dridex | b8959a8edab65ce4b27706066b87fe941fa0b3a000dda1b7602389773c6cd638

Analysis

max time kernel
92s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 23:26

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General

Target

JaffaCakes118_b8959a8edab65ce4b27706066b87fe941fa0b3a000dda1b7602389773c6cd638.dll
Size

171KB
MD5

221d5c3cf8b9290db7b3026cb04c44c6
SHA1

e1cf68f0ee1158d76e35942e66b78ecbf490b21c
SHA256

b8959a8edab65ce4b27706066b87fe941fa0b3a000dda1b7602389773c6cd638
SHA512

eb3bfd7b83108c38596e4beae7aa16e26d6d1f9f954a32a474f51d9767b51ca229e9a01950ca5b8a0a10de4d9778c7aef2d3172c2743a053d83e44990b429b97
SSDEEP

3072:ri49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:rH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3044-0-0x00000000754C0000-0x00000000754F0000-memory.dmp	dridex_ldr
behavioral2/memory/3044-3-0x00000000754C0000-0x00000000754F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1824	3044	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 3044	5096	rundll32.exe	82
PID 5096 wrote to memory of 3044	5096	rundll32.exe	82
PID 5096 wrote to memory of 3044	5096	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b8959a8edab65ce4b27706066b87fe941fa0b3a000dda1b7602389773c6cd638.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5096
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b8959a8edab65ce4b27706066b87fe941fa0b3a000dda1b7602389773c6cd638.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3044 -s 672
    3⤵
    - Program crash
    PID:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 3044 -ip 3044
1⤵
PID:2172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3044-0-0x00000000754C0000-0x00000000754F0000-memory.dmp

Filesize
192KB

Download
memory/3044-2-0x0000000002C60000-0x0000000002C66000-memory.dmp

Filesize
24KB

Download
memory/3044-3-0x00000000754C0000-0x00000000754F0000-memory.dmp

Filesize
192KB

Download