dridex | f4306916f0e34c0adf43d3cbd4aba7e729a9c8f0e66a3dac9fc18219cdfaef51

Analysis

max time kernel
147s
max time network
149s
platform
windows10_x64
resource
win10v20210410
submitted
13/05/2021, 14:02

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General

Target
283350d8_by_Libranalysis.dll
Size 162KB
Sample210513-dekt5bdbqs
SHA256 f4306916f0e34c0adf43d3cbd4aba7e729a9c8f0e66a3dac9fc18219cdfaef51
MD5 283350d876af72b2134179348ddb7990
SHA1 1b0266dbbc7289769ee8eb608113a54a5d9c355f
SHA512 bde14cadebc3285e341ec2a38353bcfcc52d7a887531454ba32270a64f238ffcd7e231322ac47d336f8897b684df6dee865a688fe0352ebf36960ba36bb82cbf
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/4076-115-0x00000000755E0000-0x000000007560E000-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 3944 wrote to memory of 4076	3944	rundll32.exe	36
PID 3944 wrote to memory of 4076	3944	rundll32.exe	36
PID 3944 wrote to memory of 4076	3944	rundll32.exe	36

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\283350d8_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\283350d8_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4076

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/4076-115-0x00000000755E0000-0x000000007560E000-memory.dmp

Download

memory/4076-117-0x0000000000880000-0x0000000000886000-memory.dmp