Resubmissions

27-12-2021 19:46

211227-yhb1vadah9 9

26-12-2021 08:08

211226-j1tahshhdk 9

General

  • Target

    768c09ad691d4af27f50934df5879166c08c0b18abf2c1a1c8561e8589a07c91.bin.sample

  • Size

    338KB

  • Sample

    211226-j1tahshhdk

  • MD5

    b99ce03482978a861c883bb772be3b25

  • SHA1

    84ecf8f8b0de2dbb3df4b99766a84143e49eaa00

  • SHA256

    768c09ad691d4af27f50934df5879166c08c0b18abf2c1a1c8561e8589a07c91

  • SHA512

    a9261830ed6a6c93fcd6fd7c8483d917f2b4235bc9dd586eac9d10bdb6ca2872c6101ea512ecc2abc176a60afa576aa0856db25c66bc29bf81fe2a11c94875c1

Score
9/10

Malware Config

Targets

    • Target

      768c09ad691d4af27f50934df5879166c08c0b18abf2c1a1c8561e8589a07c91.bin.sample

    • Size

      338KB

    • MD5

      b99ce03482978a861c883bb772be3b25

    • SHA1

      84ecf8f8b0de2dbb3df4b99766a84143e49eaa00

    • SHA256

      768c09ad691d4af27f50934df5879166c08c0b18abf2c1a1c8561e8589a07c91

    • SHA512

      a9261830ed6a6c93fcd6fd7c8483d917f2b4235bc9dd586eac9d10bdb6ca2872c6101ea512ecc2abc176a60afa576aa0856db25c66bc29bf81fe2a11c94875c1

    Score
    9/10
    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Deletes System State backups

      Uses wbadmin.exe to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Deletes itself

MITRE ATT&CK Matrix ATT&CK v6

Execution

Command-Line Interface

1
T1059

Defense Evasion

File Deletion

3
T1107

Modify Registry

1
T1112

Discovery

Remote System Discovery

1
T1018

Impact

Inhibit System Recovery

4
T1490

Tasks