dridex | baed8da594986eef6cedfd5aad74df1696659f298633fc339bff10bab6b6fd1d

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240319-en
resource tags

arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
submitted
27-03-2024 16:22

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General

Target

e218fe0c05e9fa45164f3d67b40496c6.dll
Size

188KB
MD5

e218fe0c05e9fa45164f3d67b40496c6
SHA1

f4e53a312f660fdc8f26d1e92aa365bceedfaa60
SHA256

baed8da594986eef6cedfd5aad74df1696659f298633fc339bff10bab6b6fd1d
SHA512

f48fc9eca0bb2c7bb270df9827b7ecfbf932fafa1825475f05707493ca5f8504500c8cb6dcf0cd04120b748a3355c372a0f4b2721ce6ff3e3bbdc604e4e43864
SSDEEP

3072:iH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWs7dU:iUua/Pv7YNhRIEZDeXVpAxtMsxK

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/2900-0-0x0000000074C30000-0x0000000074C60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1728 2900 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1728	2900	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2880 wrote to memory of 2900	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2900	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2900	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2900	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2900	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2900	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2900	2880	rundll32.exe	rundll32.exe
PID 2900 wrote to memory of 1728	2900	rundll32.exe	WerFault.exe
PID 2900 wrote to memory of 1728	2900	rundll32.exe	WerFault.exe
PID 2900 wrote to memory of 1728	2900	rundll32.exe	WerFault.exe
PID 2900 wrote to memory of 1728	2900	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e218fe0c05e9fa45164f3d67b40496c6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2880

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e218fe0c05e9fa45164f3d67b40496c6.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2900 -s 308
3⤵
- Program crash
PID:1728

MITRE ATT&CK Matrix

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Downloads

memory/2900-0-0x0000000074C30000-0x0000000074C60000-memory.dmp

Filesize
192KB

Download
memory/2900-1-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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