dridex | 971d5973ee1908856511b6fb8d6c8854adb9440c6e18bfeb62de2a4e26fc2d99

Analysis

max time kernel
93s
max time network
142s
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, 01:01

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General

Target

JaffaCakes118_971d5973ee1908856511b6fb8d6c8854adb9440c6e18bfeb62de2a4e26fc2d99.dll
Size

188KB
MD5

1fb3508e1c14e339e296100dc3ebe9ee
SHA1

f30c8bd9ae8214238796e998a840735a6f1f2010
SHA256

971d5973ee1908856511b6fb8d6c8854adb9440c6e18bfeb62de2a4e26fc2d99
SHA512

a88440536f5b1e043d32a3f759abb04e126340de6eff99f0b3e958234a497a3c89b522d311246069e6f5e0a9302c2ba8a109cca7899b865d495081f08c8b50f2
SSDEEP

3072:eteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzZ9qM:Wq7fYIHBZkTB6DWruUCOwjt

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
behavioral2/memory/4000-1-0x0000000074B30000-0x0000000074B60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3960	4000	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 1944 wrote to memory of 4000	1944	rundll32.exe	83
PID 1944 wrote to memory of 4000	1944	rundll32.exe	83
PID 1944 wrote to memory of 4000	1944	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_971d5973ee1908856511b6fb8d6c8854adb9440c6e18bfeb62de2a4e26fc2d99.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_971d5973ee1908856511b6fb8d6c8854adb9440c6e18bfeb62de2a4e26fc2d99.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4000 -s 692
    3⤵
    - Program crash
    PID:3960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4000 -ip 4000
1⤵
PID:4896

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/4000-0-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/4000-1-0x0000000074B30000-0x0000000074B60000-memory.dmp

Filesize
192KB

Download
memory/4000-3-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download