dridex | faa607b5548a8d724e544a915df8ece3b6c0c6c58ad8d4363bfc1beb27172364

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:41

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General

Target

JaffaCakes118_faa607b5548a8d724e544a915df8ece3b6c0c6c58ad8d4363bfc1beb27172364.dll
Size

188KB
MD5

cd3bbfced0ecaba11a0b8437f6147f4f
SHA1

48b5e0635ad05d3b11d782e3e70844dde3034935
SHA256

faa607b5548a8d724e544a915df8ece3b6c0c6c58ad8d4363bfc1beb27172364
SHA512

7cd58af1e084f0348e076b7c6281a6fd0c496edccd68de7eaaa20eff283e5355eba2256414426b4035668b3b8e053c192e7bc646ee0359663b32135aeba6b000
SSDEEP

3072:NteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:5q7fYIHBZkTB6DWruUCOwjt

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/2168-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2332	2168	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 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 868 wrote to memory of 2168	868	rundll32.exe	31
PID 2168 wrote to memory of 2332	2168	rundll32.exe	32
PID 2168 wrote to memory of 2332	2168	rundll32.exe	32
PID 2168 wrote to memory of 2332	2168	rundll32.exe	32
PID 2168 wrote to memory of 2332	2168	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_faa607b5548a8d724e544a915df8ece3b6c0c6c58ad8d4363bfc1beb27172364.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_faa607b5548a8d724e544a915df8ece3b6c0c6c58ad8d4363bfc1beb27172364.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2168
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 300
    3⤵
    - Program crash
    PID:2332

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/2168-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

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memory/2168-2-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

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