dridex | 37e80d35f0ae5c491945944e9b1179a60149d1ae78bca0d33d6eb8c560b08d26

Analysis

max time kernel
96s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:40

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General

Target

JaffaCakes118_37e80d35f0ae5c491945944e9b1179a60149d1ae78bca0d33d6eb8c560b08d26.dll
Size

172KB
MD5

560c4c5b58d00b839c4bc1025dbfb8a7
SHA1

22d464add6ae3ac268505196ed852442026e54f8
SHA256

37e80d35f0ae5c491945944e9b1179a60149d1ae78bca0d33d6eb8c560b08d26
SHA512

2e4234c11bbf1dc2022f8f41e0a1c7b893b49f5cdd7835ea3f3cb8594a14d22c1acf50dd5b885c1eb12ec6b57348896d666318463c78420e4aac7ce7f209f88b
SSDEEP

3072:eWpY/Syz2ita3Un6oaxewXvR2GNYHj8z+7/VczU9vh46WIOY4zmo3zAGW+r:eWpY/S8Z83VewfR2GyxVcA5hvjRCmikG

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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/2404-0-0x00000000757B0000-0x00000000757E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1576	2404	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 2328 wrote to memory of 2404	2328	rundll32.exe	83
PID 2328 wrote to memory of 2404	2328	rundll32.exe	83
PID 2328 wrote to memory of 2404	2328	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_37e80d35f0ae5c491945944e9b1179a60149d1ae78bca0d33d6eb8c560b08d26.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_37e80d35f0ae5c491945944e9b1179a60149d1ae78bca0d33d6eb8c560b08d26.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 664
    3⤵
    - Program crash
    PID:1576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 2404 -ip 2404
1⤵
PID:1116

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/2404-0-0x00000000757B0000-0x00000000757E0000-memory.dmp

Filesize
192KB

Download
memory/2404-2-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

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