9d4dc837ec16a3955f2e9c6b4a35cef802fc2404ae92e9c194a52238393236bb

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
21/07/2024, 20:12

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General

Target

613b88e4b25654974eb71633bc2f96c4_JaffaCakes118.dll
Size

320KB
MD5

613b88e4b25654974eb71633bc2f96c4
SHA1

791c85531b6e7ff168056a5529ed14b706aba421
SHA256

9d4dc837ec16a3955f2e9c6b4a35cef802fc2404ae92e9c194a52238393236bb
SHA512

da03df7a0c6048895cbb61d6a20987612ecc6cd583d8e49bb0234b23d94db14a22c46b69b2f4cd70345a32b785e5592c76d8f463a38a0e38eca570faafea5f7c
SSDEEP

3072:zNT70mmfIzTOKYkuAKvq4PgmzDL0Ddele4qxSMilCaswCWvJdC4ISv/fGzxr11Xd:l4bwRupwhfITQSS1XG3auj

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 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\ShellServiceObjectDelayLoad\vregfwlx = "{0135DD00-EC06-4A20-A923-47F9AF1FA931}"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0135DD00-EC06-4A20-A923-47F9AF1FA931}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0135DD00-EC06-4A20-A923-47F9AF1FA931}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0135DD00-EC06-4A20-A923-47F9AF1FA931}\InProcServer32\ = "C:\\Windows\\vregfwlx.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 2508	2060	rundll32.exe	84
PID 2060 wrote to memory of 2508	2060	rundll32.exe	84
PID 2060 wrote to memory of 2508	2060	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\613b88e4b25654974eb71633bc2f96c4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\613b88e4b25654974eb71633bc2f96c4_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies registry class
  PID:2508

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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