dridex | a521ba9ffd7f9582e37ad3f7df2861bbbab57c0cc0cdae504f85c237e4b1b6eb

Analysis

max time kernel
141s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08-04-2024 04:54

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General

Target

e6ad25a81d0c20b4129bdcf799f79baa_JaffaCakes118.dll
Size

188KB
MD5

e6ad25a81d0c20b4129bdcf799f79baa
SHA1

0707db82ab596e968c02a018bb1c18ec61085f05
SHA256

a521ba9ffd7f9582e37ad3f7df2861bbbab57c0cc0cdae504f85c237e4b1b6eb
SHA512

d9a435547f47b04717d606ef496dec6dc7b1d5e6027eb71eca1567ab29c882e50b6f1f931051539cd8e75b60c11753599de73de710095a901a224fd827657205
SSDEEP

3072:ZA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoRo:ZzIqATVfQeV2FZalKq6jtGJWuTmd

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/840-0-0x0000000074870000-0x00000000748A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2324 840 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2324	840	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2948 wrote to memory of 840	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 840	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 840	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 840	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 840	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 840	2948	rundll32.exe	rundll32.exe
PID 2948 wrote to memory of 840	2948	rundll32.exe	rundll32.exe
PID 840 wrote to memory of 2324	840	rundll32.exe	WerFault.exe
PID 840 wrote to memory of 2324	840	rundll32.exe	WerFault.exe
PID 840 wrote to memory of 2324	840	rundll32.exe	WerFault.exe
PID 840 wrote to memory of 2324	840	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6ad25a81d0c20b4129bdcf799f79baa_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2948

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6ad25a81d0c20b4129bdcf799f79baa_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 840 -s 308
3⤵
- Program crash
PID:2324

MITRE ATT&CK Matrix

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Downloads

memory/840-0-0x0000000074870000-0x00000000748A0000-memory.dmp

Filesize
192KB

Download
memory/840-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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