dridex | 33720796b9d7ccd5b66eee1ae86b673595e2f9ac16de7dad0fb117bbb4d84703

Analysis

max time kernel
141s
max time network
132s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 12:01

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General

Target

f5b8ce3464e497c7771d0e88aa4b88be_JaffaCakes118.dll
Size

188KB
MD5

f5b8ce3464e497c7771d0e88aa4b88be
SHA1

21a802a9094221e397552477f4c558c08af03f26
SHA256

33720796b9d7ccd5b66eee1ae86b673595e2f9ac16de7dad0fb117bbb4d84703
SHA512

0f76a1de0f591c8d1e409eab56feca4a69799d4244a451ec9b6b26418a1e806ffb45efaa701140399267b8acf4d85fddec390f0667341d705a2b592f93d77e3b
SSDEEP

3072:YH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWO7dU:YUua/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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/320-0-0x0000000075320000-0x0000000075350000-memory.dmp	dridex_ldr
behavioral1/memory/320-2-0x0000000075320000-0x0000000075350000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3020 320 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3020	320	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2388 wrote to memory of 320	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 320	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 320	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 320	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 320	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 320	2388	rundll32.exe	rundll32.exe
PID 2388 wrote to memory of 320	2388	rundll32.exe	rundll32.exe
PID 320 wrote to memory of 3020	320	rundll32.exe	WerFault.exe
PID 320 wrote to memory of 3020	320	rundll32.exe	WerFault.exe
PID 320 wrote to memory of 3020	320	rundll32.exe	WerFault.exe
PID 320 wrote to memory of 3020	320	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5b8ce3464e497c7771d0e88aa4b88be_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2388

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5b8ce3464e497c7771d0e88aa4b88be_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 320 -s 308
3⤵
- Program crash
PID:3020

MITRE ATT&CK Matrix

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Downloads

memory/320-0-0x0000000075320000-0x0000000075350000-memory.dmp

Filesize
192KB

Download
memory/320-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/320-2-0x0000000075320000-0x0000000075350000-memory.dmp

Filesize
192KB

Download