General

  • Target

    9890dcfe9719d9c483c69362c7e20213ceabb1886c53d853fe0b1882a771bdc2.exe

  • Size

    161KB

  • Sample

    241206-lnrl9s1lh1

  • MD5

    f1939312d11bf52d72f776cf84410d74

  • SHA1

    09905b3d2ae2dc755584bf0f405e829acff60299

  • SHA256

    9890dcfe9719d9c483c69362c7e20213ceabb1886c53d853fe0b1882a771bdc2

  • SHA512

    5b3f03e35f0468ea2e50f447d012713c97a3b11b094fdd92156b71a3f0135a686e64843afe23e02f54210852762d04bf5896eeaa0e1055f7bccb4bb980ced3d8

  • SSDEEP

    3072:ad3SoRYw/VXW80KeQoBWIJ0xKAG50NlQvh+5v4Tb2b1Nm:aZSo75WCvoBL/AGF0nb1N

Malware Config

Extracted

Family

xenorat

C2

96.126.118.61

Mutex

Microsoft Windows_3371808

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    4444

  • startup_name

    svchost.exe

Targets

    • Target

      9890dcfe9719d9c483c69362c7e20213ceabb1886c53d853fe0b1882a771bdc2.exe

    • Size

      161KB

    • MD5

      f1939312d11bf52d72f776cf84410d74

    • SHA1

      09905b3d2ae2dc755584bf0f405e829acff60299

    • SHA256

      9890dcfe9719d9c483c69362c7e20213ceabb1886c53d853fe0b1882a771bdc2

    • SHA512

      5b3f03e35f0468ea2e50f447d012713c97a3b11b094fdd92156b71a3f0135a686e64843afe23e02f54210852762d04bf5896eeaa0e1055f7bccb4bb980ced3d8

    • SSDEEP

      3072:ad3SoRYw/VXW80KeQoBWIJ0xKAG50NlQvh+5v4Tb2b1Nm:aZSo75WCvoBL/AGF0nb1N

    • XenorRat

      XenorRat is a remote access trojan written in C#.

    • Xenorat family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks