dridex | 007899f76a88a03be83759fc438c4912a3bf51c5f8bcf0a8ac86b11f8a03165d

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 11:03

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General

Target

JaffaCakes118_007899f76a88a03be83759fc438c4912a3bf51c5f8bcf0a8ac86b11f8a03165d.dll
Size

184KB
MD5

7f48d5b0a51dced8a8a278b51be39b17
SHA1

9e1e2c1ae369413bb8faf6f76ff5b6be14118c3a
SHA256

007899f76a88a03be83759fc438c4912a3bf51c5f8bcf0a8ac86b11f8a03165d
SHA512

d0b7a1a36c1287aca4c97ac6ae9694d69f594a839309a0b6dafee21da20119e0baccb748c1988b180ff1c42342ce16fefbae3bb1405f6c85ecfc41a2acdac798
SSDEEP

3072:0iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaojlzoxss7:0iLVCIT4WK2z1W+CUHZj4Skq/eao5oC

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
behavioral1/memory/3040-1-0x0000000074F00000-0x0000000074F2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2132	3040	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 3040	2272	rundll32.exe	30
PID 2272 wrote to memory of 3040	2272	rundll32.exe	30
PID 2272 wrote to memory of 3040	2272	rundll32.exe	30
PID 2272 wrote to memory of 3040	2272	rundll32.exe	30
PID 2272 wrote to memory of 3040	2272	rundll32.exe	30
PID 2272 wrote to memory of 3040	2272	rundll32.exe	30
PID 2272 wrote to memory of 3040	2272	rundll32.exe	30
PID 3040 wrote to memory of 2132	3040	rundll32.exe	31
PID 3040 wrote to memory of 2132	3040	rundll32.exe	31
PID 3040 wrote to memory of 2132	3040	rundll32.exe	31
PID 3040 wrote to memory of 2132	3040	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_007899f76a88a03be83759fc438c4912a3bf51c5f8bcf0a8ac86b11f8a03165d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_007899f76a88a03be83759fc438c4912a3bf51c5f8bcf0a8ac86b11f8a03165d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 224
    3⤵
    - Program crash
    PID:2132

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/3040-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/3040-1-0x0000000074F00000-0x0000000074F2F000-memory.dmp

Filesize
188KB

Download
memory/3040-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download