0cf273cc694691c74c8b039fc1e9bd2ee0c367147e7d5f52a5571215bcc1fbe8

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16/03/2025, 17:15

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General

Target

Creal.pyc
Size

55KB
MD5

2a27c5a2380383e0eef2ee5d7e2e355d
SHA1

7896926b0fd1fb7027b32ea9e211b531231584b8
SHA256

aac7ee2790a33f22c1dac95d9b858f6bcc4b952ff059a3c9af40f893a14be5b3
SHA512

cb9b275565142b7a8fb1f42c9101c067f02d75dadd4bdd08752c92eca4b46c71bb83b9565155c85f4a1aa58db1efea11a73346be0da71c4d71508a0fa8d2a5f5
SSDEEP

768:s7WnrgpVIVk9+X6GpX0xoWyWtXt4OXXFFYAl/fBS5AZFm/bj3+eO3Wb38f:Dr47+LtaoULXFFYAyiUj3aWb3y

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-1-5-21-312935884-697965778-3955649944-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2620	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2620	AcroRd32.exe
2620	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2956	2808	cmd.exe	31
PID 2808 wrote to memory of 2956	2808	cmd.exe	31
PID 2808 wrote to memory of 2956	2808	cmd.exe	31
PID 2956 wrote to memory of 2620	2956	rundll32.exe	32
PID 2956 wrote to memory of 2620	2956	rundll32.exe	32
PID 2956 wrote to memory of 2620	2956	rundll32.exe	32
PID 2956 wrote to memory of 2620	2956	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Creal.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Creal.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2956
- - 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\Creal.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2620

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
7c1b480a500e91769bed64c73452e6c5

SHA1
e4a539777bbc8c35d34dd46f77f6d14c476aaef7

SHA256
71aaf8bb660c50c9249e551558a08e2e4d608b56378f6fd6a33bbd881158a88e

SHA512
37e4356012d7db6b426d9c195a34ab758452bdb9a6a6420f185f05d02b3ec67825817776714d56b4d073fe2501c46dd06efcd16c0e28d615f0644926c4e727a8

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