dridex | 5dce33dd83c71a2975fb50898510bd8454f4107d3f016a51460a5477490d4d10

Analysis

max time kernel
90s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/02/2024, 01:04

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General

Target

9814b77d5f79f745486670dbd429321e.dll
Size

188KB
MD5

9814b77d5f79f745486670dbd429321e
SHA1

e039295d882bcd61a7ae74b6843ae8a78b19ed00
SHA256

5dce33dd83c71a2975fb50898510bd8454f4107d3f016a51460a5477490d4d10
SHA512

1395d1c05f57495a5045a002cdf0768eb72c5fbb211455c5128eafd3f99c9ea6c1007f332fd72f8ec30504fc6c76ef873473c470008c3f86ba3eb411161350bc
SSDEEP

3072:+A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAodo:+zIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1940-0-0x0000000075320000-0x0000000075350000-memory.dmp	dridex_ldr
behavioral2/memory/1940-2-0x0000000075320000-0x0000000075350000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4680	1940	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 1940	2204	rundll32.exe	87
PID 2204 wrote to memory of 1940	2204	rundll32.exe	87
PID 2204 wrote to memory of 1940	2204	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9814b77d5f79f745486670dbd429321e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9814b77d5f79f745486670dbd429321e.dll,#1
  2⤵
  PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 688
    3⤵
    - Program crash
    PID:4680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1940 -ip 1940
1⤵
PID:4284

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1940-0-0x0000000075320000-0x0000000075350000-memory.dmp

Filesize
192KB

Download
memory/1940-1-0x0000000000C60000-0x0000000000C66000-memory.dmp

Filesize
24KB

Download
memory/1940-2-0x0000000075320000-0x0000000075350000-memory.dmp

Filesize
192KB

Download