dridex | 777b17626ec18c96e935dcefd49f78512622ce7107a2fcbc2af8f901d0ec2f17

Analysis

max time kernel
74s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
30/04/2021, 03:04

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General

Target
40057dcb_by_Libranalysis.dll
Size 162KB
Sample210430-wxtphacqva
SHA256 777b17626ec18c96e935dcefd49f78512622ce7107a2fcbc2af8f901d0ec2f17
MD5 40057dcbd6ab04472f090baa50b2167a
SHA1 c5325a83895b65c8b401a06d0e8c09978f2ecc10
SHA512 eccab3cc22793b07ee8702930f4993d942df22b2af42e4fc568524e10d96bebc9594a505c8f8f8e7332bd22831acbd6bca2da3bf441c8d324fbf912453078f52
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/4032-115-0x00000000739B0000-0x00000000739DE000-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 1808 wrote to memory of 4032	1808	rundll32.exe	70
PID 1808 wrote to memory of 4032	1808	rundll32.exe	70
PID 1808 wrote to memory of 4032	1808	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\40057dcb_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\40057dcb_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4032

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/4032-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Download

memory/4032-117-0x0000000002AE0000-0x0000000002AE6000-memory.dmp