dridex | 635190e4c354a6518ed7019f1e64765c23ca5a1400ecb54e4d99ca4d4f6d71fe

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 04:41

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General

Target

JaffaCakes118_635190e4c354a6518ed7019f1e64765c23ca5a1400ecb54e4d99ca4d4f6d71fe.dll
Size

184KB
MD5

fa863915fd200de56c0dd69d3e09fbbd
SHA1

e016cbfd8da1187f824eaaeb300e61cdf733f36d
SHA256

635190e4c354a6518ed7019f1e64765c23ca5a1400ecb54e4d99ca4d4f6d71fe
SHA512

735cb51195bb3b1015e5a4edaf340176f8325f5233bc4bce0fff8a9ed04e04c3918efbbfc0379da391ff650b8ae0a3d587c726c72cd89609b15232aab6bcc136
SSDEEP

3072:diLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaonlzoxss7:diLVCIT4WK2z1W+CUHZj4Skq/eaoVoC

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/3004-0-0x0000000075060000-0x000000007508F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2104	3004	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 2988 wrote to memory of 3004	2988	rundll32.exe	30
PID 2988 wrote to memory of 3004	2988	rundll32.exe	30
PID 2988 wrote to memory of 3004	2988	rundll32.exe	30
PID 2988 wrote to memory of 3004	2988	rundll32.exe	30
PID 2988 wrote to memory of 3004	2988	rundll32.exe	30
PID 2988 wrote to memory of 3004	2988	rundll32.exe	30
PID 2988 wrote to memory of 3004	2988	rundll32.exe	30
PID 3004 wrote to memory of 2104	3004	rundll32.exe	32
PID 3004 wrote to memory of 2104	3004	rundll32.exe	32
PID 3004 wrote to memory of 2104	3004	rundll32.exe	32
PID 3004 wrote to memory of 2104	3004	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_635190e4c354a6518ed7019f1e64765c23ca5a1400ecb54e4d99ca4d4f6d71fe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_635190e4c354a6518ed7019f1e64765c23ca5a1400ecb54e4d99ca4d4f6d71fe.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 220
    3⤵
    - Program crash
    PID:2104

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/3004-0-0x0000000075060000-0x000000007508F000-memory.dmp

Filesize
188KB

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memory/3004-2-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

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