5188c69bd772ebe6ca8b34e8c08eec90f63ffcf1d6ab20287e074732da21076a

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
05/07/2024, 22:45

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General

Target

_collections_abc.pyc
Size

50KB
MD5

194666bf2a5186532ff44ffadc6908e3
SHA1

de4865cbf3f9feaf09093c46ecf3d7d82157ef3e
SHA256

76009d50c62573b55d2aac99cee43d008eff99d8bc8a9ad886bad5337e971153
SHA512

81f98a127936cc2a6d880670d7cfaf675412a4f99f98e3d0dc9a39e4c03b8671469da86917c9cf0b365aad5fcca4a03fdc08e9cba4ba64c58d19c3892c63998d
SSDEEP

768:4WPgniRfl5zB2HNyGPWO3kimvS7Q4s5p7+wjZca6uUeRKivBjjW:4WPgni9+0GF3kimvS7QR5pSFuUGO

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-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2484	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2484	AcroRd32.exe
2484	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2556	2404	cmd.exe	29
PID 2404 wrote to memory of 2556	2404	cmd.exe	29
PID 2404 wrote to memory of 2556	2404	cmd.exe	29
PID 2556 wrote to memory of 2484	2556	rundll32.exe	30
PID 2556 wrote to memory of 2484	2556	rundll32.exe	30
PID 2556 wrote to memory of 2484	2556	rundll32.exe	30
PID 2556 wrote to memory of 2484	2556	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\_collections_abc.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2404
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\_collections_abc.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2556
- - 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\_collections_abc.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2484

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
624947770061a0d355fd0a896ef5b8aa

SHA1
c4ac91f2fbf7392c670920749940afd2cc507906

SHA256
d4e03f4c3b25de08dcc8dccab58b477627887f1c779d398c538a9e90f1719247

SHA512
704480d8cceb634f814a1c0268e098a324d8a7633c5dd44d3c08b2209ca4b0c410e61ed89d68f3ed1fbdbbaf34eb96d19a3f7dbb24541a6edbe980b05c88dd75

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