dridex | f6018a1bf0d40bb6783d2b9f7b5aeb0b35791b88c9ef680b6da5df012c3ed5b9

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 22:28

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General

Target
c9c739355561d40669d5d015e00cd521.dll
Size 188KB
Sample240314-2dx93abb42
SHA256 f6018a1bf0d40bb6783d2b9f7b5aeb0b35791b88c9ef680b6da5df012c3ed5b9
MD5 c9c739355561d40669d5d015e00cd521
SHA1 beaa691cb3aca0e57608f90e5aae7aad044227b3
SHA512 3546eb0ae9f2232b93f6e691c3d2429d9b4a85be482ebd4b61c9f440860d98b83f16e08d7da74850122250cc2d3493644b39aea4d64b4189c8b6d446ec6eb8e5
SSDEEP 3072:RA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo2o:RzIqATVfQeV2FZalKq6jtGJWuTmd
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/4896-1-0x0000000074CF0000-0x0000000074D20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4044	4896	WerFault.exe	90

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4224 wrote to memory of 4896	4224	rundll32.exe	90
PID 4224 wrote to memory of 4896	4224	rundll32.exe	90
PID 4224 wrote to memory of 4896	4224	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c9c739355561d40669d5d015e00cd521.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c9c739355561d40669d5d015e00cd521.dll,#1
  2⤵
  PID:4896
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 692
    3⤵
    - Program crash
    PID:4044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4896 -ip 4896
1⤵
PID:4588

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4896-1-0x0000000074CF0000-0x0000000074D20000-memory.dmp

Download

memory/4896-0-0x00000000007D0000-0x00000000007D6000-memory.dmp