General

  • Target

    3b7ed7d10f0f983529bbc12104b9e9702fab773e79479d3f3523f63ed23567a6

  • Size

    885KB

  • Sample

    220703-trjd3agcdn

  • MD5

    48622303360e7821ae35125f9b5fc737

  • SHA1

    843e8deb6d7fa43938e4a1b92cef67ebc7cf1f39

  • SHA256

    3b7ed7d10f0f983529bbc12104b9e9702fab773e79479d3f3523f63ed23567a6

  • SHA512

    f829991939eab05317a2c9dfbb2c1c2e77ae6fb7293d64f1886cb43f92ffd79d99a874f1435203c681247143dffebfea59085085f89b44d6f3932fb3126e8579

Score
10/10

Malware Config

Targets

    • Target

      3b7ed7d10f0f983529bbc12104b9e9702fab773e79479d3f3523f63ed23567a6

    • Size

      885KB

    • MD5

      48622303360e7821ae35125f9b5fc737

    • SHA1

      843e8deb6d7fa43938e4a1b92cef67ebc7cf1f39

    • SHA256

      3b7ed7d10f0f983529bbc12104b9e9702fab773e79479d3f3523f63ed23567a6

    • SHA512

      f829991939eab05317a2c9dfbb2c1c2e77ae6fb7293d64f1886cb43f92ffd79d99a874f1435203c681247143dffebfea59085085f89b44d6f3932fb3126e8579

    Score
    10/10
    • Modifies WinLogon for persistence

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Persistence

Winlogon Helper DLL

1
T1004

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Tasks