a7fbbcab1c3cb288a231dc33c42f4b786b6db548ae48bbb5894905718aa7933e

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15/10/2024, 01:05

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General

Target

45128e55151f91146253686cdc13a8cd_JaffaCakes118.dll
Size

248KB
MD5

45128e55151f91146253686cdc13a8cd
SHA1

4f2e92b352df73b04a23048bbff1a062385295fb
SHA256

a7fbbcab1c3cb288a231dc33c42f4b786b6db548ae48bbb5894905718aa7933e
SHA512

4f073474bca277841c114b32c4de5de9917921c099f8a486c479c96912d6637f9ca352febe745f67b95b400ce979491a03b1c22446e8d5607285006347959f9e
SSDEEP

6144:uZSJgheVSPm9G0hWd2AQxXL0R6sPfaD37158RZc:WfqSPQAdm+3Pfq37MRZ

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Dnehoyene = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\45128e55151f91146253686cdc13a8cd_JaffaCakes118.dll\",Startup"	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2592	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2592	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 540 wrote to memory of 2592	540	rundll32.exe	31
PID 540 wrote to memory of 2592	540	rundll32.exe	31
PID 540 wrote to memory of 2592	540	rundll32.exe	31
PID 540 wrote to memory of 2592	540	rundll32.exe	31
PID 540 wrote to memory of 2592	540	rundll32.exe	31
PID 540 wrote to memory of 2592	540	rundll32.exe	31
PID 540 wrote to memory of 2592	540	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\45128e55151f91146253686cdc13a8cd_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\45128e55151f91146253686cdc13a8cd_JaffaCakes118.dll,#1
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2592-3-0x0000000002550000-0x0000000002590000-memory.dmp

Filesize
256KB

Download
memory/2592-0-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2592-11-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download