dridex | d1246b6a477f067776d2d64a193da27f297332ae565ee2aff3cb143c3c02a9fb | Triage™

Analysis

max time kernel
13s
max time network
110s
platform
windows10_x64
resource
win10v20201028
submitted
09/12/2020, 12:59

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General

Target
s5kh50rfbzip.dll
Size 538KB
Sample201209-s9d98ry666
SHA256 d1246b6a477f067776d2d64a193da27f297332ae565ee2aff3cb143c3c02a9fb
MD5 208ea18a1c208b72527dfda07853eb9d
SHA1 4b616711270f7c419a7eabed9636069454a5324e
SHA512 0795552ddbaf95071a297346a1d9e3d4fc1cb734cbd52e7af3d5f2cd0310139f5aa5ca6aff6ea656d2adee14401519858348b966a4bb4d4c5b088ebc05382c16
MD5 SHA1 SHA512

Score

10^/10

dridex 10444 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

169.255.216.36:443
138.201.138.91:3389
89.174.36.41:4643
87.106.89.36:3389

rc4.plain

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.

resource	yara_rule
behavioral2/memory/1224-3-0x0000000004350000-0x000000000438D000-memory.dmp	dridex_ldr

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 576 wrote to memory of 1224	576	rundll32.exe	71
PID 576 wrote to memory of 1224	576	rundll32.exe	71
PID 576 wrote to memory of 1224	576	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\s5kh50rfbzip.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:576
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\s5kh50rfbzip.dll,#1
  2⤵
  PID:1224

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1224-3-0x0000000004350000-0x000000000438D000-memory.dmp

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