1b5b296d23666b420cce79e0e953acc3ee864d7718ff7cfab7146ee85bb8b0f6

Analysis

max time kernel
151s
max time network
181s
platform
windows10_x64
resource
win10-en-20211208
submitted
31-01-2022 07:25

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General

Target

GMC_310182973.rtf
Size

2.2MB
MD5

0d4881e7b37cf348025ff29b7c5e68c4
SHA1

9a74be8ce26251344f990e852ce1a782f73c7555
SHA256

1b5b296d23666b420cce79e0e953acc3ee864d7718ff7cfab7146ee85bb8b0f6
SHA512

7199b588a2ae25bf0968e04d05dfc71a2b7146b0fd8fda60363064272d625fe73ff3deedddcb7340b931c3e7c9ee29b27340e9d02ac0853cf6881ab002469161

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

NTFS ADS 1 IoCs

Processes:

WINWORD.EXE

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{BD0178AD-CF62-41BE-AA6F-A3E677B2C9FB}\Client.vbs:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3552 WINWORD.EXE
3552 WINWORD.EXE
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

WINWORD.EXE

pid process

3552 WINWORD.EXE
3552 WINWORD.EXE
3552 WINWORD.EXE
3552 WINWORD.EXE
3552 WINWORD.EXE
3552 WINWORD.EXE
3552 WINWORD.EXE

pid	process
3552	WINWORD.EXE
3552	WINWORD.EXE

pid	process
3552	WINWORD.EXE
3552	WINWORD.EXE
3552	WINWORD.EXE
3552	WINWORD.EXE
3552	WINWORD.EXE
3552	WINWORD.EXE
3552	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\GMC_310182973.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3552

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/3552-115-0x00007FFD79DC0000-0x00007FFD79DD0000-memory.dmp

Filesize
64KB

Download
memory/3552-116-0x00007FFD79DC0000-0x00007FFD79DD0000-memory.dmp

Filesize
64KB

Download
memory/3552-117-0x00007FFD79DC0000-0x00007FFD79DD0000-memory.dmp

Filesize
64KB

Download
memory/3552-118-0x00007FFD79DC0000-0x00007FFD79DD0000-memory.dmp

Filesize
64KB

Download
memory/3552-119-0x00007FFD79DC0000-0x00007FFD79DD0000-memory.dmp

Filesize
64KB

Download
memory/3552-122-0x00007FFD76670000-0x00007FFD76680000-memory.dmp

Filesize
64KB

Download
memory/3552-123-0x00007FFD76670000-0x00007FFD76680000-memory.dmp

Filesize
64KB

Download
memory/3552-307-0x00007FFD79DC0000-0x00007FFD79DD0000-memory.dmp

Filesize
64KB

Download
memory/3552-308-0x00007FFD79DC0000-0x00007FFD79DD0000-memory.dmp

Filesize
64KB

Download
memory/3552-309-0x00007FFD79DC0000-0x00007FFD79DD0000-memory.dmp

Filesize
64KB

Download
memory/3552-310-0x00007FFD79DC0000-0x00007FFD79DD0000-memory.dmp

Filesize
64KB

Download