dridex | 86ec010f0cbd56ddd75e9b6289eba8c84db9ccfd13d509bd022758e343665c9c

Analysis

max time kernel
31s
max time network
113s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 07:02

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General

Target
c2075ec8_by_Libranalysis.dll
Size 162KB
Sample210508-v5m7cvt7as
SHA256 86ec010f0cbd56ddd75e9b6289eba8c84db9ccfd13d509bd022758e343665c9c
MD5 c2075ec8d81bc9e20af487c97eeccbb5
SHA1 61267cff47f78811e612c383e9cef777125db530
SHA512 dd57618512082d27d017dea5d4730cc236f81710b25141ae737e01590e857fe612aa68cc916de22feaaebae5d9da91b5ae8b03c6b3d81e50ec9049587f47f3af
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/1172-115-0x00000000736D0000-0x00000000736FE000-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 796 wrote to memory of 1172	796	rundll32.exe	68
PID 796 wrote to memory of 1172	796	rundll32.exe	68
PID 796 wrote to memory of 1172	796	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c2075ec8_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:796
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c2075ec8_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1172

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/1172-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Download

memory/1172-117-0x0000000002AD0000-0x0000000002AD6000-memory.dmp