dridex | a3116f7362d953f867d1fcb6c8347cbfa1a65ed969fecf308ae29506d89ea792

Analysis

max time kernel
89s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 12:21

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General

Target
a3116f7362d953f867d1fcb6c8347cbfa1a65ed969fecf308ae29506d89ea792.dll
Size 162KB
Sample210415-gr5hv7f112
SHA256 a3116f7362d953f867d1fcb6c8347cbfa1a65ed969fecf308ae29506d89ea792
MD5 e6d14e8cc7e4c016813f5ff3d6bfa713
SHA1 70404c55ef00c7543caac0603c7c592278072f0f
SHA512 08a586a288ef8830743ab5ff69498ec256dc162bf39b34b0f36fd2b1808307ec5f45f8d368c99fc86060291f3a73e1140a7c01a8ed7eaf27808fb47f185ac344
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/1348-115-0x0000000073550000-0x000000007357E000-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 852 wrote to memory of 1348	852	rundll32.exe	69
PID 852 wrote to memory of 1348	852	rundll32.exe	69
PID 852 wrote to memory of 1348	852	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a3116f7362d953f867d1fcb6c8347cbfa1a65ed969fecf308ae29506d89ea792.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a3116f7362d953f867d1fcb6c8347cbfa1a65ed969fecf308ae29506d89ea792.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1348

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/1348-115-0x0000000073550000-0x000000007357E000-memory.dmp

Download

memory/1348-117-0x0000000002DF0000-0x0000000002DF6000-memory.dmp