dridex | 8311ed125887afa36ab6c0d820e36d8a2aed3f93302b4b537ce9f705b06e712b

Analysis

max time kernel
142s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
07-04-2024 18:37

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General

Target

e598c7cc2fa3b0673cdad6bb552146d4_JaffaCakes118.dll
Size

188KB
MD5

e598c7cc2fa3b0673cdad6bb552146d4
SHA1

2a893b2cc794dcf7279d23b99b436d695ff31470
SHA256

8311ed125887afa36ab6c0d820e36d8a2aed3f93302b4b537ce9f705b06e712b
SHA512

867697f248d2fec88795917c30ece591e4bb23eedc7cf8958a5b386851ce4d4da8a27e233ec9224f9fc8c18fbf65aeefa222bee6701956897cfde0baa01a5c20
SSDEEP

3072:dA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoZo:dzIqATVfQeV2FZalKq6jtGJWuTmd

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

Processes:

resource	yara_rule
behavioral1/memory/2024-0-0x0000000074690000-0x00000000746C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2956 2024 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2956	2024	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2304 wrote to memory of 2024	2304	rundll32.exe	rundll32.exe
PID 2304 wrote to memory of 2024	2304	rundll32.exe	rundll32.exe
PID 2304 wrote to memory of 2024	2304	rundll32.exe	rundll32.exe
PID 2304 wrote to memory of 2024	2304	rundll32.exe	rundll32.exe
PID 2304 wrote to memory of 2024	2304	rundll32.exe	rundll32.exe
PID 2304 wrote to memory of 2024	2304	rundll32.exe	rundll32.exe
PID 2304 wrote to memory of 2024	2304	rundll32.exe	rundll32.exe
PID 2024 wrote to memory of 2956	2024	rundll32.exe	WerFault.exe
PID 2024 wrote to memory of 2956	2024	rundll32.exe	WerFault.exe
PID 2024 wrote to memory of 2956	2024	rundll32.exe	WerFault.exe
PID 2024 wrote to memory of 2956	2024	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e598c7cc2fa3b0673cdad6bb552146d4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2304

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e598c7cc2fa3b0673cdad6bb552146d4_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 300
3⤵
- Program crash
PID:2956

MITRE ATT&CK Matrix

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Downloads

memory/2024-0-0x0000000074690000-0x00000000746C0000-memory.dmp

Filesize
192KB

Download
memory/2024-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download