abf685e78562fa3aee73f00110685c5c7340ede3acb6fcda88ba25ad85a4b180

Analysis

max time kernel
154s
max time network
50s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-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/Fox Ears.exp3.json
Size

477B
MD5

d0950349d28b0d9c452928ad9f528f94
SHA1

0afe9b417bce669ffdf4388dcad878e48a66df5e
SHA256

59f6723666fe2629ed6b709bcc275ebd3f5a92d68ab940638cbcdde86e4576d7
SHA512

bae859e3f8fa5431f05aa84ac0de84ca868621e377db31d191d0c8d896136a3ea8a1102d04de2d4185dd012376bae2961434ae2a83a121da4fdf4c19d0db4982

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-1-5-21-3692679935-4019334568-335155002-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2640	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2640	AcroRd32.exe
2640	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 2620	2804	cmd.exe	31
PID 2804 wrote to memory of 2620	2804	cmd.exe	31
PID 2804 wrote to memory of 2620	2804	cmd.exe	31
PID 2620 wrote to memory of 2640	2620	rundll32.exe	32
PID 2620 wrote to memory of 2640	2620	rundll32.exe	32
PID 2620 wrote to memory of 2640	2620	rundll32.exe	32
PID 2620 wrote to memory of 2640	2620	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\custom_Suiika_V1_03\Custom_Suiika_V1_03_4k\Expressions\Fox Ears.exp3.json"
1⤵
- Suspicious use of WriteProcessMemory
PID:2804
- 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\Fox Ears.exp3.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2620
- - 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\Fox Ears.exp3.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2640

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
16b856021e64a33e2341833a8f02824e

SHA1
984cf5203617013ed8ce066087232790e99a0c95

SHA256
adc7c4bb3fa8ca9f0ba0cb12a9eba64de0cc17e078a5c4ac62cc7854c5125d6a

SHA512
fbef0640eec394c55f6015a10103620c270f6bc6c606a128e4bf28a1000f58cad83949365577c636d1b6bd0dbab7a1db90d0c883a04aa7db411b31c94e3488f7

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