dridex | f9d162ebdbacc70ca3f906a4661ae6580fe50e943298faea6237295ead358340

Analysis

max time kernel
19s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
15/04/2021, 07:37

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General

Target
f9d162ebdbacc70ca3f906a4661ae6580fe50e943298faea6237295ead358340.dll
Size 162KB
Sample210415-nnpc4aktf2
SHA256 f9d162ebdbacc70ca3f906a4661ae6580fe50e943298faea6237295ead358340
MD5 dcdfeb74707f880c8942fa6f7485d12c
SHA1 b18dd41fee4aea48f081fad744ac058ebe7f85e1
SHA512 b26d8ba49f82edae01b4173068becdb0a606e02b143c350497859394c0370ea00a701c1e660af8edaa2b0c9ff5cde0e56bedc3951463518c029174a26b58ba97
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/4056-115-0x0000000074480000-0x00000000744AE000-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 3560 wrote to memory of 4056	3560	rundll32.exe	68
PID 3560 wrote to memory of 4056	3560	rundll32.exe	68
PID 3560 wrote to memory of 4056	3560	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9d162ebdbacc70ca3f906a4661ae6580fe50e943298faea6237295ead358340.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9d162ebdbacc70ca3f906a4661ae6580fe50e943298faea6237295ead358340.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/4056-115-0x0000000074480000-0x00000000744AE000-memory.dmp

Download

memory/4056-117-0x0000000000FE0000-0x0000000000FE6000-memory.dmp