dridex | bc0887e10a1fbb605c39a542c8df1b8ea5fb0e3894e7731bde2ee395a0477ee2

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:37

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General

Target

JaffaCakes118_bc0887e10a1fbb605c39a542c8df1b8ea5fb0e3894e7731bde2ee395a0477ee2.dll
Size

188KB
MD5

3f845e3b9c4f455cf0d0cd9a706e3566
SHA1

5d6377d67527f4ade6b64b4eb6a5bfa841894f90
SHA256

bc0887e10a1fbb605c39a542c8df1b8ea5fb0e3894e7731bde2ee395a0477ee2
SHA512

0ab92cbf3c7311ccebe08b8ba89a9328dace3474f455642feed478403094ba540ef7bac241ce8485ec713b1bd10a35e13dfb8ff3f4ad6102d17c10939f425620
SSDEEP

3072:LA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo5o:LzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2776-1-0x0000000074D10000-0x0000000074D40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2960	2776	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 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2776 wrote to memory of 2960	2776	rundll32.exe	31
PID 2776 wrote to memory of 2960	2776	rundll32.exe	31
PID 2776 wrote to memory of 2960	2776	rundll32.exe	31
PID 2776 wrote to memory of 2960	2776	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc0887e10a1fbb605c39a542c8df1b8ea5fb0e3894e7731bde2ee395a0477ee2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc0887e10a1fbb605c39a542c8df1b8ea5fb0e3894e7731bde2ee395a0477ee2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2776
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 300
    3⤵
    - Program crash
    PID:2960

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/2776-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2776-1-0x0000000074D10000-0x0000000074D40000-memory.dmp

Filesize
192KB

Download
memory/2776-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download