c91a48ee32bf0d27b05dfc3703a4ecc96941485b23055e023d0dcffccebdb802

General

Target

facts_07.14.20.doc
Size

114KB
MD5

7fcf9d942462a56462dd4d8ee8ffd51f
SHA1

1017ade79db67892bc2eabe40c7e497f9381aa65
SHA256

c91a48ee32bf0d27b05dfc3703a4ecc96941485b23055e023d0dcffccebdb802
SHA512

2e0ce66577950db783318aec139246f931a392630f4e67154e371dba26ad4281181ed32dd0cf8505be2a3295294e5ff850d26ad31530b4cf3db41a9c396b44ea

Score

10^/10

Malware Config

Signatures

Suspicious use of SetWindowsHookEx 19 IoCs

pid	Process
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE
3588	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3588	WINWORD.EXE
3588	WINWORD.EXE

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	3056	3588	regsvr32.exe	66

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3588 wrote to memory of 3056	3588	WINWORD.EXE	71
PID 3588 wrote to memory of 3056	3588	WINWORD.EXE	71
PID 3056 wrote to memory of 576	3056	regsvr32.exe	72
PID 3056 wrote to memory of 576	3056	regsvr32.exe	72
PID 3056 wrote to memory of 576	3056	regsvr32.exe	72

Loads dropped DLL 1 IoCs

pid	Process
576	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
576	regsvr32.exe
576	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	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\facts_07.14.20.doc" /o ""
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
PID:3588
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 q4.tmp
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Windows\SysWOW64\regsvr32.exe
    q4.tmp
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:576

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/3588-0-0x000001D670EBB000-0x000001D670ECC000-memory.dmp

Filesize
68KB

Download
memory/3588-1-0x000001D670EBB000-0x000001D670ECC000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads