dridex | 28c5da1e2895ccc4f4a2edcee87080bde68545dcb77fad5d8edcd593edf73015

Analysis

max time kernel
92s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2024, 22:59

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General

Target
f48455f21326e80609512dd15081306e_JaffaCakes118.dll
Size 188KB
Sample240416-2ylrrseh73
SHA256 28c5da1e2895ccc4f4a2edcee87080bde68545dcb77fad5d8edcd593edf73015
MD5 f48455f21326e80609512dd15081306e
SHA1 4f58db6eee877c4ba7d0b0f111522d6e241a3c11
SHA512 173b9556ec26a868472d60575ed1dd48a72f78beb4f14725a7839e9ae216b0649c99dbe96ea19b3438f1cafbf2789f3c260f0e26db8ddd9c389a16df669f9eb8
SSDEEP 3072:rA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo: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/4468-0-0x0000000075530000-0x0000000075560000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1620	4468	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4624 wrote to memory of 4468	4624	rundll32.exe	85
PID 4624 wrote to memory of 4468	4624	rundll32.exe	85
PID 4624 wrote to memory of 4468	4624	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f48455f21326e80609512dd15081306e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f48455f21326e80609512dd15081306e_JaffaCakes118.dll,#1
  2⤵
  PID:4468
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 688
    3⤵
    - Program crash
    PID:1620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4468 -ip 4468
1⤵
PID:4860

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4468-0-0x0000000075530000-0x0000000075560000-memory.dmp

Download

memory/4468-1-0x0000000000B30000-0x0000000000B36000-memory.dmp