dridex | f4dda9113296409a63cdb527e86d36dc252bd612a513c0e50831eb2bcf72d610

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
23-12-2024 23:30

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General

Target

JaffaCakes118_f4dda9113296409a63cdb527e86d36dc252bd612a513c0e50831eb2bcf72d610.dll
Size

188KB
MD5

c60c3bee285701eb20b6edadc006d392
SHA1

6752fa2d303071c6010aa924910a93ad671cb17d
SHA256

f4dda9113296409a63cdb527e86d36dc252bd612a513c0e50831eb2bcf72d610
SHA512

2f6ee55047a8527c11670191d839bd11527d95dde2336ff7371d507619e5f5c536387e4163496e71ca8c64511cd7c7587d9ec9d38446a930e3e00f6798400250
SSDEEP

3072:9teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:Jq7fYIHBZkTB6DWruUCOwjt

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/2400-1-0x0000000074C30000-0x0000000074C60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2536	2400	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 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2092 wrote to memory of 2400	2092	rundll32.exe	30
PID 2400 wrote to memory of 2536	2400	rundll32.exe	32
PID 2400 wrote to memory of 2536	2400	rundll32.exe	32
PID 2400 wrote to memory of 2536	2400	rundll32.exe	32
PID 2400 wrote to memory of 2536	2400	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4dda9113296409a63cdb527e86d36dc252bd612a513c0e50831eb2bcf72d610.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4dda9113296409a63cdb527e86d36dc252bd612a513c0e50831eb2bcf72d610.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2400
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 300
    3⤵
    - Program crash
    PID:2536

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/2400-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2400-1-0x0000000074C30000-0x0000000074C60000-memory.dmp

Filesize
192KB

Download
memory/2400-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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