dridex | aa08b33daffe849929a09447d41efe69d78eaa590c05588f30ccacaa3cb29ca5

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:10

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General

Target

JaffaCakes118_aa08b33daffe849929a09447d41efe69d78eaa590c05588f30ccacaa3cb29ca5.dll
Size

171KB
MD5

bf3856f5dee2f93c47985678eccf3e23
SHA1

c320017b83d04921fa50358b0add3da31c70d6d0
SHA256

aa08b33daffe849929a09447d41efe69d78eaa590c05588f30ccacaa3cb29ca5
SHA512

7398c6b36dd149e706483d835254b2e391bd3582ae747c9817d67417b95125d907d3e6eb2bf4e61d0e7c52778513cdb1394ad21e2f5d15e156e546c6b3777818
SSDEEP

3072:fi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:fH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/1596-1-0x0000000075220000-0x0000000075250000-memory.dmp	dridex_ldr
behavioral1/memory/1596-2-0x0000000075220000-0x0000000075250000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2056	1596	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 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 2628 wrote to memory of 1596	2628	rundll32.exe	30
PID 1596 wrote to memory of 2056	1596	rundll32.exe	31
PID 1596 wrote to memory of 2056	1596	rundll32.exe	31
PID 1596 wrote to memory of 2056	1596	rundll32.exe	31
PID 1596 wrote to memory of 2056	1596	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa08b33daffe849929a09447d41efe69d78eaa590c05588f30ccacaa3cb29ca5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aa08b33daffe849929a09447d41efe69d78eaa590c05588f30ccacaa3cb29ca5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1596
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 256
    3⤵
    - Program crash
    PID:2056

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/1596-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1596-1-0x0000000075220000-0x0000000075250000-memory.dmp

Filesize
192KB

Download
memory/1596-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1596-2-0x0000000075220000-0x0000000075250000-memory.dmp

Filesize
192KB

Download