dridex | 43fcc7deb4ec617cced766005cbd9af7af6e02490bdc2238df4ffd68df3a02b3

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 01:46

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General

Target

JaffaCakes118_43fcc7deb4ec617cced766005cbd9af7af6e02490bdc2238df4ffd68df3a02b3.dll
Size

161KB
MD5

3e4ee1cda3fe2b2901c9976648840c6a
SHA1

83590be3e575bd1834f13de4ba4a8e8afcaedba3
SHA256

43fcc7deb4ec617cced766005cbd9af7af6e02490bdc2238df4ffd68df3a02b3
SHA512

8cc3021ce601632c677ed8397d6e548d103a5c3a96db7d1406e89d52ae6360fce634cdbfe81e6fabf1fa5386ef7331357b2f9d64fe5879b92610d59b9acd36c2
SSDEEP

3072:RaSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2BGkFY:MnS62Fl+pkeJl3CvRStrFl+EYE

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
behavioral2/memory/4716-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4716-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1184	4716	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 4716	2544	rundll32.exe	83
PID 2544 wrote to memory of 4716	2544	rundll32.exe	83
PID 2544 wrote to memory of 4716	2544	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43fcc7deb4ec617cced766005cbd9af7af6e02490bdc2238df4ffd68df3a02b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43fcc7deb4ec617cced766005cbd9af7af6e02490bdc2238df4ffd68df3a02b3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 712
    3⤵
    - Program crash
    PID:1184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4716 -ip 4716
1⤵
PID:2120

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/4716-0-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/4716-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4716-3-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/4716-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download