dridex | 582dee73aeff7c4c7ed98995c06a4f96c7d60924fde99c34a2cd09d534fa8fcf

Analysis

max time kernel
30s
max time network
117s
platform
windows10_x64
resource
win10v20210410
submitted
11/05/2021, 04:02

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General

Target
c722a89e_by_Libranalysis.dll
Size 162KB
Sample210511-agrdcphwfj
SHA256 582dee73aeff7c4c7ed98995c06a4f96c7d60924fde99c34a2cd09d534fa8fcf
MD5 c722a89e84d84ab7db6fa9ee9f54ef18
SHA1 e9dc9c7e3cf7fdb0cd26e6a412d31d65874f9f74
SHA512 4955081cb6b391ed52a7dc5525cf094f89b6acf66da96a4cf1fb2998e8f83d8f0359b0729805462325bf2cbe343b5deb605840f6d1d77b27ec6ae7d83489f93c
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/3168-115-0x0000000073B70000-0x0000000073B9E000-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 2112 wrote to memory of 3168	2112	rundll32.exe	69
PID 2112 wrote to memory of 3168	2112	rundll32.exe	69
PID 2112 wrote to memory of 3168	2112	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c722a89e_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c722a89e_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3168

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/3168-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Download

memory/3168-117-0x0000000002EB0000-0x0000000002EB6000-memory.dmp