dridex | 58bbaecbd4f856417f2ba9d38f2ac07479cd23a7863bc4205cbda41cd2020d56

Analysis

max time kernel
122s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
21/04/2021, 03:12

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General

Target
58bbaecbd4f856417f2ba9d38f2ac07479cd23a7863bc4205cbda41cd2020d56.dll
Size 162KB
Sample210421-6f9j3esafe
SHA256 58bbaecbd4f856417f2ba9d38f2ac07479cd23a7863bc4205cbda41cd2020d56
MD5 6233821614f48e675d9b184ec9e449b4
SHA1 5f5214a9f6a0f60ef965a617af5c77eaf8191e68
SHA512 23a7ce06bc2321076b8fe44743d4f93cbcd6c6a3f8d1740a0b7be2daa2e56d4fa7c5ef98696894858e0428cdc8905e69078b00ce86f960e85dcd88d694344ac0
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/1660-115-0x0000000073DE0000-0x0000000073E0E000-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 3840 wrote to memory of 1660	3840	rundll32.exe	71
PID 3840 wrote to memory of 1660	3840	rundll32.exe	71
PID 3840 wrote to memory of 1660	3840	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\58bbaecbd4f856417f2ba9d38f2ac07479cd23a7863bc4205cbda41cd2020d56.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3840
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\58bbaecbd4f856417f2ba9d38f2ac07479cd23a7863bc4205cbda41cd2020d56.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1660

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/1660-115-0x0000000073DE0000-0x0000000073E0E000-memory.dmp

Download

memory/1660-117-0x0000000002D80000-0x0000000002D86000-memory.dmp