dridex | 594eff01ec08e70b2177234838849afd95872cfa2001e65a7fc09c67b26aa5fc

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 03:19

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General

Target

JaffaCakes118_594eff01ec08e70b2177234838849afd95872cfa2001e65a7fc09c67b26aa5fc.dll
Size

184KB
MD5

c3e8245feffb7f0b7dc53d114176df7f
SHA1

33fe28e4ec73eacf81f2b2ccf703ed8efb6a60cc
SHA256

594eff01ec08e70b2177234838849afd95872cfa2001e65a7fc09c67b26aa5fc
SHA512

b78bd66b0196451b796a2a28efc4f8eca8cc56bfa210be1c6aa6d786899f49a40394139c60abd93f9fd1f55fbcbae13113becfbdc23834b128b9f0aa95e81f2f
SSDEEP

3072:SiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao/lzoxss7:SiLVCIT4WK2z1W+CUHZj4Skq/eaodoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2616-1-0x00000000750E0000-0x000000007510F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2316	2616	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 2024 wrote to memory of 2616	2024	rundll32.exe	31
PID 2024 wrote to memory of 2616	2024	rundll32.exe	31
PID 2024 wrote to memory of 2616	2024	rundll32.exe	31
PID 2024 wrote to memory of 2616	2024	rundll32.exe	31
PID 2024 wrote to memory of 2616	2024	rundll32.exe	31
PID 2024 wrote to memory of 2616	2024	rundll32.exe	31
PID 2024 wrote to memory of 2616	2024	rundll32.exe	31
PID 2616 wrote to memory of 2316	2616	rundll32.exe	32
PID 2616 wrote to memory of 2316	2616	rundll32.exe	32
PID 2616 wrote to memory of 2316	2616	rundll32.exe	32
PID 2616 wrote to memory of 2316	2616	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_594eff01ec08e70b2177234838849afd95872cfa2001e65a7fc09c67b26aa5fc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_594eff01ec08e70b2177234838849afd95872cfa2001e65a7fc09c67b26aa5fc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 220
    3⤵
    - Program crash
    PID:2316

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/2616-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2616-1-0x00000000750E0000-0x000000007510F000-memory.dmp

Filesize
188KB

Download
memory/2616-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download