cb26520a6265b20af0590f33bfbc02437f1a4a14fc2de65b74b55f705b44790e

Analysis

max time kernel
160s
max time network
138s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 17:28

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General

Target

1.py
Size

38KB
MD5

e9ec8214ccf648f6db1d3720bb310173
SHA1

38008b7a7aefc1ebeb8e80066efd22147cd7a39d
SHA256

cb26520a6265b20af0590f33bfbc02437f1a4a14fc2de65b74b55f705b44790e
SHA512

de322ed3894247e3a70c8560a974b5c09cd95aefe299c001d56ac51de66822346b3dcb168b5e429812bc9d16ce9d66179e2f12ed94e48baf11e7aec08ab60c29
SSDEEP

768:6abxgKa+MpVRbQ8mTJTdmn34QLfKEMM17mnNX/DtcV+sWQ1:xxoLbQaXwEXx1

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-1-5-21-3308111660-3636268597-2291490419-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000_CLASSES\py_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
1648	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1648	AcroRd32.exe
1648	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2784 wrote to memory of 2680	2784	cmd.exe	30
PID 2784 wrote to memory of 2680	2784	cmd.exe	30
PID 2784 wrote to memory of 2680	2784	cmd.exe	30
PID 2680 wrote to memory of 1648	2680	rundll32.exe	31
PID 2680 wrote to memory of 1648	2680	rundll32.exe	31
PID 2680 wrote to memory of 1648	2680	rundll32.exe	31
PID 2680 wrote to memory of 1648	2680	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\1.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2784
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\1.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2680
- - 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\1.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1648

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
560cd71a5d2904fdf7938625a061784c

SHA1
23f819af849b40e76d6fa17212200370d7ed5ef4

SHA256
50ffc1676d973fc95f68bd5e95dd915cdc775ba3270788e7c7b9845a0cade402

SHA512
89eefb8cbcd8c7df1aa57dc8232d06614a89e30f7330174d25604af9327bb19fb6f055fa5376f70f5caafe7dd23ccbaa8c9264632ac8c8e5b501b538f7333d49

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