dridex | c23eb23dd41405532014be7410c367206f261dae7ad8199700fdb5cd908152b0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 04:29

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General

Target

JaffaCakes118_c23eb23dd41405532014be7410c367206f261dae7ad8199700fdb5cd908152b0.dll
Size

184KB
MD5

b46ecfb187a78d7234ee814a7d9de248
SHA1

bd6cb1183cbe2f0d12c1081bd0b797c8d5a7e4c3
SHA256

c23eb23dd41405532014be7410c367206f261dae7ad8199700fdb5cd908152b0
SHA512

86c972c28e8768e1e5a7665262148fff57fbed2979d1082ef92beb303adfe2aca740deea916104d81d32d2ad450a4b59bdaf7c5283b551a5648ee2a66af8504f
SSDEEP

3072:muwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KNlmsb:47TXYsd9SkONU1jKGl2lm

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/1720-1-0x0000000074B20000-0x0000000074B50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1788	1720	WerFault.exe	30

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 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 2556 wrote to memory of 1720	2556	rundll32.exe	30
PID 1720 wrote to memory of 1788	1720	rundll32.exe	32
PID 1720 wrote to memory of 1788	1720	rundll32.exe	32
PID 1720 wrote to memory of 1788	1720	rundll32.exe	32
PID 1720 wrote to memory of 1788	1720	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c23eb23dd41405532014be7410c367206f261dae7ad8199700fdb5cd908152b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c23eb23dd41405532014be7410c367206f261dae7ad8199700fdb5cd908152b0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 220
    3⤵
    - Program crash
    PID:1788

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/1720-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1720-1-0x0000000074B20000-0x0000000074B50000-memory.dmp

Filesize
192KB

Download
memory/1720-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download