dridex | d71c91ef899d8906e2e19e55aa9986fb649b9aeb06eab32e390c38156074cfd9

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
07/04/2024, 15:59

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General

Target
e54e4f3ddc6708a20fcf3d78fe837aa6_JaffaCakes118.dll
Size 188KB
Sample240407-tfamsagb7v
SHA256 d71c91ef899d8906e2e19e55aa9986fb649b9aeb06eab32e390c38156074cfd9
MD5 e54e4f3ddc6708a20fcf3d78fe837aa6
SHA1 9eb889497497d3f79701ea4c55e51bdfe779976c
SHA512 12c7fbd91ebf7911431d9202d0b3f93778ff0cd0662997956d7a830cbc83faef3d15ebcd5d5dd6ce97439d6833df81f9d2cb2edb25bd342e1dc3e3a6b6330e1c
SSDEEP 3072:zA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo6o:zzIqATVfQeV2FZalKq6jtGJWuTmd
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/3172-0-0x00000000750D0000-0x0000000075100000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3000	3172	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 3172	1020	rundll32.exe	85
PID 1020 wrote to memory of 3172	1020	rundll32.exe	85
PID 1020 wrote to memory of 3172	1020	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e54e4f3ddc6708a20fcf3d78fe837aa6_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1020
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e54e4f3ddc6708a20fcf3d78fe837aa6_JaffaCakes118.dll,#1
  2⤵
  PID:3172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3172 -s 688
    3⤵
    - Program crash
    PID:3000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3172 -ip 3172
1⤵
PID:1952

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3172-0-0x00000000750D0000-0x0000000075100000-memory.dmp

Download

memory/3172-1-0x0000000002830000-0x0000000002836000-memory.dmp