dridex | 4285437911b116301123f30124c4905b9ab3ee2950c77bdff4bc1143da347457

Analysis

max time kernel
142s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 02:13

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General

Target

f27466f5b0d748c8d3f29ba7b8a3c6d4_JaffaCakes118.dll
Size

188KB
MD5

f27466f5b0d748c8d3f29ba7b8a3c6d4
SHA1

5ac227f30dd86cebced5aeb9b882b2d22ecab45a
SHA256

4285437911b116301123f30124c4905b9ab3ee2950c77bdff4bc1143da347457
SHA512

ff249dc5eab5e43c031dd85259fd2bdd8f60e3e0e4ea91b551885dc47f4f553510d13975854ee7839a959240628aefaed868436f59894e005d12478ca4b6ff27
SSDEEP

3072:eA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoro:ezIqATVfQeV2FZalKq6jtGJWuTmd

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/1928-0-0x0000000075370000-0x00000000753A0000-memory.dmp	dridex_ldr
behavioral1/memory/1928-2-0x0000000075370000-0x00000000753A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2504 1928 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2504	1928	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2232 wrote to memory of 1928	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 1928	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 1928	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 1928	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 1928	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 1928	2232	rundll32.exe	rundll32.exe
PID 2232 wrote to memory of 1928	2232	rundll32.exe	rundll32.exe
PID 1928 wrote to memory of 2504	1928	rundll32.exe	WerFault.exe
PID 1928 wrote to memory of 2504	1928	rundll32.exe	WerFault.exe
PID 1928 wrote to memory of 2504	1928	rundll32.exe	WerFault.exe
PID 1928 wrote to memory of 2504	1928	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f27466f5b0d748c8d3f29ba7b8a3c6d4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f27466f5b0d748c8d3f29ba7b8a3c6d4_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 308
3⤵
- Program crash
PID:2504

MITRE ATT&CK Matrix

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Downloads

memory/1928-0-0x0000000075370000-0x00000000753A0000-memory.dmp

Filesize
192KB

Download
memory/1928-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1928-2-0x0000000075370000-0x00000000753A0000-memory.dmp

Filesize
192KB

Download