dridex | ef0c1f1c50b9f9245d5ba9f8e8f58cdd749dd4d264c918a72e278480424a221a

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
20-04-2024 12:36

Target

fcc85101cf2a91cd7b893025d444939c_JaffaCakes118.dll
Size

188KB
MD5

fcc85101cf2a91cd7b893025d444939c
SHA1

7bb34e338803688198961d7f0600455e3d773eca
SHA256

ef0c1f1c50b9f9245d5ba9f8e8f58cdd749dd4d264c918a72e278480424a221a
SHA512

5a4846b114a4df63806b15ba36a2b42145ba5879b4b42da4da55b601bd029e509f48655f6078c07c6e8fc5e829b9d6ada5356750514e2896aae059a6419d8df2
SSDEEP

3072:bA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo8o:bzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

Processes:

resource	yara_rule
behavioral1/memory/2000-1-0x00000000753F0000-0x0000000075420000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2788 2000 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2788	2000	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2916 wrote to memory of 2000	2916	rundll32.exe	rundll32.exe
PID 2916 wrote to memory of 2000	2916	rundll32.exe	rundll32.exe
PID 2916 wrote to memory of 2000	2916	rundll32.exe	rundll32.exe
PID 2916 wrote to memory of 2000	2916	rundll32.exe	rundll32.exe
PID 2916 wrote to memory of 2000	2916	rundll32.exe	rundll32.exe
PID 2916 wrote to memory of 2000	2916	rundll32.exe	rundll32.exe
PID 2916 wrote to memory of 2000	2916	rundll32.exe	rundll32.exe
PID 2000 wrote to memory of 2788	2000	rundll32.exe	WerFault.exe
PID 2000 wrote to memory of 2788	2000	rundll32.exe	WerFault.exe
PID 2000 wrote to memory of 2788	2000	rundll32.exe	WerFault.exe
PID 2000 wrote to memory of 2788	2000	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fcc85101cf2a91cd7b893025d444939c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fcc85101cf2a91cd7b893025d444939c_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2000 -s 300
    3⤵
    - Program crash
    PID:2788

memory/2000-1-0x00000000753F0000-0x0000000075420000-memory.dmp

Filesize
192KB

Download
memory/2000-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2000-5-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download