dridex | 84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35

Analysis

max time kernel
93s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 05:13

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General

Target

JaffaCakes118_84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35.dll
Size

171KB
MD5

f39819ac9a7201fd4486c62f7370ed20
SHA1

3127b8e99827b42a1b852ee64a8e07a2569bdc18
SHA256

84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35
SHA512

bb9d1b9b80ce2f45cdab973130ea3cfe6f9d79cbf11fc76f98c2d069d93b9cac287966a4bf87feee474d2c6f1ea7f1017874dce6958c2dc850fcf8b6276002b2
SSDEEP

3072:fi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:fH9RVaPEmsdHdbQUbd2H3

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/3116-1-0x00000000756E0000-0x0000000075710000-memory.dmp	dridex_ldr
behavioral2/memory/3116-2-0x00000000756E0000-0x0000000075710000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3888	3116	WerFault.exe	83

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 2516 wrote to memory of 3116	2516	rundll32.exe	83
PID 2516 wrote to memory of 3116	2516	rundll32.exe	83
PID 2516 wrote to memory of 3116	2516	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84990d59e19dc00a4fafd65d016f850b3301895d247a88837c80b3a22511da35.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 672
    3⤵
    - Program crash
    PID:3888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3116 -ip 3116
1⤵
PID:4820

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

Replay Monitor

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Downloads

memory/3116-0-0x0000000000E50000-0x0000000000E56000-memory.dmp

Filesize
24KB

Download
memory/3116-1-0x00000000756E0000-0x0000000075710000-memory.dmp

Filesize
192KB

Download
memory/3116-2-0x00000000756E0000-0x0000000075710000-memory.dmp

Filesize
192KB

Download
memory/3116-3-0x0000000000E50000-0x0000000000E56000-memory.dmp

Filesize
24KB

Download