dridex | 6fe7f021a28d7d504bb23cbd81faa44d27afb7b97ae361ee25a88652fc17d571

Analysis

max time kernel
125s
max time network
125s
platform
windows10_x64
resource
win10v20210410
submitted
20/04/2021, 22:04

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General

Target
6fe7f021a28d7d504bb23cbd81faa44d27afb7b97ae361ee25a88652fc17d571.dll
Size 162KB
Sample210420-186mbvb3ba
SHA256 6fe7f021a28d7d504bb23cbd81faa44d27afb7b97ae361ee25a88652fc17d571
MD5 ecb75a46b4950308b07b7fcdb6549400
SHA1 1cfddaf811addd75573c3ab8b2176bdc0566ed56
SHA512 3a29a99074233b50d808cf161fab8cc4cbd005a5d27f870d4c0d24c77d9eb7f53227f27edd2a350c6d3898c3b7f3eca35b31b681930a9c11aba3b2c12d93f1ad
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/3872-115-0x0000000073A10000-0x0000000073A3E000-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 3896 wrote to memory of 3872	3896	rundll32.exe	34
PID 3896 wrote to memory of 3872	3896	rundll32.exe	34
PID 3896 wrote to memory of 3872	3896	rundll32.exe	34

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6fe7f021a28d7d504bb23cbd81faa44d27afb7b97ae361ee25a88652fc17d571.dll,#1
1⤵
- Checks whether UAC is enabled
PID:3872

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6fe7f021a28d7d504bb23cbd81faa44d27afb7b97ae361ee25a88652fc17d571.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3896

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/3872-115-0x0000000073A10000-0x0000000073A3E000-memory.dmp

Download

memory/3872-117-0x0000000000E30000-0x0000000000F7A000-memory.dmp