dridex | da49f51d7df62bab7fd944d10a1fdcb0c56fdbbe13bd696c43534ef59dd6b79f

Analysis

max time kernel
140s
max time network
143s
platform
windows10_x64
resource
win10v20210410
submitted
06/05/2021, 10:02

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General

Target
9e9324d1_by_Libranalysis.dll
Size 162KB
Sample210506-9ttab8zgla
SHA256 da49f51d7df62bab7fd944d10a1fdcb0c56fdbbe13bd696c43534ef59dd6b79f
MD5 9e9324d1d882b92cb7cc8f90daadeecf
SHA1 8c4b5328b8a34048f61bc96ad124474a115bda4d
SHA512 8c8cf71f4f670d1a39ef78d9c14d62d969f3bd223c584f023e6035f660aed95240750a4c635a6871057279b1be3cdd8546d687811ef0b83e3e20b26c45d27021
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/3408-115-0x00000000755E0000-0x000000007560E000-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 3408	3944	rundll32.exe	50
PID 3944 wrote to memory of 3408	3944	rundll32.exe	50
PID 3944 wrote to memory of 3408	3944	rundll32.exe	50

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9e9324d1_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9e9324d1_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3408

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/3408-115-0x00000000755E0000-0x000000007560E000-memory.dmp

Download

memory/3408-117-0x00000000006A0000-0x00000000006A6000-memory.dmp