dridex | 1e50954a0c5ebb0875b0a67b2df8d3ddfdf4d79d06647273ca2faeaca8035c27

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 06:13

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General

Target

JaffaCakes118_1e50954a0c5ebb0875b0a67b2df8d3ddfdf4d79d06647273ca2faeaca8035c27.dll
Size

161KB
MD5

3ae94d8e829607da3963cd30b7e49605
SHA1

f3d5f19e3abae7e4c4dbc44a741181918fefb3b4
SHA256

1e50954a0c5ebb0875b0a67b2df8d3ddfdf4d79d06647273ca2faeaca8035c27
SHA512

a31d57a27107989ebc9d82d662617fe3038274f50e187527130b7172999f14720fde1838d7d416e1033560cbb6b871c8dfd74548a34c402658faee547646d026
SSDEEP

3072:3tSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:9nS62Fl+pkeJl3CvRStrFl+EYi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/4524-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4524-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	4524	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 1556 wrote to memory of 4524	1556	rundll32.exe	83
PID 1556 wrote to memory of 4524	1556	rundll32.exe	83
PID 1556 wrote to memory of 4524	1556	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1e50954a0c5ebb0875b0a67b2df8d3ddfdf4d79d06647273ca2faeaca8035c27.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1e50954a0c5ebb0875b0a67b2df8d3ddfdf4d79d06647273ca2faeaca8035c27.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 712
    3⤵
    - Program crash
    PID:2948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4524 -ip 4524
1⤵
PID:3300

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/4524-0-0x0000000001180000-0x0000000001186000-memory.dmp

Filesize
24KB

Download
memory/4524-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4524-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4524-3-0x0000000001180000-0x0000000001186000-memory.dmp

Filesize
24KB

Download