dridex | b7b4c8be542e002c8bb302befb2e882be86e49d5be81282f1e3091165a685fff

Analysis

max time kernel
95s
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
23/12/2024, 18:21

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General

Target

JaffaCakes118_b7b4c8be542e002c8bb302befb2e882be86e49d5be81282f1e3091165a685fff.dll
Size

188KB
MD5

3d0c67ed4a8d22db267800c690e0f9f4
SHA1

cbb72e810f0b985b388121e32e2f061ab50a8b9f
SHA256

b7b4c8be542e002c8bb302befb2e882be86e49d5be81282f1e3091165a685fff
SHA512

b636c8289a6e399b4271474b22fdcc3e41d109e6c38154f1feab5c6c3e89786b7e1128ef2243f0fccd7542334601737b0b6fde6bd974d730c42ae645c2fa6083
SSDEEP

3072:BteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:Nq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2244-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
384	2244	WerFault.exe	82

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 212 wrote to memory of 2244	212	rundll32.exe	82
PID 212 wrote to memory of 2244	212	rundll32.exe	82
PID 212 wrote to memory of 2244	212	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7b4c8be542e002c8bb302befb2e882be86e49d5be81282f1e3091165a685fff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7b4c8be542e002c8bb302befb2e882be86e49d5be81282f1e3091165a685fff.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 692
    3⤵
    - Program crash
    PID:384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2244 -ip 2244
1⤵
PID:4948

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/2244-0-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

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memory/2244-2-0x0000000000760000-0x0000000000766000-memory.dmp

Filesize
24KB

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