5188c69bd772ebe6ca8b34e8c08eec90f63ffcf1d6ab20287e074732da21076a

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
05/07/2024, 22:45

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General

Target

encodings/__init__.pyc
Size

6KB
MD5

51a9b8ac955239a37df2f4250a047ae8
SHA1

922c266d673c7e91e91ab6eed49d4966920d3d7e
SHA256

314086193c51b899c10d94e3faffd59b741d29dc5acbfd1a418a96cd8f21bff9
SHA512

e9388e6b3e35d9922e1041bbfbb29a7249fd4c53644c1e530d3db81843871803631d207a6ec4f03704c2b518bd652a3dfa5c009bab1b86bb257af60f4825113b
SSDEEP

192:mYLpFkYXqEDX99euL0NYjxJQF00JXsDczpbkoGoAlUi:3NnXqWX75LSBXsDQ6Mi

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_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-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2760	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2760	AcroRd32.exe
2760	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2000	2352	cmd.exe	31
PID 2352 wrote to memory of 2000	2352	cmd.exe	31
PID 2352 wrote to memory of 2000	2352	cmd.exe	31
PID 2000 wrote to memory of 2760	2000	rundll32.exe	32
PID 2000 wrote to memory of 2760	2000	rundll32.exe	32
PID 2000 wrote to memory of 2760	2000	rundll32.exe	32
PID 2000 wrote to memory of 2760	2000	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\encodings\__init__.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\encodings\__init__.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2000
- - 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\encodings\__init__.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2760

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
61ac742dd275a53ee087bd91c4dc5511

SHA1
85821fd7905038a187987bf166ca4f5de0b2def7

SHA256
fe687c065721a60e84d3facce4857946798bc1bcb2b83cf11f3b14e14ae6ad86

SHA512
c5717afdd7e246d8fa00b4ef136dd936227c6c1abebc16a6b49d81884c396ca8c22ea4da664e8baac2709e6f896a3c335cd237b40965c2fd669af240d9da2462

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