dridex | dbdd9e1b774f9f85647476a4fe2ea3e0aa15c86c2f2c11d5e6a22047bdd843f8

Analysis

max time kernel
142s
max time network
123s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 16:59

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General

Target

03200629c609b6f4a247988ec4c29ec6.dll
Size

188KB
MD5

03200629c609b6f4a247988ec4c29ec6
SHA1

1f2abe54a1d4b5f2ca575b82a6f0c17b0bfef78b
SHA256

dbdd9e1b774f9f85647476a4fe2ea3e0aa15c86c2f2c11d5e6a22047bdd843f8
SHA512

a9d92c73e6b5c69fbeb0a395fd688f9508b7e58b8f6c7cda319bfd8da04c0512809e2fb84caa96404d970f4a5db5df97cd7b19a699f7f76bf4647d35ca232afe
SSDEEP

3072:3H0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWZ7dU:3Uua/Pv7YNhRIEZDeXVpAxtMsxK

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/2084-0-0x0000000074730000-0x0000000074760000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1936	2084	WerFault.exe	16

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2084	2544	rundll32.exe	16
PID 2544 wrote to memory of 2084	2544	rundll32.exe	16
PID 2544 wrote to memory of 2084	2544	rundll32.exe	16
PID 2544 wrote to memory of 2084	2544	rundll32.exe	16
PID 2544 wrote to memory of 2084	2544	rundll32.exe	16
PID 2544 wrote to memory of 2084	2544	rundll32.exe	16
PID 2544 wrote to memory of 2084	2544	rundll32.exe	16
PID 2084 wrote to memory of 1936	2084	rundll32.exe	29
PID 2084 wrote to memory of 1936	2084	rundll32.exe	29
PID 2084 wrote to memory of 1936	2084	rundll32.exe	29
PID 2084 wrote to memory of 1936	2084	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\03200629c609b6f4a247988ec4c29ec6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\03200629c609b6f4a247988ec4c29ec6.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 300
    3⤵
    - Program crash
    PID:1936

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2084-0-0x0000000074730000-0x0000000074760000-memory.dmp

Filesize
192KB

Download
memory/2084-1-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download