d6422ed34867718d60a1f1c6d0da73dc4a559fecc95fdc4276ed333630c84935

Analysis

max time kernel
120s
max time network
142s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 21:22

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General

Target

idk.exe
Size

839KB
MD5

77632673688e158e5d9ddb49e6c60860
SHA1

385d43e1d8574b737025589e95a2841b28a7a242
SHA256

d6422ed34867718d60a1f1c6d0da73dc4a559fecc95fdc4276ed333630c84935
SHA512

13a3f4cf36d73890d4582619fb9d75c0eaec619b5ef4b9dbaa50907d083f154b37b2d1677735beaae54fe2e537f205662b276be9eeefa75ccb2098996b64527c
SSDEEP

24576:wxdS04YNEMuExDiU6E5R9s8xY/2l/d2tnIbt+rE:gP4auS+UjfU2T2dIbt+r

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2700	AudioDriver.exe

Loads dropped DLL 1 IoCs

pid	Process
1728	idk.exe

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 2 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	idk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AudioDriver.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2700	AudioDriver.exe
2700	AudioDriver.exe
2700	AudioDriver.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2700	AudioDriver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2700	AudioDriver.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2700	AudioDriver.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 2700	1728	idk.exe	30
PID 1728 wrote to memory of 2700	1728	idk.exe	30
PID 1728 wrote to memory of 2700	1728	idk.exe	30
PID 1728 wrote to memory of 2700	1728	idk.exe	30

C:\Users\Admin\AppData\Local\Temp\idk.exe
"C:\Users\Admin\AppData\Local\Temp\idk.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:2700

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\Local\Temp\Cab5478.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe

Filesize
839KB

MD5
77632673688e158e5d9ddb49e6c60860

SHA1
385d43e1d8574b737025589e95a2841b28a7a242

SHA256
d6422ed34867718d60a1f1c6d0da73dc4a559fecc95fdc4276ed333630c84935

SHA512
13a3f4cf36d73890d4582619fb9d75c0eaec619b5ef4b9dbaa50907d083f154b37b2d1677735beaae54fe2e537f205662b276be9eeefa75ccb2098996b64527c

Download Submit
memory/1728-0-0x00000000741D1000-0x00000000741D2000-memory.dmp

Filesize
4KB

Download
memory/1728-1-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download
memory/1728-2-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download
memory/1728-11-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download
memory/2700-14-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download
memory/2700-13-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download
memory/2700-12-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download
memory/2700-15-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download
memory/2700-32-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download
memory/2700-33-0x00000000741D0000-0x000000007477B000-memory.dmp

Filesize
5.7MB

Download