dridex | cf30b1069356c1f625b43b4f332939b83a1a0c552613c76f3f41141f0626a202

Analysis

max time kernel
94s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 18:15

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General

Target

JaffaCakes118_cf30b1069356c1f625b43b4f332939b83a1a0c552613c76f3f41141f0626a202.dll
Size

188KB
MD5

42bc5011d6eabd83771542a4df32143a
SHA1

63c8cb1e730c4e658a4f69ae0e1c6568d79d92bc
SHA256

cf30b1069356c1f625b43b4f332939b83a1a0c552613c76f3f41141f0626a202
SHA512

4bb7356401e8bf4771b1eb6f24b1e910910768077e625d911d6b2bd03a9a6449def1a0f245c8f846d1e9cbc72c63a31b014107906f40aadd15c27b4f02d5f4a2
SSDEEP

3072:GA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAozo:GzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/5044-1-0x0000000075860000-0x0000000075890000-memory.dmp	dridex_ldr
behavioral2/memory/5044-2-0x0000000075860000-0x0000000075890000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2960	5044	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 5044	2384	rundll32.exe	82
PID 2384 wrote to memory of 5044	2384	rundll32.exe	82
PID 2384 wrote to memory of 5044	2384	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf30b1069356c1f625b43b4f332939b83a1a0c552613c76f3f41141f0626a202.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf30b1069356c1f625b43b4f332939b83a1a0c552613c76f3f41141f0626a202.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5044 -s 696
    3⤵
    - Program crash
    PID:2960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 5044 -ip 5044
1⤵
PID:2724

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/5044-0-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/5044-1-0x0000000075860000-0x0000000075890000-memory.dmp

Filesize
192KB

Download
memory/5044-3-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/5044-2-0x0000000075860000-0x0000000075890000-memory.dmp

Filesize
192KB

Download