dridex | 45d498fb79a063579d9d758e553a8c3f6792a1cc5a6979d6734d7afda6684359 | Triage

Analysis

max time kernel
91s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
26-06-2022 05:40

Sharing

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General

Target

iz8jiri.dll
Size

413KB
MD5

c4536bd01e8dbf70620596f4405cc009
SHA1

2abc224d7b6e9320ba6d00cc722120a95a5bf88a
SHA256

45d498fb79a063579d9d758e553a8c3f6792a1cc5a6979d6734d7afda6684359
SHA512

2eca1efda15314bbe7aaca902c3d8824116d193e7a0dac75bd0db14eb8c70bd16be8ee171e1b70b2f704fa77fbab67cd1ce6a2b6f33c81d345d6066647094308

Score

10^/10

dridex 10444 botnet

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

104.131.164.93:443

46.101.90.205:4643

27.254.174.84:4443

92.94.251.127:3786

rc4.plain

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3476 wrote to memory of 4508	3476	rundll32.exe	rundll32.exe
PID 3476 wrote to memory of 4508	3476	rundll32.exe	rundll32.exe
PID 3476 wrote to memory of 4508	3476	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\iz8jiri.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3476

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\iz8jiri.dll,#1
2⤵
PID:4508

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4508-130-0x0000000000000000-mapping.dmp

Download
memory/4508-131-0x0000000000E50000-0x0000000000E8D000-memory.dmp

Filesize
244KB

Download
memory/4508-132-0x0000000001110000-0x000000000114D000-memory.dmp

Filesize
244KB

Download