dridex | 735f8e9383f3de43d1662f2ff09b262e10360363dfd4f078b3230a3f2c630a45

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, 03:20

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General

Target

JaffaCakes118_735f8e9383f3de43d1662f2ff09b262e10360363dfd4f078b3230a3f2c630a45.dll
Size

188KB
MD5

379b1a6e903686f3e6297d4ee092912d
SHA1

90c2dc5d3f270679ac395e6e97b38c77a0f1b1a5
SHA256

735f8e9383f3de43d1662f2ff09b262e10360363dfd4f078b3230a3f2c630a45
SHA512

a9d4b8d09b55c19201631b42b6613249e2c05c542bc4c27ae661c638148ab70b02702062e778f3d14cf34970e7735659661ba652594f6a984fcdc053ca907eb9
SSDEEP

3072:kA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoso:kzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2824-1-0x0000000074C90000-0x0000000074CC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2836	2824	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 3016 wrote to memory of 2824	3016	rundll32.exe	29
PID 3016 wrote to memory of 2824	3016	rundll32.exe	29
PID 3016 wrote to memory of 2824	3016	rundll32.exe	29
PID 3016 wrote to memory of 2824	3016	rundll32.exe	29
PID 3016 wrote to memory of 2824	3016	rundll32.exe	29
PID 3016 wrote to memory of 2824	3016	rundll32.exe	29
PID 3016 wrote to memory of 2824	3016	rundll32.exe	29
PID 2824 wrote to memory of 2836	2824	rundll32.exe	30
PID 2824 wrote to memory of 2836	2824	rundll32.exe	30
PID 2824 wrote to memory of 2836	2824	rundll32.exe	30
PID 2824 wrote to memory of 2836	2824	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_735f8e9383f3de43d1662f2ff09b262e10360363dfd4f078b3230a3f2c630a45.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_735f8e9383f3de43d1662f2ff09b262e10360363dfd4f078b3230a3f2c630a45.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2824 -s 308
    3⤵
    - Program crash
    PID:2836

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/2824-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2824-1-0x0000000074C90000-0x0000000074CC0000-memory.dmp

Filesize
192KB

Download
memory/2824-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download