abf685e78562fa3aee73f00110685c5c7340ede3acb6fcda88ba25ad85a4b180

Analysis

max time kernel
153s
max time network
43s
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/Hairbuns (high).exp3.json
Size

180B
MD5

5adb72304534fc1ee6eda0f16a829b6d
SHA1

559f75ec18d2cf4905a590b24074e9d1dae445b0
SHA256

502716e61b7beb74ce2c57c65f6867a71c7d14547bc61e6a86396c1d64fa9187
SHA512

e7188d23e4617ea2dfc59ef216ca7d6994f1f71501c471416c2f41d790463535a26a2eddb26991ef4c4d35c9ac3828651f9fb7072aa0cbdddb6480136472a4c6

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
2792	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2792	AcroRd32.exe
2792	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 1476	2644	cmd.exe	30
PID 2644 wrote to memory of 1476	2644	cmd.exe	30
PID 2644 wrote to memory of 1476	2644	cmd.exe	30
PID 1476 wrote to memory of 2792	1476	rundll32.exe	31
PID 1476 wrote to memory of 2792	1476	rundll32.exe	31
PID 1476 wrote to memory of 2792	1476	rundll32.exe	31
PID 1476 wrote to memory of 2792	1476	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\custom_Suiika_V1_03\Custom_Suiika_V1_03_4k\Expressions\Hairbuns (high).exp3.json"
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- 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\Hairbuns (high).exp3.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1476
- - 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\Hairbuns (high).exp3.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2792

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
842fa66bd21db601e8a3aba8c07af247

SHA1
a053ca7675dba2ae0a56e653c7e6dfc76e68193a

SHA256
fc003227cbee762b4370529fba432f705726527c1d8065e7dc48a6ada819566f

SHA512
c9ee2b6ab07160d80406d0a8d1820287d005fdb39d4e3549dac16f6d3061b9f88117578cf36a4a23f54127e7dc359610e0d1e1aaa1bdd9c28d5ae854938f6ba4

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