dridex | 6a5d76e6fcd0c0224297455bfba55aeeceaff76311aee739e6e5dd6c58a749a0

Analysis

max time kernel
150s
max time network
134s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06/03/2024, 02:06

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General

Target
b63de6d168d4c13b9d2863bf24b37292.dll
Size 188KB
Sample240306-cjpsfaga91
SHA256 6a5d76e6fcd0c0224297455bfba55aeeceaff76311aee739e6e5dd6c58a749a0
MD5 b63de6d168d4c13b9d2863bf24b37292
SHA1 c652a95a4105c0e86a254e160b7c1f0dd2e7bc3b
SHA512 713ad69cbefd40e020b643be3946ddc1a8e106c731c609f9ea2faab81f6f0ad0289ad5f1b8fcab4962bdde5d9e199b10822fe5581e6362afef03693074f47827
SSDEEP 3072:iA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:izIqATVfQeV2FZalKq6jtGJWuTmd
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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2940-1-0x0000000075310000-0x0000000075340000-memory.dmp	dridex_ldr
behavioral1/memory/2940-2-0x0000000075310000-0x0000000075340000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2396	2940	WerFault.exe	27

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2940	2244	rundll32.exe	27
PID 2244 wrote to memory of 2940	2244	rundll32.exe	27
PID 2244 wrote to memory of 2940	2244	rundll32.exe	27
PID 2244 wrote to memory of 2940	2244	rundll32.exe	27
PID 2244 wrote to memory of 2940	2244	rundll32.exe	27
PID 2244 wrote to memory of 2940	2244	rundll32.exe	27
PID 2244 wrote to memory of 2940	2244	rundll32.exe	27
PID 2940 wrote to memory of 2396	2940	rundll32.exe	30
PID 2940 wrote to memory of 2396	2940	rundll32.exe	30
PID 2940 wrote to memory of 2396	2940	rundll32.exe	30
PID 2940 wrote to memory of 2396	2940	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b63de6d168d4c13b9d2863bf24b37292.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b63de6d168d4c13b9d2863bf24b37292.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 308
    3⤵
    - Program crash
    PID:2396

Network

MITRE ATT&CK Matrix

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Downloads

memory/2940-1-0x0000000075310000-0x0000000075340000-memory.dmp

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memory/2940-0-0x0000000000190000-0x0000000000196000-memory.dmp

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memory/2940-2-0x0000000075310000-0x0000000075340000-memory.dmp

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memory/2940-4-0x0000000000190000-0x0000000000196000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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