Overview

overview

10

Static

static

8

a19a05a24f...ff.exe

windows7-x64

10

a19a05a24f...ff.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a19a05a24f55b9254b3b467fa3204f19fbbb6550a4abc1f0b9cc44866c4449ff

  • Size

    42KB

  • Sample

    221129-hn1cmaaa5t

  • MD5

    03282c3c843555211b314c7335570831

  • SHA1

    f5bd1c4123aa82bff329e2f1fa541be1fdf0200e

  • SHA256

    a19a05a24f55b9254b3b467fa3204f19fbbb6550a4abc1f0b9cc44866c4449ff

  • SHA512

    d4833a4cc9e9a17feefdb1ad7a2dbcad2e05260d9520bbb2fbf98cd0897cff32f58c3c0ce46fd748ca92948f2347e0bb4cf7e89cff9516c334b111968bb5900c

  • SSDEEP

    768:gyz0/XBwayCUOwV3TNZHdrPeqzEWvpbPwSMX6+w6pqZxLdeVgol9D8888888888C:hzOCay4wV339rPjzbpLwRJ9pSdoIj

Score
10/10
aspackv2evasionpersistence

Malware Config

Targets

    • Target

      a19a05a24f55b9254b3b467fa3204f19fbbb6550a4abc1f0b9cc44866c4449ff

    • Size

      42KB

    • MD5

      03282c3c843555211b314c7335570831

    • SHA1

      f5bd1c4123aa82bff329e2f1fa541be1fdf0200e

    • SHA256

      a19a05a24f55b9254b3b467fa3204f19fbbb6550a4abc1f0b9cc44866c4449ff

    • SHA512

      d4833a4cc9e9a17feefdb1ad7a2dbcad2e05260d9520bbb2fbf98cd0897cff32f58c3c0ce46fd748ca92948f2347e0bb4cf7e89cff9516c334b111968bb5900c

    • SSDEEP

      768:gyz0/XBwayCUOwV3TNZHdrPeqzEWvpbPwSMX6+w6pqZxLdeVgol9D8888888888C:hzOCay4wV339rPjzbpLwRJ9pSdoIj

    Score
    10/10
    aspackv2evasionpersistence

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Hidden Files and Directories

2
T1158

Privilege Escalation

Defense Evasion

Modify Registry

4
T1112

Hidden Files and Directories

2
T1158

Credential Access

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks