Overview

overview

10

Static

static

8

2c9c7c9604...76.exe

windows7_x64

10

2c9c7c9604...76.exe

windows10_x64

10

Sharing

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General

  • Target

    2c9c7c96049720e1ab7449d4a99cf8cca3345af443f685d44086488ae632c276

  • Size

    1.4MB

  • Sample

    210302-zhkjy6c1hx

  • MD5

    75d78440fd0788ef4d27d062d5390607

  • SHA1

    fba62ea85eb12a45c56d977382dd2b22ef0f03e2

  • SHA256

    2c9c7c96049720e1ab7449d4a99cf8cca3345af443f685d44086488ae632c276

  • SHA512

    d888b6aba35ecbb8b15355fe4af95b52397dec4ca082ed39ec222a6d03786a988b994a973bcd17aeef6248fa45cffcf8f99c39ae344bd8225f1665196cd13e8f

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      2c9c7c96049720e1ab7449d4a99cf8cca3345af443f685d44086488ae632c276

    • Size

      1.4MB

    • MD5

      75d78440fd0788ef4d27d062d5390607

    • SHA1

      fba62ea85eb12a45c56d977382dd2b22ef0f03e2

    • SHA256

      2c9c7c96049720e1ab7449d4a99cf8cca3345af443f685d44086488ae632c276

    • SHA512

      d888b6aba35ecbb8b15355fe4af95b52397dec4ca082ed39ec222a6d03786a988b994a973bcd17aeef6248fa45cffcf8f99c39ae344bd8225f1665196cd13e8f

    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