dridex | a83d48f03e09e974c39da6dc0e6e0e580a36766507c3390736c457599669461e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:30

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General

Target

JaffaCakes118_a83d48f03e09e974c39da6dc0e6e0e580a36766507c3390736c457599669461e.dll
Size

188KB
MD5

098306fba95c50357130a64e08c6f88c
SHA1

febbf3705e44486bfef948b4a619d1b40b5b24af
SHA256

a83d48f03e09e974c39da6dc0e6e0e580a36766507c3390736c457599669461e
SHA512

81f60f87fcd45fe645f4bd8e2a6b9e7b54a3def119b228f3cbdeea64719be32d463ee3b6d842eaa49cf11885ff98c80c5ce22842cf854141c2f31cc80f66814d
SSDEEP

3072:xteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzN9qM:dq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1836-1-0x0000000074CA0000-0x0000000074CD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
480	1836	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 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 2248 wrote to memory of 1836	2248	rundll32.exe	30
PID 1836 wrote to memory of 480	1836	rundll32.exe	32
PID 1836 wrote to memory of 480	1836	rundll32.exe	32
PID 1836 wrote to memory of 480	1836	rundll32.exe	32
PID 1836 wrote to memory of 480	1836	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a83d48f03e09e974c39da6dc0e6e0e580a36766507c3390736c457599669461e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a83d48f03e09e974c39da6dc0e6e0e580a36766507c3390736c457599669461e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 300
    3⤵
    - Program crash
    PID:480

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/1836-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1836-1-0x0000000074CA0000-0x0000000074CD0000-memory.dmp

Filesize
192KB

Download
memory/1836-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download