730e0fe71b44a9681238a2ad4c04d50779442dc690184744d7f85bac6a21f82d

General

Target

GrieferGames Launcher.exe
Size

450.0MB
MD5

dfffb7b07b552180391033ee3eae0146
SHA1

48b09362c70d3b0b1714e4eaa9346ed829377f31
SHA256

730e0fe71b44a9681238a2ad4c04d50779442dc690184744d7f85bac6a21f82d
SHA512

a380d699ae01ff5594ff8c80f2e92bd816340a6aa57c728306034b38dec800cd4a1c770dd9e8b1fd1785b4d33147231b9750ac871381a787d468aa5bb17bb883
SSDEEP

49152:jbU8Je1gDL18/swgZQ9rXHZiTKKgsbU8Je1gDL18/swgZQ9rXHZiTKKg:fUUe1IL6/om9CUUe1IL6/om9

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	GrieferGames Launcher.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 27 IoCs

pid	Process
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4704	GrieferGames Launcher.exe
4704	GrieferGames Launcher.exe
4964	powershell.exe
4964	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4964	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4704	GrieferGames Launcher.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 4912	4704	GrieferGames Launcher.exe	84
PID 4704 wrote to memory of 4912	4704	GrieferGames Launcher.exe	84
PID 4704 wrote to memory of 4912	4704	GrieferGames Launcher.exe	84
PID 4912 wrote to memory of 4964	4912	cmd.exe	86
PID 4912 wrote to memory of 4964	4912	cmd.exe	86
PID 4912 wrote to memory of 4964	4912	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\GrieferGames Launcher.exe
"C:\Users\Admin\AppData\Local\Temp\GrieferGames Launcher.exe"
1⤵
- Checks computer location settings
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4704
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C powershell Add-MpPreference -ExclusionPath C:\
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4912
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell Add-MpPreference -ExclusionPath C:\
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4964

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4704-132-0x0000000000890000-0x0000000000CAE000-memory.dmp

Filesize
4.1MB

Download
memory/4704-133-0x0000000000890000-0x0000000000892000-memory.dmp

Filesize
8KB

Download
memory/4704-134-0x0000000000890000-0x0000000000CAE000-memory.dmp

Filesize
4.1MB

Download
memory/4704-157-0x0000000000890000-0x0000000000CAE000-memory.dmp

Filesize
4.1MB

Download
memory/4964-144-0x0000000005AC0000-0x0000000005BC4000-memory.dmp

Filesize
1.0MB

Download
memory/4964-148-0x0000000006220000-0x000000000623E000-memory.dmp

Filesize
120KB

Download
memory/4964-139-0x00000000049D0000-0x0000000004A56000-memory.dmp

Filesize
536KB

Download
memory/4964-140-0x0000000004B60000-0x0000000004B82000-memory.dmp

Filesize
136KB

Download
memory/4964-141-0x0000000005440000-0x00000000054A6000-memory.dmp

Filesize
408KB

Download
memory/4964-142-0x00000000054B0000-0x0000000005516000-memory.dmp

Filesize
408KB

Download
memory/4964-143-0x0000000004990000-0x00000000049A0000-memory.dmp

Filesize
64KB

Download
memory/4964-137-0x0000000004510000-0x0000000004546000-memory.dmp

Filesize
216KB

Download
memory/4964-145-0x0000000005C30000-0x0000000005C4E000-memory.dmp

Filesize
120KB

Download
memory/4964-146-0x0000000006C30000-0x0000000006C62000-memory.dmp

Filesize
200KB

Download
memory/4964-147-0x000000006F640000-0x000000006F68C000-memory.dmp

Filesize
304KB

Download
memory/4964-138-0x0000000004BA0000-0x00000000051C8000-memory.dmp

Filesize
6.2MB

Download
memory/4964-149-0x00000000075B0000-0x0000000007C2A000-memory.dmp

Filesize
6.5MB

Download
memory/4964-150-0x0000000006F70000-0x0000000006F8A000-memory.dmp

Filesize
104KB

Download
memory/4964-151-0x0000000006FE0000-0x0000000006FEA000-memory.dmp

Filesize
40KB

Download
memory/4964-152-0x00000000071B0000-0x00000000071FA000-memory.dmp

Filesize
296KB

Download
memory/4964-153-0x00000000072A0000-0x0000000007336000-memory.dmp

Filesize
600KB

Download
memory/4964-154-0x0000000007210000-0x000000000721E000-memory.dmp

Filesize
56KB

Download
memory/4964-155-0x0000000007270000-0x000000000728A000-memory.dmp

Filesize
104KB

Download
memory/4964-156-0x0000000007260000-0x0000000007268000-memory.dmp

Filesize
32KB

Download

Analysis

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