Overview

overview

10

Static

static

838ad1d3c5...4a.exe

windows7-x64

10

838ad1d3c5...4a.exe

windows10-2004-x64

10

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General

  • Target

    838ad1d3c515829151b8267bfc6874e266aa278ecd1652a3851f95c3fa65894a

  • Size

    205KB

  • Sample

    221123-mq5scaeg65

  • MD5

    8d3dfde63e45e5ea688c4a5b587caa8f

  • SHA1

    772b6144b46e585ab54aa1c4267d2fe55ae5c1b3

  • SHA256

    838ad1d3c515829151b8267bfc6874e266aa278ecd1652a3851f95c3fa65894a

  • SHA512

    a329cfc8089056e591627e98bde8f2bcf735ba4762c9d4a71205cd732574e0f3686650deef265d7b1955b2f82d6ca4d9772c4701890fa884fc83ae3351e2b852

  • SSDEEP

    3072:/qhMPssRhlARSOsdwD/98out3SDADeak7dJHB/AKG:/qhMPssRARoiSoS3SsQLH5AK

Score
10/10
evasionpersistencetrojan

Malware Config

Targets

    • Target

      838ad1d3c515829151b8267bfc6874e266aa278ecd1652a3851f95c3fa65894a

    • Size

      205KB

    • MD5

      8d3dfde63e45e5ea688c4a5b587caa8f

    • SHA1

      772b6144b46e585ab54aa1c4267d2fe55ae5c1b3

    • SHA256

      838ad1d3c515829151b8267bfc6874e266aa278ecd1652a3851f95c3fa65894a

    • SHA512

      a329cfc8089056e591627e98bde8f2bcf735ba4762c9d4a71205cd732574e0f3686650deef265d7b1955b2f82d6ca4d9772c4701890fa884fc83ae3351e2b852

    • SSDEEP

      3072:/qhMPssRhlARSOsdwD/98out3SDADeak7dJHB/AKG:/qhMPssRARoiSoS3SsQLH5AK

    Score
    10/10
    evasionpersistencetrojan

    • 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

      evasiontrojan

    • 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

      evasiontrojan

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Change Default File Association

1
T1042

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

9
T1112

Hidden Files and Directories

2
T1158

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Credential Access

Discovery

System Information Discovery

3
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

1
T1490

Tasks