Overview

overview

10

Static

static

8

53a1903b82...b5.exe

windows7_x64

10

53a1903b82...b5.exe

windows10_x64

10

Sharing

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General

  • Target

    53a1903b820e5a314134d8e60d79371abcb37a15fb3717f32ef6dc2b12528eb5

  • Size

    1.4MB

  • Sample

    210302-1j543yhks2

  • MD5

    953c55f32c011724ade4d2ea325b2c29

  • SHA1

    683b73cd4ff4e286a40ee3b7eb66f1f148c0c526

  • SHA256

    53a1903b820e5a314134d8e60d79371abcb37a15fb3717f32ef6dc2b12528eb5

  • SHA512

    ff77359b1da48a349f8c1927d32040a6d18deea120014714480119e7c0848febcceb6f01f487d374bf9054f46fa7addc37e56c1ca3b26129e67761a85ab6c144

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      53a1903b820e5a314134d8e60d79371abcb37a15fb3717f32ef6dc2b12528eb5

    • Size

      1.4MB

    • MD5

      953c55f32c011724ade4d2ea325b2c29

    • SHA1

      683b73cd4ff4e286a40ee3b7eb66f1f148c0c526

    • SHA256

      53a1903b820e5a314134d8e60d79371abcb37a15fb3717f32ef6dc2b12528eb5

    • SHA512

      ff77359b1da48a349f8c1927d32040a6d18deea120014714480119e7c0848febcceb6f01f487d374bf9054f46fa7addc37e56c1ca3b26129e67761a85ab6c144

    Score
    10/10
    aspackv2persistence

    • Modifies WinLogon for persistence

      persistence

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Winlogon Helper DLL

1
T1004

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks