dridex | f492dcea11074cc66d72a67d1dc03f1327dcebe59e37eeeecbbcded2f7501939

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 23:50

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General

Target

JaffaCakes118_f492dcea11074cc66d72a67d1dc03f1327dcebe59e37eeeecbbcded2f7501939.dll
Size

161KB
MD5

ced731574f3d07ffd5e5e944c492643c
SHA1

0e581b0cee38e2ec986d6d22e5749af3d52e802a
SHA256

f492dcea11074cc66d72a67d1dc03f1327dcebe59e37eeeecbbcded2f7501939
SHA512

99d440dc5f57977753a7ea979f2c6ad46ee68d3450966fbb7ee4eed8e3b74a5ede83174e3ad233c5cccf4537cf5ed9bf4c094bca0f56d9d5f11540aa072d38a9
SSDEEP

3072:5tSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:znS62Fl+pkeJl3CvRStrFl+EYi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/3068-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/3068-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3064	3068	WerFault.exe	28

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 2080 wrote to memory of 3068	2080	rundll32.exe	28
PID 2080 wrote to memory of 3068	2080	rundll32.exe	28
PID 2080 wrote to memory of 3068	2080	rundll32.exe	28
PID 2080 wrote to memory of 3068	2080	rundll32.exe	28
PID 2080 wrote to memory of 3068	2080	rundll32.exe	28
PID 2080 wrote to memory of 3068	2080	rundll32.exe	28
PID 2080 wrote to memory of 3068	2080	rundll32.exe	28
PID 3068 wrote to memory of 3064	3068	rundll32.exe	29
PID 3068 wrote to memory of 3064	3068	rundll32.exe	29
PID 3068 wrote to memory of 3064	3068	rundll32.exe	29
PID 3068 wrote to memory of 3064	3068	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f492dcea11074cc66d72a67d1dc03f1327dcebe59e37eeeecbbcded2f7501939.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f492dcea11074cc66d72a67d1dc03f1327dcebe59e37eeeecbbcded2f7501939.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 256
    3⤵
    - Program crash
    PID:3064

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/3068-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/3068-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3068-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3068-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download