Overview

overview

10

Static

static

10

software.exe

windows7-x64

10

software.exe

windows10-2004-x64

10

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General

  • Target

    software.exe

  • Size

    588KB

  • Sample

    240720-jpan2ashlq

  • MD5

    e7448d342d7e89f6fa442e0e1dc93c08

  • SHA1

    4b42759041cb3a27318d063af1c9c1c8d35c6ef4

  • SHA256

    897a5aba27fb713b468c4788ef1a3b8bb4d595afbeb94a3caf7ad6ee11a02361

  • SHA512

    55750a59d25a1e127010fbd6fc05d0b9e5eafb331bf22f082a5d9f9dc0e601a792805de6b016344ac8763dfbad90f9ce87f205ef1df271a28cc015345d31f435

  • SSDEEP

    6144:cr9iJVLaPXguyOiMV7BoV/q+qbJu2hTMKZwHNsp+l3QiiWKO+LL:haMOTV7BoVi+qbJueTRZn+l3QiOn

Score
10/10
chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

Malware Config

Targets

    • Target

      software.exe

    • Size

      588KB

    • MD5

      e7448d342d7e89f6fa442e0e1dc93c08

    • SHA1

      4b42759041cb3a27318d063af1c9c1c8d35c6ef4

    • SHA256

      897a5aba27fb713b468c4788ef1a3b8bb4d595afbeb94a3caf7ad6ee11a02361

    • SHA512

      55750a59d25a1e127010fbd6fc05d0b9e5eafb331bf22f082a5d9f9dc0e601a792805de6b016344ac8763dfbad90f9ce87f205ef1df271a28cc015345d31f435

    • SSDEEP

      6144:cr9iJVLaPXguyOiMV7BoV/q+qbJu2hTMKZwHNsp+l3QiiWKO+LL:haMOTV7BoVi+qbJueTRZn+l3QiOn

    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

    • 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)

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks