dd042c46ccab1eef92c289498b7825694a6aab6e04a093b2244b126af01c01fa

Analysis

max time kernel
1290s
max time network
1220s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12/10/2023, 17:53

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General

Target

snake_eater.pyc
Size

7KB
MD5

c8bf7509904761a4317f33ed6118b3fa
SHA1

990bd77939ed4c65ad1a1f51beae195e82bdac52
SHA256

a89e7144b5a6100011da10f352e11778c1dc08374629378a9f6d40425c921014
SHA512

6f3e946e54417f7b926e451a328e4c7c8cfa1399576dd507dd1e736483c8d377608bd05320ed803b3bb4a50d3e7d573bb66f8dcaa0658ecbb8ef2cb37362f649
SSDEEP

192:dXY/v+kIQWHh/GtyfQK1Eg5baP5939BJX7JLcLL1lm:dXGgVdGtyfh1Eg5baP5h93rMHm

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-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000_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
2504	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2504	AcroRd32.exe
2504	AcroRd32.exe
2504	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2596	2764	cmd.exe	28
PID 2764 wrote to memory of 2596	2764	cmd.exe	28
PID 2764 wrote to memory of 2596	2764	cmd.exe	28
PID 2596 wrote to memory of 2504	2596	rundll32.exe	29
PID 2596 wrote to memory of 2504	2596	rundll32.exe	29
PID 2596 wrote to memory of 2504	2596	rundll32.exe	29
PID 2596 wrote to memory of 2504	2596	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\snake_eater.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\snake_eater.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2596
- - 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\snake_eater.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2504

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
6f7336ac9cfc0d45fb1d582db26c6c6d

SHA1
529e07695219609c77432cb6c8a6b245b6521b7c

SHA256
6dda89f19975538f61abc6c8e10d4a44c5e5c3600d4d8b44481f6b52cc7ef0a0

SHA512
c710c7c600ca3921a2eb2fcfc43a515fa1fa8f723190bbb46315eeb71ed6dfad616fd8b9bf39f0ed2f62da4270cd06d536ad065321e0f8e79bf55265a6263111

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