dridex | e4c3bfaf5956dfebe79e16a4f908216d38082554703f2528f64f3d6df567d021

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 01:42

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General

Target

JaffaCakes118_e4c3bfaf5956dfebe79e16a4f908216d38082554703f2528f64f3d6df567d021.dll
Size

184KB
MD5

b52f44874dbfc4cd248b73e779940dc0
SHA1

8605ef5f151cd6639d3a79475997bfc5e9af3892
SHA256

e4c3bfaf5956dfebe79e16a4f908216d38082554703f2528f64f3d6df567d021
SHA512

fe58d2cc6b6ce7735466caad2d2579654a3437d59f94d5f693b5d03669f4bd06d4390ad17707e975c0051a6f1555b8fc70dbc7fdd0fb9ab924d316a52b469973
SSDEEP

3072:diLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoLlzoxss7:diLVCIT4WK2z1W+CUHZj4Skq/eaoxoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2820-1-0x0000000074BD0000-0x0000000074BFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2820	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 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2776 wrote to memory of 2820	2776	rundll32.exe	30
PID 2820 wrote to memory of 2764	2820	rundll32.exe	31
PID 2820 wrote to memory of 2764	2820	rundll32.exe	31
PID 2820 wrote to memory of 2764	2820	rundll32.exe	31
PID 2820 wrote to memory of 2764	2820	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4c3bfaf5956dfebe79e16a4f908216d38082554703f2528f64f3d6df567d021.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4c3bfaf5956dfebe79e16a4f908216d38082554703f2528f64f3d6df567d021.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 220
    3⤵
    - Program crash
    PID:2764

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/2820-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2820-1-0x0000000074BD0000-0x0000000074BFF000-memory.dmp

Filesize
188KB

Download
memory/2820-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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