48fd67afbdd0ca80ed993e65c861aaf83e1b2362d3ebd522c008e3aeec553e31

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
03/07/2024, 11:13

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General

Target

222aa47045b91d67a6e8f4d976a7ee0d_JaffaCakes118.dll
Size

25KB
MD5

222aa47045b91d67a6e8f4d976a7ee0d
SHA1

40e8ccde9fc5045bc1c0529e3d35fcf1f746b287
SHA256

48fd67afbdd0ca80ed993e65c861aaf83e1b2362d3ebd522c008e3aeec553e31
SHA512

4ae1f7d8cf405c61f1709d09dfea2ae9e045099877c9c79e35ce50b6a7ee2c0091496bbf2a93d8cca839b057b0bf2c7897c6a5ee86701ce8a13f9281d3717674
SSDEEP

768:xJcyKWeNGuCCc6nEgRft4Iy2VQ/xXzqH0:xm9BCCVEit4Iy9xDq

Score

6^/10

Malware Config

Signatures

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	rundll32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	rundll32.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\linkinfo.dll	rundll32.exe
File created	C:\Windows\twain_86.dll	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 1388	2740	rundll32.exe	28
PID 2740 wrote to memory of 1388	2740	rundll32.exe	28
PID 2740 wrote to memory of 1388	2740	rundll32.exe	28
PID 2740 wrote to memory of 1388	2740	rundll32.exe	28
PID 2740 wrote to memory of 1388	2740	rundll32.exe	28
PID 2740 wrote to memory of 1388	2740	rundll32.exe	28
PID 2740 wrote to memory of 1388	2740	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\222aa47045b91d67a6e8f4d976a7ee0d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\222aa47045b91d67a6e8f4d976a7ee0d_JaffaCakes118.dll,#1
  2⤵
  - Maps connected drives based on registry
  - Drops file in Windows directory
  PID:1388

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/1388-0-0x0000000013142000-0x0000000013145000-memory.dmp

Filesize
12KB

Download
memory/1388-1-0x0000000013140000-0x000000001314A000-memory.dmp

Filesize
40KB

Download
memory/1388-4-0x0000000013140000-0x000000001314A000-memory.dmp

Filesize
40KB

Download
memory/1388-6-0x0000000013142000-0x0000000013145000-memory.dmp

Filesize
12KB

Download