Overview

overview

10

Static

static

a4f37bbdd9...fb.exe

windows7-x64

10

a4f37bbdd9...fb.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a4f37bbdd9fee624a669cb65bdaa2cf7d2cf2abb0e8128cbcaad872786cc9afb

  • Size

    205KB

  • Sample

    221123-mq1tdseg57

  • MD5

    85cb2600f03138bf625a6476a93b17c6

  • SHA1

    076940d269058b75718ff44ac0ff52d5a84e3dae

  • SHA256

    a4f37bbdd9fee624a669cb65bdaa2cf7d2cf2abb0e8128cbcaad872786cc9afb

  • SHA512

    4300dd08959311c4cd1075088da8811144faf8111307f3c69b58ffade3135c34f7e2431facf198689d58ec037a362b25372cb8735e23ac579415020477e7cd09

  • SSDEEP

    3072:OqhMPssRhlARSOsdwD/98out3SDADeak7dJHB/AKG:OqhMPssRARoiSoS3SsQLH5AK

Score
10/10
evasionpersistencetrojan

Malware Config

Targets

    • Target

      a4f37bbdd9fee624a669cb65bdaa2cf7d2cf2abb0e8128cbcaad872786cc9afb

    • Size

      205KB

    • MD5

      85cb2600f03138bf625a6476a93b17c6

    • SHA1

      076940d269058b75718ff44ac0ff52d5a84e3dae

    • SHA256

      a4f37bbdd9fee624a669cb65bdaa2cf7d2cf2abb0e8128cbcaad872786cc9afb

    • SHA512

      4300dd08959311c4cd1075088da8811144faf8111307f3c69b58ffade3135c34f7e2431facf198689d58ec037a362b25372cb8735e23ac579415020477e7cd09

    • SSDEEP

      3072:OqhMPssRhlARSOsdwD/98out3SDADeak7dJHB/AKG:OqhMPssRARoiSoS3SsQLH5AK

    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