abf685e78562fa3aee73f00110685c5c7340ede3acb6fcda88ba25ad85a4b180

Analysis

max time kernel
151s
max time network
21s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/03/2025, 20:53

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General

Target

custom_Suiika_V1_03/Custom_Suiika_V1_03_4k/Expressions/Hairband Bow.exp3.json
Size

164B
MD5

ef08539f5bff1c8e3bbeeed9b3e061c9
SHA1

47bd4d64c1f63c1fe854ede2b0c44be8b4c95f44
SHA256

83af21566b24becab16b404767874b239ba29f2f6a6e8bc0fd28e66715266614
SHA512

da4967959136cb682c9c46543f1cc6f473acda2a3a8879b8626437833bd25f27821841a1661c333080072d331614e384449d6f9e7f2db02f0f0e56a127467cff

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
2848	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2848	AcroRd32.exe
2848	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2112	1960	cmd.exe	32
PID 1960 wrote to memory of 2112	1960	cmd.exe	32
PID 1960 wrote to memory of 2112	1960	cmd.exe	32
PID 2112 wrote to memory of 2848	2112	rundll32.exe	33
PID 2112 wrote to memory of 2848	2112	rundll32.exe	33
PID 2112 wrote to memory of 2848	2112	rundll32.exe	33
PID 2112 wrote to memory of 2848	2112	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\custom_Suiika_V1_03\Custom_Suiika_V1_03_4k\Expressions\Hairband Bow.exp3.json"
1⤵
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\custom_Suiika_V1_03\Custom_Suiika_V1_03_4k\Expressions\Hairband Bow.exp3.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2112
- - 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\custom_Suiika_V1_03\Custom_Suiika_V1_03_4k\Expressions\Hairband Bow.exp3.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2848

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
791ef8f0394fe12c458a11bc299f2448

SHA1
ce2803f5d049e52b37b03e9df9bdd2baf1dfd5ec

SHA256
0d5faf28c246db86b17b10778576e387139027c99bc2d80abd9c1a8b9ca0f5f6

SHA512
8a3b8e4775bd5d6848a70efd8f2f625b976defcb8a384febbe896cdab8384d10b498d14327f04d9458eafffdcde5c7964889145e0cdbddfe550a8444978efb47

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