dridex | bf25608d0f268f9029c252bc5c05eb0cec83e5c8d544a8bc516499f3e6f889ca

Analysis

max time kernel
26s
max time network
138s
platform
windows10_x64
resource
win10v20210408
submitted
20/05/2021, 12:19

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General

Target
381369b5_by_Libranalysis.dll
Size 162KB
Sample210520-hamk2pftn6
SHA256 bf25608d0f268f9029c252bc5c05eb0cec83e5c8d544a8bc516499f3e6f889ca
MD5 381369b55ee573a33b17d47183bba0b1
SHA1 8ae942ea3ab5b72177c6eb2425e90eb10e0f59a0
SHA512 2a7e98de269d38af557f57a8409041879d56da3b7da92bc3f8a3d8cc733aaa1c70cf0e85b2f50a5d4036db9eda02eb1c2c706af61ed0f6ac6aab2000d4e252f4
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/508-115-0x0000000073990000-0x00000000739BE000-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 2544 wrote to memory of 508	2544	rundll32.exe	68
PID 2544 wrote to memory of 508	2544	rundll32.exe	68
PID 2544 wrote to memory of 508	2544	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\381369b5_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\381369b5_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:508

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/508-115-0x0000000073990000-0x00000000739BE000-memory.dmp

Download

memory/508-117-0x0000000000880000-0x0000000000886000-memory.dmp