dridex | 61d176315c434de8cde9e91ec9de2db881e02ed28cce5fc60c48af09543f5f8d

Analysis

max time kernel
25s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 17:44

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General

Target
61d176315c434de8cde9e91ec9de2db881e02ed28cce5fc60c48af09543f5f8d.dll
Size 162KB
Sample210415-rmp5tkjfqe
SHA256 61d176315c434de8cde9e91ec9de2db881e02ed28cce5fc60c48af09543f5f8d
MD5 9c0aacb98255436522b34949a884a83f
SHA1 8161d38131401400e8719754e359284bac01bbcf
SHA512 1268a34d74f1eeb95675091783966f29d239a19acf396871870ec6c3d2277a3d8552ca27bf7082fb5576d6360ff4136e8fa56e6fa5fd1876b2b57bfe88c5ddc2
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/3108-115-0x0000000073530000-0x000000007355E000-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 3108	4024	rundll32.exe	68
PID 4024 wrote to memory of 3108	4024	rundll32.exe	68
PID 4024 wrote to memory of 3108	4024	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\61d176315c434de8cde9e91ec9de2db881e02ed28cce5fc60c48af09543f5f8d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\61d176315c434de8cde9e91ec9de2db881e02ed28cce5fc60c48af09543f5f8d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3108

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/3108-115-0x0000000073530000-0x000000007355E000-memory.dmp

Download

memory/3108-117-0x0000000004160000-0x0000000004166000-memory.dmp