dridex | 98634e48e052881d55c149ce4931d2b9a11d38f82b0c06983f52d510d487478e

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 19:41

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General

Target

JaffaCakes118_98634e48e052881d55c149ce4931d2b9a11d38f82b0c06983f52d510d487478e.dll
Size

184KB
MD5

dba16a2913d312bbf5c942d6714cc6c5
SHA1

4be39d9bc07d6a531411403ff85d1caf5bbb45b8
SHA256

98634e48e052881d55c149ce4931d2b9a11d38f82b0c06983f52d510d487478e
SHA512

34ab273ede9dcbce80799e7d17b19cc741ee015999663a891c003d0376f4ed3396b5c18d659ba0293d07f140e8754f2838cb0d7c040700e12d157bd90881cce4
SSDEEP

3072:ViLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoYlzoxss7:ViLVCIT4WK2z1W+CUHZj4Skq/eaoGoC

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/2236-0-0x0000000074730000-0x000000007475F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2572	2236	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 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2444 wrote to memory of 2236	2444	rundll32.exe	30
PID 2236 wrote to memory of 2572	2236	rundll32.exe	32
PID 2236 wrote to memory of 2572	2236	rundll32.exe	32
PID 2236 wrote to memory of 2572	2236	rundll32.exe	32
PID 2236 wrote to memory of 2572	2236	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98634e48e052881d55c149ce4931d2b9a11d38f82b0c06983f52d510d487478e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_98634e48e052881d55c149ce4931d2b9a11d38f82b0c06983f52d510d487478e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 220
    3⤵
    - Program crash
    PID:2572

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/2236-0-0x0000000074730000-0x000000007475F000-memory.dmp

Filesize
188KB

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memory/2236-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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