f68bb42ce6d65902275468d5589521805e76a06b724824eb72c6bc1754359d9e

General

Target

commerce _07.20.doc
Size

114KB
MD5

a4cdab76891c04a803cfdf14c1078d8d
SHA1

687b0c5157d3da0ed471557cd387abd1a80d3124
SHA256

f68bb42ce6d65902275468d5589521805e76a06b724824eb72c6bc1754359d9e
SHA512

1d660a4aa4e97b5998378a680ebcd382f44671d75986e781ab74e999030f7412184501c8cb40b56d76e0d945f81b118c67d1a0662d56bbb84cf75975c1b9d28c

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	512	2168	regsvr32.exe	66

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 512	2168	WINWORD.EXE	71
PID 2168 wrote to memory of 512	2168	WINWORD.EXE	71
PID 512 wrote to memory of 644	512	regsvr32.exe	72
PID 512 wrote to memory of 644	512	regsvr32.exe	72
PID 512 wrote to memory of 644	512	regsvr32.exe	72

Loads dropped DLL 1 IoCs

pid	Process
644	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
644	regsvr32.exe
644	regsvr32.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious use of SetWindowsHookEx 19 IoCs

pid	Process
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE
2168	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
2168	WINWORD.EXE
2168	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\commerce _07.20.doc" /o ""
1⤵
- Suspicious use of WriteProcessMemory
- Enumerates system info in registry
- Checks processor information in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
PID:2168
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 qg.tmp
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:512
- - C:\Windows\SysWOW64\regsvr32.exe
    qg.tmp
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:644

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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