dridex | 44c6672631edf3cb8c9208042ecf1abdf3902302e3d38c5fbae69632ed1db1b2

Analysis

max time kernel
92s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 00:00

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General

Target

JaffaCakes118_44c6672631edf3cb8c9208042ecf1abdf3902302e3d38c5fbae69632ed1db1b2.dll
Size

161KB
MD5

3e8c6e6f61376b593c8bba627be194c6
SHA1

4ffa5aad85ba540165cc6be78ee46667c8ef8b7d
SHA256

44c6672631edf3cb8c9208042ecf1abdf3902302e3d38c5fbae69632ed1db1b2
SHA512

2c1f48aa2b1a1b4f7201071513168914e46498c4ddb113619bab4b6ecf13adf8ff6ac71e61b92ec757e397d7387012141ce96f473b20a52434e09ffcfdf6346b
SSDEEP

3072:UtSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:SnS62Fl+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
behavioral2/memory/2680-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/2680-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
888	2680	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 3512 wrote to memory of 2680	3512	rundll32.exe	83
PID 3512 wrote to memory of 2680	3512	rundll32.exe	83
PID 3512 wrote to memory of 2680	3512	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_44c6672631edf3cb8c9208042ecf1abdf3902302e3d38c5fbae69632ed1db1b2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_44c6672631edf3cb8c9208042ecf1abdf3902302e3d38c5fbae69632ed1db1b2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 712
    3⤵
    - Program crash
    PID:888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2680 -ip 2680
1⤵
PID:4556

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/2680-0-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

Filesize
24KB

Download
memory/2680-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2680-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2680-3-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

Filesize
24KB

Download