dridex | 00883ba83128e19792ab09caa555842431c6f26ce1afa2ddb3250eb5c60b9980

Analysis

max time kernel
29s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
03/05/2021, 22:02

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General

Target
704d8708_by_Libranalysis.dll
Size 162KB
Sample210503-c8w37nwz9e
SHA256 00883ba83128e19792ab09caa555842431c6f26ce1afa2ddb3250eb5c60b9980
MD5 704d87087aab7dde09e883bf5a57ef18
SHA1 3aee4d6db1bffabe6a596e5ca461f06e6d27aeef
SHA512 49310defaeeec53994d439cd805b1fc8d5a4dc980610b0aef7324c60f9e7cac274d48f4fda87afc0d638e7619e15ebdceda1ec5ffbced9dd875a6e63f4a18ec7
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/4056-115-0x0000000073AA0000-0x0000000073ACE000-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 2016 wrote to memory of 4056	2016	rundll32.exe	70
PID 2016 wrote to memory of 4056	2016	rundll32.exe	70
PID 2016 wrote to memory of 4056	2016	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\704d8708_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\704d8708_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4056

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/4056-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/4056-117-0x0000000000600000-0x000000000074A000-memory.dmp