dridex | 418689cf7d55191b9a2187c9ba286dd3c87c92ffaa7be3c9bb05d9b1cf046be1

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 06:16

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General

Target

JaffaCakes118_418689cf7d55191b9a2187c9ba286dd3c87c92ffaa7be3c9bb05d9b1cf046be1.dll
Size

184KB
MD5

42ed823fab14e393d68e42b19d74c227
SHA1

8e92b92621939ee3aa498029175fd791c4204ffc
SHA256

418689cf7d55191b9a2187c9ba286dd3c87c92ffaa7be3c9bb05d9b1cf046be1
SHA512

d6d08d3164180bd9ac6df6cf8bf1f1b9806c4ea014bc242d52bd420428b03cc38736e28595766c33bef5175915fca66a2724e3532cf86faca50fa50092332c22
SSDEEP

3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kwlmsb:57TXYsd9SkONU1jKGlnlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2176-1-0x0000000074BB0000-0x0000000074BE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2176	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2176	2280	rundll32.exe	31
PID 2280 wrote to memory of 2176	2280	rundll32.exe	31
PID 2280 wrote to memory of 2176	2280	rundll32.exe	31
PID 2280 wrote to memory of 2176	2280	rundll32.exe	31
PID 2280 wrote to memory of 2176	2280	rundll32.exe	31
PID 2280 wrote to memory of 2176	2280	rundll32.exe	31
PID 2280 wrote to memory of 2176	2280	rundll32.exe	31
PID 2176 wrote to memory of 2756	2176	rundll32.exe	32
PID 2176 wrote to memory of 2756	2176	rundll32.exe	32
PID 2176 wrote to memory of 2756	2176	rundll32.exe	32
PID 2176 wrote to memory of 2756	2176	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_418689cf7d55191b9a2187c9ba286dd3c87c92ffaa7be3c9bb05d9b1cf046be1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_418689cf7d55191b9a2187c9ba286dd3c87c92ffaa7be3c9bb05d9b1cf046be1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2176 -s 220
    3⤵
    - Program crash
    PID:2756

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/2176-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2176-1-0x0000000074BB0000-0x0000000074BE0000-memory.dmp

Filesize
192KB

Download
memory/2176-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download