fddd05ac4f54a75f145e8bef8e0379df4954aa3d2808e7a41bca01c20854047b

Resubmissions

09-11-2024 16:52

241109-vdwb5sxlft 10

09-11-2024 16:52

241109-vdf78ayblg 10

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 16:52

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General

Target

main.pyc
Size

7KB
MD5

4604da24bcbe376086d53e6a20e8e33c
SHA1

3ccb807c95887ea85eb4ff04596bdc5404c96e52
SHA256

0ab22c47898a6860dc06ce74b149ee696d270742e28180aed06b503a39fb5e85
SHA512

8b8fd6cdea3eb636518d8aeafdef9f20cbe6a25845f195cb053718d13a5e0dbd5fd9957caff990fb7051f0438522819ae50bc50762faa673876c310ae45208e1
SSDEEP

192:wP3NpgKnD8y2oWdXweWekiGJhwvJmYLMdwQqywnw:ENpr33WuBv2kYLPdw

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

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe
Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

1832 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

1832 AcroRd32.exe
1832 AcroRd32.exe

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

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_Classes\Local Settings	rundll32.exe

pid	process
1832	AcroRd32.exe

pid	process
1832	AcroRd32.exe
1832	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2408 wrote to memory of 2556	2408	cmd.exe	rundll32.exe
PID 2408 wrote to memory of 2556	2408	cmd.exe	rundll32.exe
PID 2408 wrote to memory of 2556	2408	cmd.exe	rundll32.exe
PID 2556 wrote to memory of 1832	2556	rundll32.exe	AcroRd32.exe
PID 2556 wrote to memory of 1832	2556	rundll32.exe	AcroRd32.exe
PID 2556 wrote to memory of 1832	2556	rundll32.exe	AcroRd32.exe
PID 2556 wrote to memory of 1832	2556	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\main.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\main.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\main.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1832

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
ef71a0fda8bd270b420354ef825a99f9

SHA1
f7e12d5178736c6e254fd18941721a99146ead97

SHA256
9776d14a8e90cc2bc24956af0ab06252605f95d8771f2a15c88f077786c1cdba

SHA512
b86ea38f00aac14e42a5134eedcc59638057da94fa75fa58228dc41004279dc1a7f03301c738c14cec9edb7e7e0e0069f6a1e704e30aa00e8edf7cae2cc850f7

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