dridex | 9866d5ae0ae0e7a10903f1ccb99bec4d377f6649232b19969af1c3dd85b10752

Analysis

max time kernel
142s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-03-2024 16:40

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General

Target

dc1c353fe1b251a692caf67d93c3d436.dll
Size

188KB
MD5

dc1c353fe1b251a692caf67d93c3d436
SHA1

f7dbcd85c16131504a6a760446bdf90ed4643933
SHA256

9866d5ae0ae0e7a10903f1ccb99bec4d377f6649232b19969af1c3dd85b10752
SHA512

c542b9fc932b699ec90115c16a7fdf6513854f1e467a03b8fbf9d2f20e1dea8b2bd25239bc3e444b0780791382019037de2c545a46406f6d7ec7e438edeb6a98
SSDEEP

3072:hA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoXo:hzIqATVfQeV2FZalKq6jtGJWuTmd

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/3016-0-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr
behavioral1/memory/3016-2-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2756 3016 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2756	3016	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2760 wrote to memory of 3016	2760	rundll32.exe	rundll32.exe
PID 2760 wrote to memory of 3016	2760	rundll32.exe	rundll32.exe
PID 2760 wrote to memory of 3016	2760	rundll32.exe	rundll32.exe
PID 2760 wrote to memory of 3016	2760	rundll32.exe	rundll32.exe
PID 2760 wrote to memory of 3016	2760	rundll32.exe	rundll32.exe
PID 2760 wrote to memory of 3016	2760	rundll32.exe	rundll32.exe
PID 2760 wrote to memory of 3016	2760	rundll32.exe	rundll32.exe
PID 3016 wrote to memory of 2756	3016	rundll32.exe	WerFault.exe
PID 3016 wrote to memory of 2756	3016	rundll32.exe	WerFault.exe
PID 3016 wrote to memory of 2756	3016	rundll32.exe	WerFault.exe
PID 3016 wrote to memory of 2756	3016	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc1c353fe1b251a692caf67d93c3d436.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2760

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc1c353fe1b251a692caf67d93c3d436.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:3016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 308
3⤵
- Program crash
PID:2756

MITRE ATT&CK Matrix

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Downloads

memory/3016-0-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download
memory/3016-1-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/3016-2-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download