dridex | 41da1ce6c89d65b5971d9cddaf85c36270cb1c04ddb4e08c28645a35bfb20452

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 01:14

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General

Target

JaffaCakes118_41da1ce6c89d65b5971d9cddaf85c36270cb1c04ddb4e08c28645a35bfb20452.dll
Size

184KB
MD5

5e44f8eb6bb37d285f0103a7d2a1a7af
SHA1

579e4699416760a9ddc04bda430cb45f9a16f4e6
SHA256

41da1ce6c89d65b5971d9cddaf85c36270cb1c04ddb4e08c28645a35bfb20452
SHA512

22246c09427663ba672df7623028004c641ef3d66ddc9cefdbef238a6736aba6669000edc30f2f15b4b0613d95ceb38847952e43b5fc1248712e7d93aeeb811c
SSDEEP

3072:5gkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgpdA4l:gPFkq6zOe5ilSanOWd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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
behavioral1/memory/2304-1-0x0000000074C30000-0x0000000074C60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2972	2304	WerFault.exe	29

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 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2536 wrote to memory of 2304	2536	rundll32.exe	29
PID 2304 wrote to memory of 2972	2304	rundll32.exe	30
PID 2304 wrote to memory of 2972	2304	rundll32.exe	30
PID 2304 wrote to memory of 2972	2304	rundll32.exe	30
PID 2304 wrote to memory of 2972	2304	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41da1ce6c89d65b5971d9cddaf85c36270cb1c04ddb4e08c28645a35bfb20452.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_41da1ce6c89d65b5971d9cddaf85c36270cb1c04ddb4e08c28645a35bfb20452.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2304 -s 224
    3⤵
    - Program crash
    PID:2972

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/2304-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2304-1-0x0000000074C30000-0x0000000074C60000-memory.dmp

Filesize
192KB

Download
memory/2304-3-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download