dridex | a5d389ef60c76a369810f9c9febf403864e7a81b05e944c081da9568e7a88c08

Analysis

max time kernel
149s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2024, 04:25

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General

Target
ca7b59fdb4847375c36dee386edfc174.dll
Size 188KB
Sample240315-e1xkqagb6z
SHA256 a5d389ef60c76a369810f9c9febf403864e7a81b05e944c081da9568e7a88c08
MD5 ca7b59fdb4847375c36dee386edfc174
SHA1 2d73042e718e8e9b4671616f1cfd2bfc388f29ae
SHA512 29808070327358df909e52f7af3e352b70b5dc0bed53f6bbc1e48631f779d3b50b63086ae8fd9d724e9916abe37cfcfa7e6f14639f1d992724e0d934e6ec5b0e
SSDEEP 3072:ZA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAomo:ZzIqATVfQeV2FZalKq6jtGJWuTmd
MD5 SHA1 SHA512 SSDEEP

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
behavioral2/memory/3668-0-0x00000000756C0000-0x00000000756F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2504	3668	WerFault.exe	88

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 3668	548	rundll32.exe	88
PID 548 wrote to memory of 3668	548	rundll32.exe	88
PID 548 wrote to memory of 3668	548	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca7b59fdb4847375c36dee386edfc174.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca7b59fdb4847375c36dee386edfc174.dll,#1
  2⤵
  PID:3668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3668 -s 692
    3⤵
    - Program crash
    PID:2504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3668 -ip 3668
1⤵
PID:1264

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3668-0-0x00000000756C0000-0x00000000756F0000-memory.dmp

Download

memory/3668-2-0x00000000009F0000-0x00000000009F6000-memory.dmp