dridex | e75e62a38e64144edd4b4f857c5d2da0852b8819b7e390307a2ba1b6ab5c900b

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 03:10

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General

Target

JaffaCakes118_e75e62a38e64144edd4b4f857c5d2da0852b8819b7e390307a2ba1b6ab5c900b.dll
Size

184KB
MD5

772bb088c3bee68d9926d9c11094f00a
SHA1

f6d75cb5d0540b4eeaabb62540121e88a2c84017
SHA256

e75e62a38e64144edd4b4f857c5d2da0852b8819b7e390307a2ba1b6ab5c900b
SHA512

9345194232b451728fd6cafe1648b635c47ecbf721e59248e6d6847c6c82ffc88d6775462df850c642dcee2d6c0bacff083b19ecaa472adcfeab140294c8fa2c
SSDEEP

3072:aiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoRlzoxss7:aiLVCIT4WK2z1W+CUHZj4Skq/eaoPoC

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/2608-1-0x00000000747A0000-0x00000000747CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2528	2608	WerFault.exe	28

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 2736 wrote to memory of 2608	2736	rundll32.exe	28
PID 2736 wrote to memory of 2608	2736	rundll32.exe	28
PID 2736 wrote to memory of 2608	2736	rundll32.exe	28
PID 2736 wrote to memory of 2608	2736	rundll32.exe	28
PID 2736 wrote to memory of 2608	2736	rundll32.exe	28
PID 2736 wrote to memory of 2608	2736	rundll32.exe	28
PID 2736 wrote to memory of 2608	2736	rundll32.exe	28
PID 2608 wrote to memory of 2528	2608	rundll32.exe	29
PID 2608 wrote to memory of 2528	2608	rundll32.exe	29
PID 2608 wrote to memory of 2528	2608	rundll32.exe	29
PID 2608 wrote to memory of 2528	2608	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e75e62a38e64144edd4b4f857c5d2da0852b8819b7e390307a2ba1b6ab5c900b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e75e62a38e64144edd4b4f857c5d2da0852b8819b7e390307a2ba1b6ab5c900b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2608
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 220
    3⤵
    - Program crash
    PID:2528

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/2608-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2608-1-0x00000000747A0000-0x00000000747CF000-memory.dmp

Filesize
188KB

Download
memory/2608-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

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