dridex | c240860de1cc6ff5aad5554f0b3bfd56d66dee303c06481c3af0361c32a0b654

Analysis

max time kernel
142s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
05/03/2024, 06:55

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General

Target

b4114c9c87725fac2ad4cca2052b04da.dll
Size

188KB
MD5

b4114c9c87725fac2ad4cca2052b04da
SHA1

6887c7916ebb33f6d8d1a4d88be1c6c9b0cc0549
SHA256

c240860de1cc6ff5aad5554f0b3bfd56d66dee303c06481c3af0361c32a0b654
SHA512

f32ad8488d8cffd7756da41e08a835fbbf66ab7a610fdc4346773d7e899c623cc6aec178600ec748d63cd647a3c3746c9be9b867bc3d52b82c0ed06d3ff7dc8f
SSDEEP

3072:WA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:WzIqATVfQeV2FZalKq6jtGJWuTmd

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/2088-0-0x0000000074BC0000-0x0000000074BF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1988	2088	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 2088	1684	rundll32.exe	28
PID 1684 wrote to memory of 2088	1684	rundll32.exe	28
PID 1684 wrote to memory of 2088	1684	rundll32.exe	28
PID 1684 wrote to memory of 2088	1684	rundll32.exe	28
PID 1684 wrote to memory of 2088	1684	rundll32.exe	28
PID 1684 wrote to memory of 2088	1684	rundll32.exe	28
PID 1684 wrote to memory of 2088	1684	rundll32.exe	28
PID 2088 wrote to memory of 1988	2088	rundll32.exe	29
PID 2088 wrote to memory of 1988	2088	rundll32.exe	29
PID 2088 wrote to memory of 1988	2088	rundll32.exe	29
PID 2088 wrote to memory of 1988	2088	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4114c9c87725fac2ad4cca2052b04da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b4114c9c87725fac2ad4cca2052b04da.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2088 -s 308
    3⤵
    - Program crash
    PID:1988

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2088-0-0x0000000074BC0000-0x0000000074BF0000-memory.dmp

Filesize
192KB

Download
memory/2088-1-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download