dridex | eb572f3d5fb35436ee5129ee09c7a2ef11701a25b2ab5f402b3bc771e14cace5

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:43

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General

Target

JaffaCakes118_eb572f3d5fb35436ee5129ee09c7a2ef11701a25b2ab5f402b3bc771e14cace5.dll
Size

184KB
MD5

3eb57194fb33a8b6001a1e55942d6291
SHA1

244859451f981929979d4f13baa88c560c575b08
SHA256

eb572f3d5fb35436ee5129ee09c7a2ef11701a25b2ab5f402b3bc771e14cace5
SHA512

594b2cf60776f24f89514c7ad1c79601808d884bcea551017ea56c2cf325ecca6b4a40978b5b39c6c9cd97a35275660dc271b3a8a3320760e5ab16287a82e044
SSDEEP

3072:egkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgAdA4l:/PFkq6zOe5ilSanOLd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2244-1-0x0000000074DD0000-0x0000000074E00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2244	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 2176 wrote to memory of 2244	2176	rundll32.exe	30
PID 2176 wrote to memory of 2244	2176	rundll32.exe	30
PID 2176 wrote to memory of 2244	2176	rundll32.exe	30
PID 2176 wrote to memory of 2244	2176	rundll32.exe	30
PID 2176 wrote to memory of 2244	2176	rundll32.exe	30
PID 2176 wrote to memory of 2244	2176	rundll32.exe	30
PID 2176 wrote to memory of 2244	2176	rundll32.exe	30
PID 2244 wrote to memory of 2792	2244	rundll32.exe	31
PID 2244 wrote to memory of 2792	2244	rundll32.exe	31
PID 2244 wrote to memory of 2792	2244	rundll32.exe	31
PID 2244 wrote to memory of 2792	2244	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb572f3d5fb35436ee5129ee09c7a2ef11701a25b2ab5f402b3bc771e14cace5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb572f3d5fb35436ee5129ee09c7a2ef11701a25b2ab5f402b3bc771e14cace5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 220
    3⤵
    - Program crash
    PID:2792

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/2244-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2244-1-0x0000000074DD0000-0x0000000074E00000-memory.dmp

Filesize
192KB

Download
memory/2244-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download