dridex | 074e616d724530a8c809dfd2a634ed67f6c423f48d912959de0543c55db543b8

Analysis

max time kernel
148s
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
24-12-2024 02:45

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General

Target

JaffaCakes118_074e616d724530a8c809dfd2a634ed67f6c423f48d912959de0543c55db543b8.dll
Size

184KB
MD5

fc35ab3b3340d0f021364307f8bc93b5
SHA1

ac55bfa1c6457ac9465d056b7ac9ea0ff86a5a49
SHA256

074e616d724530a8c809dfd2a634ed67f6c423f48d912959de0543c55db543b8
SHA512

68642bc8cd349b46fe7539de53c021823ba4d1ae50e5f214e93e3bc85463dcb019b34b051f4cc41da81e774fb252a2195795fa33a478d2c08d54aca0a92b1cf3
SSDEEP

3072:igkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdg9dA4l:LPFkq6zOe5ilSanO+d

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
behavioral2/memory/4400-0-0x0000000075540000-0x0000000075570000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2248	4400	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 400 wrote to memory of 4400	400	rundll32.exe	83
PID 400 wrote to memory of 4400	400	rundll32.exe	83
PID 400 wrote to memory of 4400	400	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_074e616d724530a8c809dfd2a634ed67f6c423f48d912959de0543c55db543b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_074e616d724530a8c809dfd2a634ed67f6c423f48d912959de0543c55db543b8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4400
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 616
    3⤵
    - Program crash
    PID:2248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4400 -ip 4400
1⤵
PID:2220

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/4400-0-0x0000000075540000-0x0000000075570000-memory.dmp

Filesize
192KB

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memory/4400-2-0x0000000002750000-0x0000000002756000-memory.dmp

Filesize
24KB

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