dridex | dd39accfa55be48b2c14f264a5917ead4964b8a7ce7f3f113cc74d13f87e86e7

Analysis

max time kernel
107s
max time network
8s
platform
windows7_x64
resource
win7
submitted
24-09-2020 07:38

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General

Target

DRIDEX (1).dll
Size

320KB
MD5

b944c443789ddd25f9561899a59ea54c
SHA1

26f894c5c30691f4c9046bccc7059f190b926782
SHA256

dd39accfa55be48b2c14f264a5917ead4964b8a7ce7f3f113cc74d13f87e86e7
SHA512

cc41f6958d69d11e43fce2f8e9834267db8d09fa06ca24816b9ef8db90eb38c7b2e456f09d3336448081acfc40233c3c7b73d52214d6142c541dea0d420c0098

Score

10^/10

dridex 10444 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

10444

151.236.219.181:443

142.4.6.57:14043

162.144.127.197:3786

103.40.116.68:5443

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/1500-1-0x0000000074690000-0x00000000746CD000-memory.dmp	dridex_ldr

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1156 wrote to memory of 1500	1156	rundll32.exe	rundll32.exe
PID 1156 wrote to memory of 1500	1156	rundll32.exe	rundll32.exe
PID 1156 wrote to memory of 1500	1156	rundll32.exe	rundll32.exe
PID 1156 wrote to memory of 1500	1156	rundll32.exe	rundll32.exe
PID 1156 wrote to memory of 1500	1156	rundll32.exe	rundll32.exe
PID 1156 wrote to memory of 1500	1156	rundll32.exe	rundll32.exe
PID 1156 wrote to memory of 1500	1156	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\DRIDEX (1).dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1156

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\DRIDEX (1).dll",#1
2⤵
PID:1500

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1500-0-0x0000000000000000-mapping.dmp

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memory/1500-1-0x0000000074690000-0x00000000746CD000-memory.dmp

Filesize
244KB

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