dridex | 5f7fa159ab4d9436e94802e8e5d9663d90e726603bb1fdfd405d69e837f6054a

Analysis

max time kernel
40s
max time network
57s
platform
windows10_x64
resource
win10v20210408
submitted
15/05/2021, 00:03

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General

Target
4ad32db8_by_Libranalysis.dll
Size 162KB
Sample210515-56ecvtq9f2
SHA256 5f7fa159ab4d9436e94802e8e5d9663d90e726603bb1fdfd405d69e837f6054a
MD5 4ad32db8fc6de62837ac576693cdd353
SHA1 cc8816006971e2685019fe9422fefe7f9241d1f5
SHA512 9844d1a0af1670b93bdf9adee461ce36dea8e0747cd10cb61fff1d5eaaab84802a214f4e060537cb0636f5c59292cbbd509fc19323c5b63022e46c91af58ec40
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/1144-115-0x0000000073F10000-0x0000000073F3E000-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 488 wrote to memory of 1144	488	rundll32.exe	69
PID 488 wrote to memory of 1144	488	rundll32.exe	69
PID 488 wrote to memory of 1144	488	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ad32db8_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ad32db8_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1144

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/1144-115-0x0000000073F10000-0x0000000073F3E000-memory.dmp

Download

memory/1144-117-0x0000000002F10000-0x0000000002F16000-memory.dmp