dridex | 95ef7399811e4e10faec32fa63706b8f854e4e752c3a6b12fdc1904197c9ec38

Analysis

max time kernel
145s
max time network
147s
platform
windows10_x64
resource
win10v20210410
submitted
27/04/2021, 17:33

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General

Target
74bb566d_by_Libranalysis.dll
Size 162KB
Sample210427-k16va31ata
SHA256 95ef7399811e4e10faec32fa63706b8f854e4e752c3a6b12fdc1904197c9ec38
MD5 74bb566dc2004ee162fef7238c1a8593
SHA1 fbf99b5db6b885991cd5fc61338d4ba012525e4d
SHA512 f862bd3d0feae17ac39f481543622caf0ddc5e338b83c26ae451dbb7cd0af8efd7237d1d4d8280bccb2c02bbd6f7d20ac519f15b6f58017313e0d44e68957640
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/3868-115-0x0000000073D70000-0x0000000073D9E000-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 2204 wrote to memory of 3868	2204	rundll32.exe	72
PID 2204 wrote to memory of 3868	2204	rundll32.exe	72
PID 2204 wrote to memory of 3868	2204	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\74bb566d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\74bb566d_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3868

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/3868-115-0x0000000073D70000-0x0000000073D9E000-memory.dmp

Download

memory/3868-117-0x0000000002DD0000-0x0000000002DD6000-memory.dmp