dridex | 0dfd0ccd6101e7569c0d793f6b34a5b87f7427070aa987cd0af4899699e399fe

Analysis

max time kernel
28s
max time network
67s
platform
windows10_x64
resource
win10v20210410
submitted
15/04/2021, 19:47

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General

Target
0dfd0ccd6101e7569c0d793f6b34a5b87f7427070aa987cd0af4899699e399fe.dll
Size 162KB
Sample210415-rdynfva5p2
SHA256 0dfd0ccd6101e7569c0d793f6b34a5b87f7427070aa987cd0af4899699e399fe
MD5 c8dd70cad1539bbbc010a36ef5fbbed6
SHA1 66fb0ec8be1b865865b41af4e8f9fd7a10e81ea6
SHA512 5bb3765434f0ea3a36dd422effe4e0612fd6b8e203b1880bafae1884d29cfc56288a707cf7b3587cd2124a53c1ea41ca31c5a72201b281a4876a17160353c88f
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/3236-115-0x0000000073B70000-0x0000000073B9E000-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 3424 wrote to memory of 3236	3424	rundll32.exe	71
PID 3424 wrote to memory of 3236	3424	rundll32.exe	71
PID 3424 wrote to memory of 3236	3424	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0dfd0ccd6101e7569c0d793f6b34a5b87f7427070aa987cd0af4899699e399fe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3424
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0dfd0ccd6101e7569c0d793f6b34a5b87f7427070aa987cd0af4899699e399fe.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3236

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/3236-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Download

memory/3236-117-0x0000000002F70000-0x0000000002F76000-memory.dmp