dridex | 4efc9bf13afba87e094911d2b76983456572e5986661b3a115e30bd571e67a25

Analysis

max time kernel
93s
max time network
141s
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 22:26

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General

Target

JaffaCakes118_4efc9bf13afba87e094911d2b76983456572e5986661b3a115e30bd571e67a25.dll
Size

184KB
MD5

07e4c2b2d252d7bc59f005c5a38a489f
SHA1

7c1866c12e6fc3ca754a3429a259e669c161dff5
SHA256

4efc9bf13afba87e094911d2b76983456572e5986661b3a115e30bd571e67a25
SHA512

d204afa27472937fbf51aa9d5711900aff4a3fcf3e386a46bd6d715353f515ba03b49aad5343347b403cba398b15028b691075bc64b2c47363dfe889af3386f2
SSDEEP

3072:BiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao5lzoxss7:BiLVCIT4WK2z1W+CUHZj4Skq/eaonoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/1264-1-0x0000000075260000-0x000000007528F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3796	1264	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 3336 wrote to memory of 1264	3336	rundll32.exe	83
PID 3336 wrote to memory of 1264	3336	rundll32.exe	83
PID 3336 wrote to memory of 1264	3336	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4efc9bf13afba87e094911d2b76983456572e5986661b3a115e30bd571e67a25.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4efc9bf13afba87e094911d2b76983456572e5986661b3a115e30bd571e67a25.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1264
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1264 -s 616
    3⤵
    - Program crash
    PID:3796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1264 -ip 1264
1⤵
PID:3384

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/1264-0-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1264-1-0x0000000075260000-0x000000007528F000-memory.dmp

Filesize
188KB

Download
memory/1264-3-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download