Overview

overview

10

Static

static

10

2024-05-04...ry.exe

windows7-x64

10

2024-05-04...ry.exe

windows10-2004-x64

10

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General

  • Target

    2024-05-04_020c5307d570d76472c4bb2c757b7a3b_destroyer_wannacry

  • Size

    83KB

  • Sample

    240504-vyvaksfd74

  • MD5

    020c5307d570d76472c4bb2c757b7a3b

  • SHA1

    7f84117a45516469715fe2a467e0edc70e8ae13a

  • SHA256

    f8c0182bb665ec50b41f28e1cb5e6976a06ef2fa5a44ea2ff3a5dbe433d3e003

  • SHA512

    3045b2c373212e2f6cbb0902242530fc12de9e8e6cc0d407465a1a6ea93d9d80cf4c0527dc6b82850f318fa567a13aecc6d6e98c991cf429d455c6348ce8f8e9

  • SSDEEP

    1536:c3kIw9w9r9S3ok16/1X0Sfq2TLiqq9Xs20TIbhm3NY/fU+Ht+CvWQ90:c3k1w9r9S4k6dTSsXcbhm3NYkSt+Cvra

Score
10/10
chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

Malware Config

Targets

    • Target

      2024-05-04_020c5307d570d76472c4bb2c757b7a3b_destroyer_wannacry

    • Size

      83KB

    • MD5

      020c5307d570d76472c4bb2c757b7a3b

    • SHA1

      7f84117a45516469715fe2a467e0edc70e8ae13a

    • SHA256

      f8c0182bb665ec50b41f28e1cb5e6976a06ef2fa5a44ea2ff3a5dbe433d3e003

    • SHA512

      3045b2c373212e2f6cbb0902242530fc12de9e8e6cc0d407465a1a6ea93d9d80cf4c0527dc6b82850f318fa567a13aecc6d6e98c991cf429d455c6348ce8f8e9

    • SSDEEP

      1536:c3kIw9w9r9S3ok16/1X0Sfq2TLiqq9Xs20TIbhm3NY/fU+Ht+CvWQ90:c3k1w9r9S4k6dTSsXcbhm3NYkSt+Cvra

    Score
    10/10
    chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Detects command variations typically used by ransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Drops desktop.ini file(s)

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks