dridex | b42d58b331d7dc471afbca33c0e1b4d867c5e05b15d3e9076e2128652950d927

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2024, 00:16

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General

Target

JaffaCakes118_b42d58b331d7dc471afbca33c0e1b4d867c5e05b15d3e9076e2128652950d927.dll
Size

188KB
MD5

4d7750340f0e39ce42b81fa62bbebfa7
SHA1

3ba09e2cb3d520df4a2d564599fc4b619ac7ce6d
SHA256

b42d58b331d7dc471afbca33c0e1b4d867c5e05b15d3e9076e2128652950d927
SHA512

907e892f5a1f91713f194f3bce09b2a4cc76417f66f81dd885187c6bb8933c76688713fb8debcde1b70e9ebd313e2922fa8d098bc383ad811343a6671d6d8ab1
SSDEEP

3072:ateMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:Sq7fYIHBZkTB6DWruUCOwjt

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
behavioral2/memory/4944-1-0x0000000075770000-0x00000000757A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
116	4944	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 1692 wrote to memory of 4944	1692	rundll32.exe	82
PID 1692 wrote to memory of 4944	1692	rundll32.exe	82
PID 1692 wrote to memory of 4944	1692	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b42d58b331d7dc471afbca33c0e1b4d867c5e05b15d3e9076e2128652950d927.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b42d58b331d7dc471afbca33c0e1b4d867c5e05b15d3e9076e2128652950d927.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4944 -s 692
    3⤵
    - Program crash
    PID:116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4944 -ip 4944
1⤵
PID:3260

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/4944-0-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

Download
memory/4944-1-0x0000000075770000-0x00000000757A0000-memory.dmp

Filesize
192KB

Download
memory/4944-3-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

Download