dridex | 3b390c0e0db402dce3380fffca060c5c2ef16b9f460b3cfe3b2753b473c77470

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
01-01-2024 22:15

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General

Target

3e046f0382ba1418e68bd15d695d0f72.dll
Size

188KB
MD5

3e046f0382ba1418e68bd15d695d0f72
SHA1

f5bc6bd1aaf0cbea44949f94f66be85af370d49c
SHA256

3b390c0e0db402dce3380fffca060c5c2ef16b9f460b3cfe3b2753b473c77470
SHA512

768d26f0aa87a3a596eebaaf5b0f9984c61d100c8fa62735ea6ad9d9f10e9d42be19fb033129f0978b4c623dc98be1edea5f62dc924222674cd19c0fd3cebd9c
SSDEEP

3072:PA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoRo:PzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet 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/1736-0-0x0000000074DD0000-0x0000000074E00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1864	1736	WerFault.exe	14

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 1736	1848	rundll32.exe	14
PID 1848 wrote to memory of 1736	1848	rundll32.exe	14
PID 1848 wrote to memory of 1736	1848	rundll32.exe	14
PID 1848 wrote to memory of 1736	1848	rundll32.exe	14
PID 1848 wrote to memory of 1736	1848	rundll32.exe	14
PID 1848 wrote to memory of 1736	1848	rundll32.exe	14
PID 1848 wrote to memory of 1736	1848	rundll32.exe	14
PID 1736 wrote to memory of 1864	1736	rundll32.exe	29
PID 1736 wrote to memory of 1864	1736	rundll32.exe	29
PID 1736 wrote to memory of 1864	1736	rundll32.exe	29
PID 1736 wrote to memory of 1864	1736	rundll32.exe	29

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3e046f0382ba1418e68bd15d695d0f72.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 300
  2⤵
  - Program crash
  PID:1864

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3e046f0382ba1418e68bd15d695d0f72.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1848

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1736-0-0x0000000074DD0000-0x0000000074E00000-memory.dmp

Filesize
192KB

Download
memory/1736-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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