dridex | 81da9e4388ceab6d46b72420f0dc334283b9746cd35d74dc03fc5428700d2902

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
30-12-2024 19:30

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General

Target

JaffaCakes118_81da9e4388ceab6d46b72420f0dc334283b9746cd35d74dc03fc5428700d2902.dll
Size

160KB
MD5

194861d30620e1b9735c1735ac818822
SHA1

c818ddde698033b7ff194b0f57a510d094f2f359
SHA256

81da9e4388ceab6d46b72420f0dc334283b9746cd35d74dc03fc5428700d2902
SHA512

214d9264669d05e7794311ffcad9525e2ba02bedec9f7b9db234792951708a2fecb6958df909056ac6bc9e53606402806a7831bac3bd29f2f50345c06fc4511f
SSDEEP

3072:es5RgjZh7gpk57/MbVelsxoNTen1v/HuxbIXU89J3WgMh8kH6:552j4pk5zMbVO6/HUIXU8KgMyk

Score

10^/10

dridex 40111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40111

188.226.199.7:443

46.101.216.218:8172

178.254.33.197:2303

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/3604-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5072	3604	WerFault.exe	85

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 1496 wrote to memory of 3604	1496	rundll32.exe	85
PID 1496 wrote to memory of 3604	1496	rundll32.exe	85
PID 1496 wrote to memory of 3604	1496	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81da9e4388ceab6d46b72420f0dc334283b9746cd35d74dc03fc5428700d2902.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_81da9e4388ceab6d46b72420f0dc334283b9746cd35d74dc03fc5428700d2902.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3604 -s 708
    3⤵
    - Program crash
    PID:5072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3604 -ip 3604
1⤵
PID:1996

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/3604-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3604-2-0x0000000000890000-0x0000000000896000-memory.dmp

Filesize
24KB

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