dridex | 3bc6159b5b405f7047258730d58a7b9bfcf90190617cacbc88d468c8d2b8ab1a

Analysis

max time kernel
148s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 19:10

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General

Target

a287d921ef0637a83c68387cf744eb82.dll
Size

188KB
MD5

a287d921ef0637a83c68387cf744eb82
SHA1

8055244d2c5cec34d50fdb21df0dac71ebe3f507
SHA256

3bc6159b5b405f7047258730d58a7b9bfcf90190617cacbc88d468c8d2b8ab1a
SHA512

f326169e490e434dcb96fe936297597c242dccfc461433c7b9bc01b7abddf09f44d302d9338734363f7ee73394bdd5a65332045880423bdfe407005d8d4befb7
SSDEEP

3072:6A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo2o:6zIqATVfQeV2FZalKq6jtGJWuTmd

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/5048-1-0x0000000074DA0000-0x0000000074DD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1244	5048	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 5048	4408	rundll32.exe	85
PID 4408 wrote to memory of 5048	4408	rundll32.exe	85
PID 4408 wrote to memory of 5048	4408	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a287d921ef0637a83c68387cf744eb82.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a287d921ef0637a83c68387cf744eb82.dll,#1
  2⤵
  PID:5048
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5048 -s 692
    3⤵
    - Program crash
    PID:1244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 5048 -ip 5048
1⤵
PID:2372

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/5048-0-0x0000000001210000-0x0000000001216000-memory.dmp

Filesize
24KB

Download
memory/5048-1-0x0000000074DA0000-0x0000000074DD0000-memory.dmp

Filesize
192KB

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