dridex | 378c777cae0b1f478e0f3e7591acab252790a029acfa2050c09cca07edee1575

Analysis

max time kernel
111s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
31-08-2024 21:13

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General

Target

0e710ce888e4454c7c877a6ca02fade0N.dll
Size

188KB
MD5

0e710ce888e4454c7c877a6ca02fade0
SHA1

0dca090e2c1204111315711c185e3c6b2af78fd3
SHA256

378c777cae0b1f478e0f3e7591acab252790a029acfa2050c09cca07edee1575
SHA512

cb67141607512db0f82117401a876a8982825d2de93b441fce9005e8ba1e091e153d965e8fcd2846e7e2cb3a0411e8fed4c4a8ebe81da3742cf74ecb98c0ba1e
SSDEEP

3072:6A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAouo:6zIqATVfQeV2FZalKq6jtGJWuTmd

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 Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2980-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2404	2980	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 2772 wrote to memory of 2980	2772	rundll32.exe	30
PID 2772 wrote to memory of 2980	2772	rundll32.exe	30
PID 2772 wrote to memory of 2980	2772	rundll32.exe	30
PID 2772 wrote to memory of 2980	2772	rundll32.exe	30
PID 2772 wrote to memory of 2980	2772	rundll32.exe	30
PID 2772 wrote to memory of 2980	2772	rundll32.exe	30
PID 2772 wrote to memory of 2980	2772	rundll32.exe	30
PID 2980 wrote to memory of 2404	2980	rundll32.exe	31
PID 2980 wrote to memory of 2404	2980	rundll32.exe	31
PID 2980 wrote to memory of 2404	2980	rundll32.exe	31
PID 2980 wrote to memory of 2404	2980	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e710ce888e4454c7c877a6ca02fade0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0e710ce888e4454c7c877a6ca02fade0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2980 -s 300
    3⤵
    - Program crash
    PID:2404

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/2980-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2980-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp

Filesize
192KB

Download
memory/2980-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download