dridex | 109b4fb546b453e4487383151c1e8eb9ee75c33e16a70a4f85461521905049cd

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
19/01/2024, 08:06

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General

Target

671ca6a8929e9917e2e92919b26a005c.dll
Size

188KB
MD5

671ca6a8929e9917e2e92919b26a005c
SHA1

b0d0bc1f92cffc6e15b132b5ac44e53128cfe362
SHA256

109b4fb546b453e4487383151c1e8eb9ee75c33e16a70a4f85461521905049cd
SHA512

4976f74e45bd5cdb91be8549eb1ed7e5f41283ee695b38783caea2d37328d1e5dbb41a5423f6c03f3e256f99c2330f60aec442660f4306e268eac2d1fa0f15f8
SSDEEP

3072:1A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoeo:1zIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain

Signatures

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.

botnet loader

resource	yara_rule
behavioral1/memory/756-0-0x00000000746C0000-0x00000000746F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2472	756	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1316 wrote to memory of 756	1316	rundll32.exe	28
PID 1316 wrote to memory of 756	1316	rundll32.exe	28
PID 1316 wrote to memory of 756	1316	rundll32.exe	28
PID 1316 wrote to memory of 756	1316	rundll32.exe	28
PID 1316 wrote to memory of 756	1316	rundll32.exe	28
PID 1316 wrote to memory of 756	1316	rundll32.exe	28
PID 1316 wrote to memory of 756	1316	rundll32.exe	28
PID 756 wrote to memory of 2472	756	rundll32.exe	29
PID 756 wrote to memory of 2472	756	rundll32.exe	29
PID 756 wrote to memory of 2472	756	rundll32.exe	29
PID 756 wrote to memory of 2472	756	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\671ca6a8929e9917e2e92919b26a005c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\671ca6a8929e9917e2e92919b26a005c.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 308
    3⤵
    - Program crash
    PID:2472

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/756-0-0x00000000746C0000-0x00000000746F0000-memory.dmp

Filesize
192KB

Download
memory/756-1-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download