General

  • Target

    Orden_de_embargo__pdf.uue

  • Size

    493KB

  • Sample

    230324-hfa3rseg9t

  • MD5

    92f2282b87500e251512ba36339c87ac

  • SHA1

    c660904ceec0edbe032b3b7bdb79cb4edc8e2065

  • SHA256

    3f5a623301740e9a78429d41530fde0492026f3cf97d7b1e1fb91babf0c89d06

  • SHA512

    0edd377c79387e38a0afe6c77f6975c84ba19b742720eebe50f70a38f1ac274c6ccf53dbc4ec3e2b80425e3f8fae59d878eb84254854ececcd8e2d4752d9c285

  • SSDEEP

    12288:uxpxC5LztkGPXk2dFlMdT2MN+IU9ACpJkK:ApxgLzigKd6CCpZ

Malware Config

Targets

    • Target

      Orden_de_embargo__pdf.scr

    • Size

      697KB

    • MD5

      08d0d2ae2030e26e3257869f0c1129e4

    • SHA1

      c82aa06abed5ea9ead115e5a83d49183519f20de

    • SHA256

      4c3bf5e59687731fbbbfbce763a4e097cd3863fd39773fc2e6189a2658dfb1a5

    • SHA512

      65fb86ed49c510ea4a3f622b4cb9affed0358ff50f96d937b7345d1b0e92916a9bc527a4558ffbe9205be6b6c86f4403d60afc5e0d1d1ab29e03cdfcc8e4e3dc

    • SSDEEP

      12288:soVl2TmnvZAdJ41JHQbYEAmDJAb8f+jtT6vcxXiFmxG4yeXnCugYUU87UF:9VgmnudJ41JhQLmT6ijxr3zUH7UF

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks