dridex | fa9b5e916894a96fab6f0eeae41d8db6be6cab80cf811236265cfcfbd2927d2d

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:45

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General

Target

JaffaCakes118_fa9b5e916894a96fab6f0eeae41d8db6be6cab80cf811236265cfcfbd2927d2d.dll
Size

188KB
MD5

98686da1e31c78712403280476fd5fea
SHA1

94f61c861f369a44a5c1f3f0f2cf1280ac4642f8
SHA256

fa9b5e916894a96fab6f0eeae41d8db6be6cab80cf811236265cfcfbd2927d2d
SHA512

2d03a806fd6b22931c0b1fe74b596f04956039f1176551e2f5458a83f401aa5253467a66208d065a1756f79b35fc76bee1e75f8d017d7e105f1c658371966f90
SSDEEP

3072:SteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzS9qM:aq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2656-1-0x0000000075560000-0x0000000075590000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2656	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 2196 wrote to memory of 2656	2196	rundll32.exe	31
PID 2196 wrote to memory of 2656	2196	rundll32.exe	31
PID 2196 wrote to memory of 2656	2196	rundll32.exe	31
PID 2196 wrote to memory of 2656	2196	rundll32.exe	31
PID 2196 wrote to memory of 2656	2196	rundll32.exe	31
PID 2196 wrote to memory of 2656	2196	rundll32.exe	31
PID 2196 wrote to memory of 2656	2196	rundll32.exe	31
PID 2656 wrote to memory of 2808	2656	rundll32.exe	32
PID 2656 wrote to memory of 2808	2656	rundll32.exe	32
PID 2656 wrote to memory of 2808	2656	rundll32.exe	32
PID 2656 wrote to memory of 2808	2656	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fa9b5e916894a96fab6f0eeae41d8db6be6cab80cf811236265cfcfbd2927d2d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fa9b5e916894a96fab6f0eeae41d8db6be6cab80cf811236265cfcfbd2927d2d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 300
    3⤵
    - Program crash
    PID:2808

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/2656-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2656-1-0x0000000075560000-0x0000000075590000-memory.dmp

Filesize
192KB

Download
memory/2656-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download