dridex | 98f51448c0cc451a9e955b3d45909270b5b85a07be54bf719d4296c0be96f3ca

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 17:57

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General

Target

JaffaCakes118_98f51448c0cc451a9e955b3d45909270b5b85a07be54bf719d4296c0be96f3ca.dll
Size

184KB
MD5

ebce52a97156e8f2d3218fb88fcaa3d8
SHA1

ed211b0550b8edd34eab10d57db3bb87af59db16
SHA256

98f51448c0cc451a9e955b3d45909270b5b85a07be54bf719d4296c0be96f3ca
SHA512

9b0ef1c6f46d3097fcaf48859b4695d4092c456d33e9322851cb2ac61b54dd576524a4faff6d2c3e018a4edf5c0b31ff4a056b16665a788e7bfb59d25f3a5643
SSDEEP

3072:5gkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdg0dA4l:gPFkq6zOe5ilSanODd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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
behavioral1/memory/2308-1-0x00000000750E0000-0x0000000075110000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
536	2308	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 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2188 wrote to memory of 2308	2188	rundll32.exe	30
PID 2308 wrote to memory of 536	2308	rundll32.exe	32
PID 2308 wrote to memory of 536	2308	rundll32.exe	32
PID 2308 wrote to memory of 536	2308	rundll32.exe	32
PID 2308 wrote to memory of 536	2308	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98f51448c0cc451a9e955b3d45909270b5b85a07be54bf719d4296c0be96f3ca.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98f51448c0cc451a9e955b3d45909270b5b85a07be54bf719d4296c0be96f3ca.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2308 -s 224
    3⤵
    - Program crash
    PID:536

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/2308-0-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2308-1-0x00000000750E0000-0x0000000075110000-memory.dmp

Filesize
192KB

Download
memory/2308-3-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download