dridex | db69231457b11daa6fb1e28e58ecac47966d2a15b3bee111dc487575b61a4743

Analysis

max time kernel
29s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
03/05/2021, 01:01

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General

Target
8c69fa7d_by_Libranalysis.dll
Size 162KB
Sample210503-plemhwjc4x
SHA256 db69231457b11daa6fb1e28e58ecac47966d2a15b3bee111dc487575b61a4743
MD5 8c69fa7d946911c3afc47db9b273279f
SHA1 84136393995e0c982538f7e97ba27c3b76c15572
SHA512 b5f220cb570c84a4742c51f22de78b18f342d1b9c69ca43b8109281ca4ff524601105ccda36c87f476ff08fb0d23fa717513ced4cbaf703f99fd48d19c102d00
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/1600-115-0x0000000073530000-0x000000007355E000-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 4024 wrote to memory of 1600	4024	rundll32.exe	70
PID 4024 wrote to memory of 1600	4024	rundll32.exe	70
PID 4024 wrote to memory of 1600	4024	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c69fa7d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c69fa7d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1600

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/1600-115-0x0000000073530000-0x000000007355E000-memory.dmp

Download

memory/1600-117-0x0000000002E00000-0x0000000002E06000-memory.dmp