dridex | e3f38fe6fc7af45c2a9e226f2e409bd452a680aaa85cde831d23bf4ba6f43e74

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2024, 11:03

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General

Target
b73f47e3ebb089eaa5a3e7e872549166.dll
Size 188KB
Sample240306-m5ybtaae97
SHA256 e3f38fe6fc7af45c2a9e226f2e409bd452a680aaa85cde831d23bf4ba6f43e74
MD5 b73f47e3ebb089eaa5a3e7e872549166
SHA1 2099e8a72b0b678dff4bfeca71838f92cae6733b
SHA512 3258712b274158beb5da7fc5ce19dac501c224e46c54a21e2d39f74bf513487490d47e2f88e4847b3b8beeaab626b4c47fa4d068d36e44a4253ebb463d01b1be
SSDEEP 3072:jA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo/o:jzIqATVfQeV2FZalKq6jtGJWuTmd
MD5 SHA1 SHA512 SSDEEP

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
behavioral2/memory/4504-1-0x00000000753F0000-0x0000000075420000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1156	4504	WerFault.exe	88

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4500 wrote to memory of 4504	4500	rundll32.exe	88
PID 4500 wrote to memory of 4504	4500	rundll32.exe	88
PID 4500 wrote to memory of 4504	4500	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b73f47e3ebb089eaa5a3e7e872549166.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b73f47e3ebb089eaa5a3e7e872549166.dll,#1
  2⤵
  PID:4504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 688
    3⤵
    - Program crash
    PID:1156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4504 -ip 4504
1⤵
PID:2396

Network

MITRE ATT&CK Matrix

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Downloads

memory/4504-0-0x00000000010A0000-0x00000000010A6000-memory.dmp

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memory/4504-1-0x00000000753F0000-0x0000000075420000-memory.dmp

Download

memory/4504-3-0x00000000010A0000-0x00000000010A6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads