dridex | 9bb8ea8962e1024635920c41e253950b0b71663ea1eb3a959ae212cfc6c74ad0

Analysis

max time kernel
39s
max time network
56s
platform
windows10_x64
resource
win10v20210408
submitted
24/05/2021, 15:02

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General

Target
cd25d8e8_by_Libranalysis.dll
Size 162KB
Sample210524-d69f93fyrn
SHA256 9bb8ea8962e1024635920c41e253950b0b71663ea1eb3a959ae212cfc6c74ad0
MD5 cd25d8e88a6b32577e70eeb2f214725e
SHA1 c44155fdd703b383c280a0901c59795e47ba8be7
SHA512 0151c1606b56a9148cc5d8cd371fd0e96652a9e9e1ed2fd441c95075906c6243bdb2724b49b11b1088dc3c261b82c13e4052a39214812b376b8b5f0c7ec3d2a7
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/368-115-0x00000000742C0000-0x00000000742EE000-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 652 wrote to memory of 368	652	rundll32.exe	69
PID 652 wrote to memory of 368	652	rundll32.exe	69
PID 652 wrote to memory of 368	652	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd25d8e8_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd25d8e8_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:368

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/368-115-0x00000000742C0000-0x00000000742EE000-memory.dmp

Download

memory/368-117-0x00000000003F0000-0x00000000003F6000-memory.dmp