dridex | 1415d64dc95997d41db3779d211834554de5c1bd8401822edc4ca8a1461f098b

Analysis

max time kernel
122s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 08:01

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General

Target
5b16a567_by_Libranalysis.dll
Size 162KB
Sample210508-gny4131tm2
SHA256 1415d64dc95997d41db3779d211834554de5c1bd8401822edc4ca8a1461f098b
MD5 5b16a567f3c5b0bf41d7c5f831602287
SHA1 2737fa06942363113827705a1eddccd1b8820b59
SHA512 8eae755ef1aaf13a2147ebfb84f196f15d407fb5041f0ab7d15e35bbdd289ec477e33f8a4cb29bca111023e381e8c46a10f61e48477dc0a83841c67719bad14a
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/2196-115-0x0000000073990000-0x00000000739BE000-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 1504 wrote to memory of 2196	1504	rundll32.exe	71
PID 1504 wrote to memory of 2196	1504	rundll32.exe	71
PID 1504 wrote to memory of 2196	1504	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b16a567_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5b16a567_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2196

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/2196-115-0x0000000073990000-0x00000000739BE000-memory.dmp

Download

memory/2196-117-0x0000000003200000-0x000000000334A000-memory.dmp