4b6d625421691bf21c5b3fcd8571fc26b16c604196715050ebeb55a15c90251c

Analysis

max time kernel
125s
max time network
125s
platform
windows10_x64
resource
win10-en-20211014
submitted
26-10-2021 00:00

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General

Target

SMC Req Offer.doc
Size

429KB
MD5

ec21fd6d62b9550a6180467370d74eb3
SHA1

01dfab38ea50ecac25129450b0120b303d59bf91
SHA256

4b6d625421691bf21c5b3fcd8571fc26b16c604196715050ebeb55a15c90251c
SHA512

b9e00ee1afa9b5b86243eca601ab498ad3db8c266c567248d529d366c6602fe22de626067bd7d2dc8cc2e3ef5b16504c069295b2fb8cb650ff37096f4c29e840

Score

1^/10

Malware Config

Signatures

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2068 WINWORD.EXE
2068 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

2068 WINWORD.EXE
2068 WINWORD.EXE
2068 WINWORD.EXE
2068 WINWORD.EXE
2068 WINWORD.EXE
2068 WINWORD.EXE
2068 WINWORD.EXE

pid	process
2068	WINWORD.EXE
2068	WINWORD.EXE

pid	process
2068	WINWORD.EXE
2068	WINWORD.EXE
2068	WINWORD.EXE
2068	WINWORD.EXE
2068	WINWORD.EXE
2068	WINWORD.EXE
2068	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\SMC Req Offer.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2068

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2068-115-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-116-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-117-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-118-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-119-0x00007FF7FB410000-0x00007FF7FB420000-memory.dmp

Filesize
64KB

Download
memory/2068-121-0x00000253707B0000-0x00000253707B2000-memory.dmp

Filesize
8KB

Download
memory/2068-120-0x00000253707B0000-0x00000253707B2000-memory.dmp

Filesize
8KB

Download
memory/2068-122-0x00000253707B0000-0x00000253707B2000-memory.dmp

Filesize
8KB

Download