dridex | 23c087e2fed6c76dcce40201734c6816474decf1fbde7b3ac56f20bbdab79d61

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:42

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General

Target

JaffaCakes118_23c087e2fed6c76dcce40201734c6816474decf1fbde7b3ac56f20bbdab79d61.dll
Size

184KB
MD5

e1342d63614d3f723d0ab9b16a2d5b20
SHA1

53724bbf3bdac04f5bc239ed5fa15d4f58846166
SHA256

23c087e2fed6c76dcce40201734c6816474decf1fbde7b3ac56f20bbdab79d61
SHA512

ac4079df486b8542f168b6955eb767e22fe34e4eed3530bce24f07b0415ff51295340f6d51338c71f65678046348bd5989ba0c5e137bd7f6f05324763c729b53
SSDEEP

3072:XgkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgHdA4l:SPFkq6zOe5ilSanOQd

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/600-1-0x0000000074D00000-0x0000000074D30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2296	600	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 1924 wrote to memory of 600	1924	rundll32.exe	30
PID 1924 wrote to memory of 600	1924	rundll32.exe	30
PID 1924 wrote to memory of 600	1924	rundll32.exe	30
PID 1924 wrote to memory of 600	1924	rundll32.exe	30
PID 1924 wrote to memory of 600	1924	rundll32.exe	30
PID 1924 wrote to memory of 600	1924	rundll32.exe	30
PID 1924 wrote to memory of 600	1924	rundll32.exe	30
PID 600 wrote to memory of 2296	600	rundll32.exe	32
PID 600 wrote to memory of 2296	600	rundll32.exe	32
PID 600 wrote to memory of 2296	600	rundll32.exe	32
PID 600 wrote to memory of 2296	600	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23c087e2fed6c76dcce40201734c6816474decf1fbde7b3ac56f20bbdab79d61.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23c087e2fed6c76dcce40201734c6816474decf1fbde7b3ac56f20bbdab79d61.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 600 -s 220
    3⤵
    - Program crash
    PID:2296

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/600-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/600-1-0x0000000074D00000-0x0000000074D30000-memory.dmp

Filesize
192KB

Download
memory/600-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download