PID 2680 wrote to memory of 2892	2680	regsvr32.exe	71
PID 2680 wrote to memory of 2892	2680	regsvr32.exe	71
PID 2680 wrote to memory of 2892	2680	regsvr32.exe	71

Loads dropped DLL 1 IoCs

pid	Process
2892	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2892	regsvr32.exe
2892	regsvr32.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

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 use of SetWindowsHookEx 20 IoCs

pid	Process
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE
428	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
428	WINWORD.EXE
428	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\command,07.20.doc" /o ""
1⤵
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
PID:428
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 qg.tmp
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\regsvr32.exe
    qg.tmp
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:2892

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/428-0-0x00000211A8FD8000-0x00000211A8FDF000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads