36cea515ef96659285e4b26d8edab11fb0c7a7e21def5bbd98f8ba6c274ddf9e

Analysis

max time kernel
53s
max time network
63s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
06-07-2024 08:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

27f354706f52a7326e67b94c6168e05c_JaffaCakes118.dll
Size

161KB
MD5

27f354706f52a7326e67b94c6168e05c
SHA1

be83bc7a12073eddc8b1f929e11a7deb2c4e239b
SHA256

36cea515ef96659285e4b26d8edab11fb0c7a7e21def5bbd98f8ba6c274ddf9e
SHA512

d5e2348b9dcfd997c75ad5e2a4ee3a3cfbbf7c0335f9832126b5443b391051aca67f0af13b6e886219ef43db7e41eeba564390f4319ba810c6a9be28715d004b
SSDEEP

3072:DqlXTkbnppWglGwWk43UnK1vG4KZR+KR/wS93DI3vvSVnsgH2l48G+E6OPHX:DkkbvtgG43UK1m9R/wS93GvS+eS5G+ED

Score

6^/10

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\Gkugitenimiq = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\27f354706f52a7326e67b94c6168e05c_JaffaCakes118.dll\",Startup"	rundll32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000_Classes\Local Settings	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4616	rundll32.exe
4616	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4616	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 4616	2492	rundll32.exe	81
PID 2492 wrote to memory of 4616	2492	rundll32.exe	81
PID 2492 wrote to memory of 4616	2492	rundll32.exe	81
PID 4616 wrote to memory of 4696	4616	rundll32.exe	82
PID 4616 wrote to memory of 4696	4616	rundll32.exe	82
PID 4616 wrote to memory of 4696	4616	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\27f354706f52a7326e67b94c6168e05c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\27f354706f52a7326e67b94c6168e05c_JaffaCakes118.dll,#1
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4616
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    - Modifies registry class
    PID:4696

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

Loading Replay Monitor...

Downloads

memory/4616-0-0x0000000010000000-0x0000000010041000-memory.dmp

Filesize
260KB

Download
memory/4616-1-0x0000000002EC0000-0x0000000002FC0000-memory.dmp

Filesize
1024KB

Download
memory/4616-2-0x0000000010000000-0x0000000010041000-memory.dmp

Filesize
260KB

Download