dridex | 49eec8f3dff2f9b5aa9040a80353967620ffec752d6cc27bc0c8b6067e7f291e

Analysis

max time kernel
19s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
17/04/2021, 07:47

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General

Target
49eec8f3dff2f9b5aa9040a80353967620ffec752d6cc27bc0c8b6067e7f291e.dll
Size 162KB
Sample210417-b4ew71dmw6
SHA256 49eec8f3dff2f9b5aa9040a80353967620ffec752d6cc27bc0c8b6067e7f291e
MD5 7596b5925d161da6ffed8413bd1861aa
SHA1 7dfd1346b348f65540fffc24ce4f9d7bbc9439a7
SHA512 873b1e7bf6ffa010c70f07beaf23cbcbfc6e964d14336b450ddf05fdc709d48495d6e744f218f18c45b6db9466303e9acf05f20616ea9e32ce64e82e5e9031a3
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/3756-115-0x0000000073AA0000-0x0000000073ACE000-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 2016 wrote to memory of 3756	2016	rundll32.exe	70
PID 2016 wrote to memory of 3756	2016	rundll32.exe	70
PID 2016 wrote to memory of 3756	2016	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\49eec8f3dff2f9b5aa9040a80353967620ffec752d6cc27bc0c8b6067e7f291e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\49eec8f3dff2f9b5aa9040a80353967620ffec752d6cc27bc0c8b6067e7f291e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3756

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/3756-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/3756-117-0x0000000002990000-0x0000000002996000-memory.dmp