dridex | 03bf268a1db4f46c2f16d8a158486deb1ecd85f513d60a4d2f3ce40492439898

Analysis

max time kernel
60s
max time network
128s
platform
windows10_x64
resource
win10v20201028
submitted
17/03/2021, 19:58

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General

Target
03bf268a1db4f46c2f16d8a158486deb1ecd85f513d60a4d2f3ce40492439898.dll
Size 208KB
Sample210317-sb82a295cn
SHA256 03bf268a1db4f46c2f16d8a158486deb1ecd85f513d60a4d2f3ce40492439898
MD5 c0e4c02012cdb5626ac3e7a478799e4b
SHA1 19f8781964d12bf999930ff0ae21bfe330046b2a
SHA512 a429b9419bf8bbef29885370d267f589a4b3b20937071fe759f5ef312da11382ed38aef0928991a6fc44f21d6e33634c913414c06f0863184d2e5c88e093707a
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1016-3-0x0000000074220000-0x0000000074256000-memory.dmp	dridex_ldr
behavioral2/memory/1016-5-0x0000000074220000-0x0000000074241000-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 652 wrote to memory of 1016	652	rundll32.exe	70
PID 652 wrote to memory of 1016	652	rundll32.exe	70
PID 652 wrote to memory of 1016	652	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\03bf268a1db4f46c2f16d8a158486deb1ecd85f513d60a4d2f3ce40492439898.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\03bf268a1db4f46c2f16d8a158486deb1ecd85f513d60a4d2f3ce40492439898.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1016

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

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Downloads

memory/1016-3-0x0000000074220000-0x0000000074256000-memory.dmp

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memory/1016-4-0x0000000000B20000-0x0000000000B26000-memory.dmp

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memory/1016-5-0x0000000074220000-0x0000000074241000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads