General

  • Target

    2025-02-07_25f94a1dbecc910c55ed29e07ac9cbca_mafia

  • Size

    10.5MB

  • Sample

    250207-zyw7dsxnaz

  • MD5

    25f94a1dbecc910c55ed29e07ac9cbca

  • SHA1

    815fef0d0f484888a31c977a90742402d4381209

  • SHA256

    f4b051a98e3de375971e1a0023b799b771cc856b1ae4a6bdf29cb50415f42900

  • SHA512

    7194750de0c3745dd6b19fec8aea1297069b730ab79557ed1f5010a8739c3996490d18828578822019bed3193e3dec01ac6c1523221d0fda5dba5adcfaf1b97c

  • SSDEEP

    24576:ZEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZV:Sfot

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-07_25f94a1dbecc910c55ed29e07ac9cbca_mafia

    • Size

      10.5MB

    • MD5

      25f94a1dbecc910c55ed29e07ac9cbca

    • SHA1

      815fef0d0f484888a31c977a90742402d4381209

    • SHA256

      f4b051a98e3de375971e1a0023b799b771cc856b1ae4a6bdf29cb50415f42900

    • SHA512

      7194750de0c3745dd6b19fec8aea1297069b730ab79557ed1f5010a8739c3996490d18828578822019bed3193e3dec01ac6c1523221d0fda5dba5adcfaf1b97c

    • SSDEEP

      24576:ZEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZV:Sfot

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks