cb2d9c0cea7ad753c655d6a1867a0cb9da08dd86dd10b25688dc4fbe11cbf617

Analysis

max time kernel
149s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2024, 02:13

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General

Target

3751ace32ef2721f9143e04ef2018483_JaffaCakes118.dll
Size

9KB
MD5

3751ace32ef2721f9143e04ef2018483
SHA1

f046c68e486676530136c27c8c49c6f44a69f774
SHA256

cb2d9c0cea7ad753c655d6a1867a0cb9da08dd86dd10b25688dc4fbe11cbf617
SHA512

125cbcaa4c10b6e7c21b180f1a376a74d0d3f95e930cfa2d09004151f7f3f3c62881fb58d3adf6ba93ffa70d83203e474dae0a349c9828c932e958d65feab163
SSDEEP

192:g7QTqOhrA/qp6N2wBFg6RuAignGmr+jOSg:gsTqOhrAE6NXM6Rd9K+

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
4704	rundll32.exe

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\system = "C:\\Windows\\system32\\system.exe"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4704	rundll32.exe
4704	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 4704	2356	rundll32.exe	83
PID 2356 wrote to memory of 4704	2356	rundll32.exe	83
PID 2356 wrote to memory of 4704	2356	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3751ace32ef2721f9143e04ef2018483_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3751ace32ef2721f9143e04ef2018483_JaffaCakes118.dll,#1
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:4704

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\94FC.tmp

Filesize
4.3MB

MD5
6c7cdd25c2cb0073306eb22aebfc663f

SHA1
a1eba8ab49272b9852fe6a543677e8af36271248

SHA256
58280e3572333f97a7cf9f33e8d31dc26a98b6535965ebd0bde82249fc9bf705

SHA512
17344e07b9e9b2cd6ae4237d7f310732462f9cbb8656883607d7a1a4090e869265f92a6da1718dee50b1375b91583de60c6bd9e7e8db6b6e45e33f4b894365d6

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