b6bf856f34b8bb5db46680c7cfed3ca4a8fbd0b170c9640a17242ca3f2833563

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
09-12-2024 16:55

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General

Target

misc.pyc
Size

2KB
MD5

bcb404423ac51f798753e8d11e401071
SHA1

9080018dae3aa157e3a97904c86af06d4a0a6873
SHA256

572b18ccb1838f23714fae1c8cbb399a08796b1eb846960d5463d40ee784fe5a
SHA512

25a2997cff19308956086ae4e464f5039e53149043f094f2a65dae4dfa78b6410650a3c4d1514511f23c6bf77228772fa7b8a3cf5119e4ed46edb65ac40ff800

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-1-5-21-1163522206-1469769407-485553996-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2924	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2924	AcroRd32.exe
2924	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2236	2640	cmd.exe	31
PID 2640 wrote to memory of 2236	2640	cmd.exe	31
PID 2640 wrote to memory of 2236	2640	cmd.exe	31
PID 2236 wrote to memory of 2924	2236	rundll32.exe	32
PID 2236 wrote to memory of 2924	2236	rundll32.exe	32
PID 2236 wrote to memory of 2924	2236	rundll32.exe	32
PID 2236 wrote to memory of 2924	2236	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\misc.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\misc.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2236
- - 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\misc.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2924

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
a3c0365d9a12a57df14bf3fd2c121c66

SHA1
862686c19513fe9d2365beaef240a397049bb234

SHA256
a63921e8a26949cf8b727e07a871e549e1a2ca97cd5cdd78600068cac64962a7

SHA512
ade4138512986c9ab35a365b1d80db970327ff1fde4be2ae1ad020aa4b2fc521bce39d61a913a9f50eb87d56df3cfd1c16071358ea66f941a554ffd7333e3ec6

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