dridex | 3f8efa3be056b35a8ca91381fd7b73194478f1528eaec3346b54862c98f3784a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:27

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General

Target

JaffaCakes118_3f8efa3be056b35a8ca91381fd7b73194478f1528eaec3346b54862c98f3784a.dll
Size

177KB
MD5

eb7f697bc1650c71094f906a6f2951d6
SHA1

4271cb089f655e9c6715ea6bdc286605924cf692
SHA256

3f8efa3be056b35a8ca91381fd7b73194478f1528eaec3346b54862c98f3784a
SHA512

d32023bda2bd6c1f70d9a6da391ae8c341c766c61c01ee78a6dbdd483f6b668054393a9dc0aa636d5510c7360f69cc4495058593d6137c006a5c98b787db40d9
SSDEEP

3072:QuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:8zWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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
behavioral1/memory/2192-1-0x0000000074EB0000-0x0000000074EE1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	2192	WerFault.exe	31

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 2832 wrote to memory of 2192	2832	rundll32.exe	31
PID 2832 wrote to memory of 2192	2832	rundll32.exe	31
PID 2832 wrote to memory of 2192	2832	rundll32.exe	31
PID 2832 wrote to memory of 2192	2832	rundll32.exe	31
PID 2832 wrote to memory of 2192	2832	rundll32.exe	31
PID 2832 wrote to memory of 2192	2832	rundll32.exe	31
PID 2832 wrote to memory of 2192	2832	rundll32.exe	31
PID 2192 wrote to memory of 3024	2192	rundll32.exe	32
PID 2192 wrote to memory of 3024	2192	rundll32.exe	32
PID 2192 wrote to memory of 3024	2192	rundll32.exe	32
PID 2192 wrote to memory of 3024	2192	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f8efa3be056b35a8ca91381fd7b73194478f1528eaec3346b54862c98f3784a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3f8efa3be056b35a8ca91381fd7b73194478f1528eaec3346b54862c98f3784a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2192
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 220
    3⤵
    - Program crash
    PID:3024

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/2192-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2192-1-0x0000000074EB0000-0x0000000074EE1000-memory.dmp

Filesize
196KB

Download
memory/2192-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download