dridex | 70644f4fc9c5f2ca017badd38e426475e60cc5b609602cfeee9f1f282c67668a

Analysis

max time kernel
135s
max time network
136s
platform
windows10_x64
resource
win10v20210410
submitted
03/05/2021, 00:02

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General

Target
327a386f_by_Libranalysis.dll
Size 162KB
Sample210503-c7slp9end6
SHA256 70644f4fc9c5f2ca017badd38e426475e60cc5b609602cfeee9f1f282c67668a
MD5 327a386f50ea08673ad19adecc2c9af3
SHA1 7870a5b2e3c9a15ff511761debba3c4559caa946
SHA512 57d90a4885e2905461ef89e667dc8f0ace3b9c4da0a970f225a8bb07f59ca822c4c6082ce2f15256fd618fa8c05942b69be5b0a560896c96d06b23948b3ecf4e
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/748-115-0x0000000074300000-0x000000007432E000-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 3876 wrote to memory of 748	3876	rundll32.exe	70
PID 3876 wrote to memory of 748	3876	rundll32.exe	70
PID 3876 wrote to memory of 748	3876	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\327a386f_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\327a386f_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:748

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/748-115-0x0000000074300000-0x000000007432E000-memory.dmp

Download

memory/748-117-0x0000000000510000-0x0000000000516000-memory.dmp