dridex | 23f6c8ed4de243744b8f5351cf387e7756743ea11e0b933a65fce8e81545efb4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:14

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General

Target

JaffaCakes118_23f6c8ed4de243744b8f5351cf387e7756743ea11e0b933a65fce8e81545efb4.dll
Size

188KB
MD5

4327cbf08bc617a8051461f7d60f83a1
SHA1

5a133d751e165b9aecf45d32d6a6cca69d2ea7bf
SHA256

23f6c8ed4de243744b8f5351cf387e7756743ea11e0b933a65fce8e81545efb4
SHA512

a02387fe72cd99a18c658986020376e4342aa527df7be1d80973af880e9abf0ec8865bb564fa073210a3d390a4aff072d64831abb39cba0ac5fa18d52994de66
SSDEEP

3072:sA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoOo:szIqATVfQeV2FZalKq6jtGJWuTmd

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/1792-1-0x0000000074C70000-0x0000000074CA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	1792	WerFault.exe	30

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 2292 wrote to memory of 1792	2292	rundll32.exe	30
PID 2292 wrote to memory of 1792	2292	rundll32.exe	30
PID 2292 wrote to memory of 1792	2292	rundll32.exe	30
PID 2292 wrote to memory of 1792	2292	rundll32.exe	30
PID 2292 wrote to memory of 1792	2292	rundll32.exe	30
PID 2292 wrote to memory of 1792	2292	rundll32.exe	30
PID 2292 wrote to memory of 1792	2292	rundll32.exe	30
PID 1792 wrote to memory of 2660	1792	rundll32.exe	32
PID 1792 wrote to memory of 2660	1792	rundll32.exe	32
PID 1792 wrote to memory of 2660	1792	rundll32.exe	32
PID 1792 wrote to memory of 2660	1792	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23f6c8ed4de243744b8f5351cf387e7756743ea11e0b933a65fce8e81545efb4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23f6c8ed4de243744b8f5351cf387e7756743ea11e0b933a65fce8e81545efb4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1792
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1792 -s 300
    3⤵
    - Program crash
    PID:2660

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/1792-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1792-1-0x0000000074C70000-0x0000000074CA0000-memory.dmp

Filesize
192KB

Download
memory/1792-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download