dridex | 9fa64421a8883cc257d1030a52af6655b9ebd844c533a0bdb9eb9b4d948819cc

Analysis

max time kernel
149s
max time network
150s
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 20:57

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General

Target

JaffaCakes118_9fa64421a8883cc257d1030a52af6655b9ebd844c533a0bdb9eb9b4d948819cc.dll
Size

171KB
MD5

bde6bc640a5e11527ce81b6cdba2e922
SHA1

178a0a37659a97bc48ddb2acfefc22ffb13bcca8
SHA256

9fa64421a8883cc257d1030a52af6655b9ebd844c533a0bdb9eb9b4d948819cc
SHA512

d1dbf62198ded566b5dc48c96a7896a261b0585dee9069c2951f7cc35d7a198f352aba703df2895fdffe2e9ce1acc1ae6b62d9631f2dc847a71da6f5833413f6
SSDEEP

3072:Yi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:YH9RVaPEmsdHdbQUbd2H3

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/3936-0-0x00000000753E0000-0x0000000075410000-memory.dmp	dridex_ldr
behavioral2/memory/3936-3-0x00000000753E0000-0x0000000075410000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1872	3936	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 3724 wrote to memory of 3936	3724	rundll32.exe	83
PID 3724 wrote to memory of 3936	3724	rundll32.exe	83
PID 3724 wrote to memory of 3936	3724	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9fa64421a8883cc257d1030a52af6655b9ebd844c533a0bdb9eb9b4d948819cc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9fa64421a8883cc257d1030a52af6655b9ebd844c533a0bdb9eb9b4d948819cc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3936 -s 664
    3⤵
    - Program crash
    PID:1872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3936 -ip 3936
1⤵
PID:3808

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/3936-0-0x00000000753E0000-0x0000000075410000-memory.dmp

Filesize
192KB

Download
memory/3936-2-0x00000000020D0000-0x00000000020D6000-memory.dmp

Filesize
24KB

Download
memory/3936-3-0x00000000753E0000-0x0000000075410000-memory.dmp

Filesize
192KB

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