0c358b071f65736dd2fb78a93bd8336c5798a880ffbccbe477eaf6068dff29e1

Analysis

max time kernel
144s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
03-01-2025 22:55

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General

Target

idk.exe
Size

839KB
MD5

ad5002dd9cd3b252b7c275a2dd79d775
SHA1

91a727e5c9f05221b156ab3e1193ae59272e0cfd
SHA256

0c358b071f65736dd2fb78a93bd8336c5798a880ffbccbe477eaf6068dff29e1
SHA512

d40cdd28a69d54895e826cb5c2fb19312f246bd8602856f951468e221c257abbfd795ec6ce71e9490d18caf545a9bd1f18101f42683735ea5f28e7226aab5bd3
SSDEEP

24576:EmIS04YNEMuExDiU6E5R9s8xY/2l/detnIbt+rM:PQ4auS+UjfU2TedIbt+r

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4084	AudioDriver.exe

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	idk.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	idk.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	idk.exe
File created	C:\Windows\assembly\Desktop.ini	idk.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	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 45 IoCs

pid	Process
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe
4084	AudioDriver.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4084	AudioDriver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4084	AudioDriver.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4084	AudioDriver.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 4084	2376	idk.exe	77
PID 2376 wrote to memory of 4084	2376	idk.exe	77
PID 2376 wrote to memory of 4084	2376	idk.exe	77

C:\Users\Admin\AppData\Local\Temp\idk.exe
"C:\Users\Admin\AppData\Local\Temp\idk.exe"
1⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376
- 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:4084

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\Microsoft\Speech\AudioDriver.exe

Filesize
839KB

MD5
ad5002dd9cd3b252b7c275a2dd79d775

SHA1
91a727e5c9f05221b156ab3e1193ae59272e0cfd

SHA256
0c358b071f65736dd2fb78a93bd8336c5798a880ffbccbe477eaf6068dff29e1

SHA512
d40cdd28a69d54895e826cb5c2fb19312f246bd8602856f951468e221c257abbfd795ec6ce71e9490d18caf545a9bd1f18101f42683735ea5f28e7226aab5bd3

Download Submit
memory/2376-0-0x0000000074FE1000-0x0000000074FE2000-memory.dmp

Filesize
4KB

Download
memory/2376-1-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/2376-2-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/2376-19-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/4084-18-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/4084-20-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download
memory/4084-21-0x0000000074FE0000-0x0000000075591000-memory.dmp

Filesize
5.7MB

Download