a6f33d935bd9c016b3d0914fd35d0985fbfb52018048a90e93f83984be09da9d

Analysis

max time kernel
118s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/03/2025, 14:50

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General

Target

mhlib.py
Size

32KB
MD5

40ceb42b8e6b2fa75af5167cb096afc0
SHA1

064ab1c4a77672aa66ebf2d91af0b55936c27805
SHA256

98f0fa0847f3b8fa270925d1a556099a83b8d4ec53f09738c9475f169cf30ecb
SHA512

c0e67d365886dc6fe57cc77eacda58572e85407bd5d3793144e9d2c15e343cbc22e03774706231475ca71b01dc4e8e602736057430f2f128f1ff41144f380009
SSDEEP

384:XFlhbkz8+UH8velIkHlq7cjeh89o02iBDw/Jwfw:e68vQIkHRjC8qkDWJ5

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2792	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2792	AcroRd32.exe
2792	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 1908	1416	cmd.exe	32
PID 1416 wrote to memory of 1908	1416	cmd.exe	32
PID 1416 wrote to memory of 1908	1416	cmd.exe	32
PID 1908 wrote to memory of 2792	1908	rundll32.exe	33
PID 1908 wrote to memory of 2792	1908	rundll32.exe	33
PID 1908 wrote to memory of 2792	1908	rundll32.exe	33
PID 1908 wrote to memory of 2792	1908	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\mhlib.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\mhlib.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1908
- - 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\mhlib.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
114ce96c6990e4ae4de3d2e8d32e0e22

SHA1
997d47e6aa93939038f4bfd9a7e680dbeae7c54e

SHA256
f9f82c6d86c699419847daa593f696058dcce5c9e3d61471315543742ccb4147

SHA512
49adb1b8f2acbefce18a821904f4a506afa2761e6f6350fb7ce9162493ad8d829d6734645dc8cb4ee11ef8a6a49902d74fbfc9ff8c9656a8e59a688d5d41928c

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