dridex | f84688afb370a73d52538f6f667fb55e1bd868a5ec384b0637e33d6d2dfe7090

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 18:04

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General

Target

JaffaCakes118_f84688afb370a73d52538f6f667fb55e1bd868a5ec384b0637e33d6d2dfe7090.dll
Size

188KB
MD5

4665915852a76907d612b5bcec690a1d
SHA1

a10afb7fdee128edb6e94e3dc246cafe432ebaf8
SHA256

f84688afb370a73d52538f6f667fb55e1bd868a5ec384b0637e33d6d2dfe7090
SHA512

d02c7a1e76114f9e30c82c9c3b1803a3b78ebdffc575c44e3f7fe5f8425f1cea54b6c08ffac711d3f2bad62915625fc5ff9a1a97c559ce7a4598d57939e45090
SSDEEP

3072:PA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoOo:PzIqATVfQeV2FZalKq6jtGJWuTmd

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/3532-1-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr
behavioral2/memory/3532-2-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4704	3532	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 2880 wrote to memory of 3532	2880	rundll32.exe	83
PID 2880 wrote to memory of 3532	2880	rundll32.exe	83
PID 2880 wrote to memory of 3532	2880	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f84688afb370a73d52538f6f667fb55e1bd868a5ec384b0637e33d6d2dfe7090.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f84688afb370a73d52538f6f667fb55e1bd868a5ec384b0637e33d6d2dfe7090.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3532 -s 688
    3⤵
    - Program crash
    PID:4704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3532 -ip 3532
1⤵
PID:4336

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/3532-0-0x00000000022E0000-0x00000000022E6000-memory.dmp

Filesize
24KB

Download
memory/3532-1-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download
memory/3532-3-0x00000000022E0000-0x00000000022E6000-memory.dmp

Filesize
24KB

Download
memory/3532-2-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download