dridex | 3b3a071ae37aaf2287606db5b8cfa892cc03a617fe9098f004ada70bc041e2e7

Analysis

max time kernel
92s
max time network
147s
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 11:21

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General

Target

JaffaCakes118_3b3a071ae37aaf2287606db5b8cfa892cc03a617fe9098f004ada70bc041e2e7.dll
Size

188KB
MD5

21431da4cd1247c7c041d6625416cfcd
SHA1

a6184497b6c362bd2b563a9f740d0dbf26170ddc
SHA256

3b3a071ae37aaf2287606db5b8cfa892cc03a617fe9098f004ada70bc041e2e7
SHA512

14be3210e9fda0f39a89c443c6f10874676d82fe665045241fab53d76131041d6b060f16bcd71786504aae2a77160117088ca7c05a763be6e617bc3d1939fea0
SSDEEP

3072:7teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:Tq7fYIHBZkTB6DWruUCOwjt

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/812-1-0x0000000074940000-0x0000000074970000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4712	812	WerFault.exe	84

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 3320 wrote to memory of 812	3320	rundll32.exe	84
PID 3320 wrote to memory of 812	3320	rundll32.exe	84
PID 3320 wrote to memory of 812	3320	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b3a071ae37aaf2287606db5b8cfa892cc03a617fe9098f004ada70bc041e2e7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3320
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b3a071ae37aaf2287606db5b8cfa892cc03a617fe9098f004ada70bc041e2e7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 812 -s 692
    3⤵
    - Program crash
    PID:4712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 812 -ip 812
1⤵
PID:4572

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/812-0-0x00000000013C0000-0x00000000013C6000-memory.dmp

Filesize
24KB

Download
memory/812-1-0x0000000074940000-0x0000000074970000-memory.dmp

Filesize
192KB

Download
memory/812-3-0x00000000013C0000-0x00000000013C6000-memory.dmp

Filesize
24KB

Download