0d9605f2355f57833d8dff4e3314feda6ecf3dd3fe0fed5533471af1c509a3ab

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07/03/2024, 20:07

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General

Target

GGG22.pyc
Size

2KB
MD5

c19dcaa234ba1997839ffba94d9b644f
SHA1

0a1fcbcd2db51fa76bd837a4545fde144dc8ddbf
SHA256

a7d4d86873bc56537c6533bfa2741bbf146f031d788e07dfbb5153a4fc8ed485
SHA512

0d0184017c90b77f5cab01b5b9501f35932af8fb332fd0786e68f64ee6c1291926b297be880a2bec29878ca310d5bfc3a14de29655afb65ef99d9a64c8cba2a1

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2448	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2448	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2448	AcroRd32.exe
2448	AcroRd32.exe
2448	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2740	2748	cmd.exe	29
PID 2748 wrote to memory of 2740	2748	cmd.exe	29
PID 2748 wrote to memory of 2740	2748	cmd.exe	29
PID 2740 wrote to memory of 2448	2740	rundll32.exe	30
PID 2740 wrote to memory of 2448	2740	rundll32.exe	30
PID 2740 wrote to memory of 2448	2740	rundll32.exe	30
PID 2740 wrote to memory of 2448	2740	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\GGG22.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\GGG22.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\GGG22.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    PID:2448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
f61f55e83ce729a56e4c7e957737a3cf

SHA1
9dd10a24c6d1b67e2b65ad131963574fee3f5274

SHA256
93943d5f579f2ceb8ba2b40f464f1d000dbee50e13606da0f15d05a3efd38a6f

SHA512
4944f9b80ff5e3effcda4c5ba5e1437ee7bd2a6cc3ee3c531cefc7ccfc3b08c47c195f7be0aab72621cc3fff69be59442750ef50eb8bd5fea306f33de192baac

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