dridex | 306b08eb33e67d035284cd6aa67df94220be3612c72556d1e54366d74064e2ab

Analysis

max time kernel
142s
max time network
124s
platform
windows7_x64
resource
win7-20240319-en
resource tags

arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
submitted
07-04-2024 07:30

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General

Target

e4647c33299d8cd08f30239ad2088492_JaffaCakes118.dll
Size

188KB
MD5

e4647c33299d8cd08f30239ad2088492
SHA1

fbdccad5ca0665ed8804ca206187e863ec158e0b
SHA256

306b08eb33e67d035284cd6aa67df94220be3612c72556d1e54366d74064e2ab
SHA512

b53ef06ad283dfacc5aab960113e2a95e9345247018df6245ac6d21f8e93f10f65aff9724efc07980f00959d3d57cdd3e321acc55cc75316b5d5d434c2cd8f3e
SSDEEP

3072:2A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoyo:2zIqATVfQeV2FZalKq6jtGJWuTmd

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/2744-0-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr
behavioral1/memory/2744-2-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2052 2744 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2052	2744	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 688 wrote to memory of 2744	688	rundll32.exe	rundll32.exe
PID 688 wrote to memory of 2744	688	rundll32.exe	rundll32.exe
PID 688 wrote to memory of 2744	688	rundll32.exe	rundll32.exe
PID 688 wrote to memory of 2744	688	rundll32.exe	rundll32.exe
PID 688 wrote to memory of 2744	688	rundll32.exe	rundll32.exe
PID 688 wrote to memory of 2744	688	rundll32.exe	rundll32.exe
PID 688 wrote to memory of 2744	688	rundll32.exe	rundll32.exe
PID 2744 wrote to memory of 2052	2744	rundll32.exe	WerFault.exe
PID 2744 wrote to memory of 2052	2744	rundll32.exe	WerFault.exe
PID 2744 wrote to memory of 2052	2744	rundll32.exe	WerFault.exe
PID 2744 wrote to memory of 2052	2744	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4647c33299d8cd08f30239ad2088492_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:688

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4647c33299d8cd08f30239ad2088492_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 308
3⤵
- Program crash
PID:2052

MITRE ATT&CK Matrix

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Downloads

memory/2744-0-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download
memory/2744-1-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2744-2-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download