4e16bb16b5984aa14dcfb6c53ae4d950c2a6ce47455a7ffd72c7134464b9359d

Resubmissions

05/10/2024, 06:18

241005-g2vhvstgpe 10

05/10/2024, 06:17

241005-g2atfszejn 10

05/10/2024, 06:12

241005-gx786atfkh 10

Analysis

max time kernel
103s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/10/2024, 06:17

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General

Target

main.pyc
Size

7KB
MD5

a88641dbfbffc9e97932caae9681fdee
SHA1

f998d750ef2737d7d65f1a700b7c274a3f3e0e21
SHA256

3685414e23ce06f5c73ebe063b5bee33fde11abc12001b79c412e0ccd8e91ce0
SHA512

1591a7a7734dd9726c8064a644b9888edc1229b53a45f30dfef575f9decb5317d8f6dce14d448a5166ceea0354ca4d6a4461cb362c5dbd5d3ea19d8502b98c95
SSDEEP

192:wk5hHuxZWD8tiWdXwvKjAJhwvVfMdw9nw:P5hNWut2dfP9w

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-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2764	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2764	AcroRd32.exe
2764	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 804	1856	cmd.exe	31
PID 1856 wrote to memory of 804	1856	cmd.exe	31
PID 1856 wrote to memory of 804	1856	cmd.exe	31
PID 804 wrote to memory of 2764	804	rundll32.exe	33
PID 804 wrote to memory of 2764	804	rundll32.exe	33
PID 804 wrote to memory of 2764	804	rundll32.exe	33
PID 804 wrote to memory of 2764	804	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\main.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1856
- 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:804
- - 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:2764

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
50357b6a112ea8ce5e78d08af5c0c4d7

SHA1
7e3e3bf9672a9329d4b56314c145320ea94a4526

SHA256
24c042c22ccb401a0e5b6e6a7f1e46dd32361986fccc196f370e4e2ec4175287

SHA512
58a26637eaa6572f81b778347ca95c966fd5e5dd57da0371fad153561723c10ebdf3dff80a50917298b61577109848b0c5d5b125ef0d49d114cf88f1576cd079

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