dridex | f4e65ecea469214769a863058823613437eb066a0baf40b5f9342958fce1e7a7

Analysis

max time kernel
9s
max time network
113s
platform
windows10_x64
resource
win10v20201028
submitted
18-11-2020 12:37

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General

Target

cm5xssc78.dll
Size

539KB
MD5

cf9c14ef002b286cc5b6f40e24430857
SHA1

8ab38ccaf47cdfaf5bd48b05d7c094f28aa17b0d
SHA256

f4e65ecea469214769a863058823613437eb066a0baf40b5f9342958fce1e7a7
SHA512

1c3f18cf81ddc5fc7729e184e9021202bc395b11fc3273be25961de7713307a9d5eeb62c2870481410bafa0d68972050dd659882b2fc610dd465e4151d8b207a

Score

10^/10

dridex 10444 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

10444

162.241.44.26:9443

192.232.229.53:4443

77.220.64.34:443

193.90.12.121:3098

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
behavioral2/memory/4828-1-0x0000000004310000-0x000000000434D000-memory.dmp	dridex_ldr

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4768 wrote to memory of 4828	4768	rundll32.exe	rundll32.exe
PID 4768 wrote to memory of 4828	4768	rundll32.exe	rundll32.exe
PID 4768 wrote to memory of 4828	4768	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cm5xssc78.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4768

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cm5xssc78.dll,#1
2⤵
PID:4828

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4828-0-0x0000000000000000-mapping.dmp

Download
memory/4828-1-0x0000000004310000-0x000000000434D000-memory.dmp

Filesize
244KB

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