dridex | c5fb43db68b6c9b8d9b4fb8fa17dfab08e23b54998a2894ae71160e157ea1225

Analysis

max time kernel
122s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
30/04/2021, 01:05

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General

Target
866b4b03_by_Libranalysis.dll
Size 162KB
Sample210430-xdmpzfc4qs
SHA256 c5fb43db68b6c9b8d9b4fb8fa17dfab08e23b54998a2894ae71160e157ea1225
MD5 866b4b03370414a52ef367b129546a49
SHA1 edbbfc9035769f3c9d5b1e22eb605899a0a6c289
SHA512 7e0b7f7d4d83e3e9d800b45a224f25d0026edf57c3f142bacd2e857771245240da2040cb2536d5b728eda5042001a251d690483a8e5fb6e08839e44ad01b2fb4
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral2/memory/1012-115-0x0000000074480000-0x00000000744AE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 1012	4016	rundll32.exe	69
PID 4016 wrote to memory of 1012	4016	rundll32.exe	69
PID 4016 wrote to memory of 1012	4016	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\866b4b03_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\866b4b03_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1012-115-0x0000000074480000-0x00000000744AE000-memory.dmp

Download

memory/1012-117-0x00000000006C0000-0x00000000006C6000-memory.dmp