dridex | 3c45d8d07263ab9cd4333e165b9a34d590a8f808f0df0a09f9440ad123861833

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20-04-2024 11:06

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General

Target

fc9ef5bc1b1cea4f33d5334473ee9ae4_JaffaCakes118.dll
Size

184KB
MD5

fc9ef5bc1b1cea4f33d5334473ee9ae4
SHA1

ad637da69695b68f54b84fe521d3933d0828f22c
SHA256

3c45d8d07263ab9cd4333e165b9a34d590a8f808f0df0a09f9440ad123861833
SHA512

9a90bb5208d3b5eb70120b5aa46a206233316275c865154c18f1721468a8e6c53af1376b34b53843098e25fee2ddc791b0fd4545856ced279c106a5105dcd8b9
SSDEEP

3072:Uhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JFVQcY:U3fOeIv54W6SFKfc9me9v9/JFV

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

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/2368-0-0x0000000074C60000-0x0000000074C90000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2420 2368 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2420	2368	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2840 wrote to memory of 2368	2840	rundll32.exe	rundll32.exe
PID 2840 wrote to memory of 2368	2840	rundll32.exe	rundll32.exe
PID 2840 wrote to memory of 2368	2840	rundll32.exe	rundll32.exe
PID 2840 wrote to memory of 2368	2840	rundll32.exe	rundll32.exe
PID 2840 wrote to memory of 2368	2840	rundll32.exe	rundll32.exe
PID 2840 wrote to memory of 2368	2840	rundll32.exe	rundll32.exe
PID 2840 wrote to memory of 2368	2840	rundll32.exe	rundll32.exe
PID 2368 wrote to memory of 2420	2368	rundll32.exe	WerFault.exe
PID 2368 wrote to memory of 2420	2368	rundll32.exe	WerFault.exe
PID 2368 wrote to memory of 2420	2368	rundll32.exe	WerFault.exe
PID 2368 wrote to memory of 2420	2368	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fc9ef5bc1b1cea4f33d5334473ee9ae4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2840

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fc9ef5bc1b1cea4f33d5334473ee9ae4_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 280
3⤵
- Program crash
PID:2420

MITRE ATT&CK Matrix

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Downloads

memory/2368-0-0x0000000074C60000-0x0000000074C90000-memory.dmp

Filesize
192KB

Download
memory/2368-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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