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Overview

overview

Static

static

40281f5322...c0.exe

windows7-x64

40281f5322...c0.exe

windows10-2004-x64

Sharing

General

Target

40281f53223e993632d2893654c9969d2516e6458067a5548a1191ff394918c0
Size

205KB
Sample

221127-nwbl5aea99
MD5

2bd31abed54818b594289a940e420ebc
SHA1

640d1c9e01ed4feaa5e7e74e947400a3124e64a2
SHA256

40281f53223e993632d2893654c9969d2516e6458067a5548a1191ff394918c0
SHA512

76e0b97e21d53bcab43a32ccac7dea677f7d5b096337aa986d1be039fb3688cbb8ff32201dbf6e713093c9efffd625cecf594fb8a75ef3caae8b7f47e7d95daf
SSDEEP

3072:nqhMPssRhlARSOsdwD/98out3SDADeak7dJHB/AKG:nqhMPssRARoiSoS3SsQLH5AK

Score

10^/10

evasion persistence trojan

Static task

static1

Behavioral task

behavioral1

Sample

40281f53223e993632d2893654c9969d2516e6458067a5548a1191ff394918c0.exe

Resource

win7-20221111-en

evasion persistence

windows7-x64

14 signatures

150 seconds

Behavioral task

behavioral2

Sample

40281f53223e993632d2893654c9969d2516e6458067a5548a1191ff394918c0.exe

Resource

win10v2004-20221111-en

evasion persistence trojan

windows10-2004-x64

24 signatures

150 seconds

Malware Config

Targets

- Target
  
  40281f53223e993632d2893654c9969d2516e6458067a5548a1191ff394918c0
- Size
  
  205KB
- MD5
  
  2bd31abed54818b594289a940e420ebc
- SHA1
  
  640d1c9e01ed4feaa5e7e74e947400a3124e64a2
- SHA256
  
  40281f53223e993632d2893654c9969d2516e6458067a5548a1191ff394918c0
- SHA512
  
  76e0b97e21d53bcab43a32ccac7dea677f7d5b096337aa986d1be039fb3688cbb8ff32201dbf6e713093c9efffd625cecf594fb8a75ef3caae8b7f47e7d95daf
- SSDEEP
  
  3072:nqhMPssRhlARSOsdwD/98out3SDADeak7dJHB/AKG:nqhMPssRARoiSoS3SsQLH5AK
Score

10^/10

evasion persistence trojan
- Modifies WinLogon for persistence
  persistence
- Modifies system executable filetype association
  persistence
- Modifies visibility of file extensions in Explorer
  evasion
- Modifies visiblity of hidden/system files in Explorer
  evasion
- UAC bypass
  evasion trojan
- Disables RegEdit via registry modification
  evasion
- Disables use of System Restore points
  evasion
- Executes dropped EXE
- Sets file execution options in registry
  persistence
- Loads dropped DLL
- Adds Run key to start application
  persistence
- Checks whether UAC is enabled
  evasion trojan
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

Hidden Files and Directories

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Bypass User Account Control

Defense Evasion

Bypass User Account Control

Disabling Security Tools

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

Tasks

static1

behavioral1

evasionpersistence

behavioral2

evasionpersistencetrojan

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