dridex | 7c8fce567a08d1a58a6af2418fd3386f2e6249b5094dfb9ee61fb636d7165726

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 12:48

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General

Target

7c8fce567a08d1a58a6af2418fd3386f2e6249b5094dfb9ee61fb636d7165726N.dll
Size

188KB
MD5

8b6e3115290162be136f038041c0fe80
SHA1

4ecfc46b3aa921247e798667583b5e9c3a1d2170
SHA256

7c8fce567a08d1a58a6af2418fd3386f2e6249b5094dfb9ee61fb636d7165726
SHA512

250299e70b98b2fa148076f3b7be45c5665a7a359661fe6ede9c16818731d26ffa893f32408ec5c8b0a109dda0c30b30960f24feb1110c978e42f71a0813f4ad
SSDEEP

3072:fA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoEo:fzIqATVfQeV2FZalKq6jtGJWuTmd

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
behavioral2/memory/3096-1-0x0000000074F50000-0x0000000074F80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2188	3096	WerFault.exe	83

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 3164 wrote to memory of 3096	3164	rundll32.exe	83
PID 3164 wrote to memory of 3096	3164	rundll32.exe	83
PID 3164 wrote to memory of 3096	3164	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7c8fce567a08d1a58a6af2418fd3386f2e6249b5094dfb9ee61fb636d7165726N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3164
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7c8fce567a08d1a58a6af2418fd3386f2e6249b5094dfb9ee61fb636d7165726N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3096
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3096 -s 696
    3⤵
    - Program crash
    PID:2188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3096 -ip 3096
1⤵
PID:2476

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/3096-0-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/3096-1-0x0000000074F50000-0x0000000074F80000-memory.dmp

Filesize
192KB

Download
memory/3096-3-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download