dridex | b311985cfa554d80829f0b9729d71e1348a67be8bb38a39ba2ddef0989e2e951

Analysis

max time kernel
92s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 23:11

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General

Target

JaffaCakes118_b311985cfa554d80829f0b9729d71e1348a67be8bb38a39ba2ddef0989e2e951.dll
Size

188KB
MD5

1714b057096b2239dd890f50db32ea2e
SHA1

187c43a3bb1f1d7f33d8f7bfb33705e33f4b7f1f
SHA256

b311985cfa554d80829f0b9729d71e1348a67be8bb38a39ba2ddef0989e2e951
SHA512

21c8297f56aebdbdc942f7a5bcd21b7d24b5caeaf81d03e726b04759b37c5c4f646578f086be182e07cfadf30d3a0a2e27734e3fa954574046cea2d4c2c055c9
SSDEEP

3072:QteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzZ9qM:Eq7fYIHBZkTB6DWruUCOwjt

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/2804-1-0x0000000075880000-0x00000000758B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4032	2804	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 2156 wrote to memory of 2804	2156	rundll32.exe	83
PID 2156 wrote to memory of 2804	2156	rundll32.exe	83
PID 2156 wrote to memory of 2804	2156	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b311985cfa554d80829f0b9729d71e1348a67be8bb38a39ba2ddef0989e2e951.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b311985cfa554d80829f0b9729d71e1348a67be8bb38a39ba2ddef0989e2e951.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 696
    3⤵
    - Program crash
    PID:4032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2804 -ip 2804
1⤵
PID:1056

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/2804-0-0x0000000000C30000-0x0000000000C36000-memory.dmp

Filesize
24KB

Download
memory/2804-1-0x0000000075880000-0x00000000758B0000-memory.dmp

Filesize
192KB

Download
memory/2804-3-0x0000000000C30000-0x0000000000C36000-memory.dmp

Filesize
24KB

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