Overview

overview

10

Static

static

10

315d043b99...13.exe

windows7-x64

9

315d043b99...13.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    d27b559ed86eae5b135acae621d59c976102ca538ca16470a7bca76106824c27

  • Size

    93KB

  • Sample

    240818-dm47zavepr

  • MD5

    e235430be8eab293f1875debf5c4763c

  • SHA1

    6e1554846d507392daf2928c1b37225408631a48

  • SHA256

    d27b559ed86eae5b135acae621d59c976102ca538ca16470a7bca76106824c27

  • SHA512

    8f635affdf6554846e9a2365461545f77bd80e38c2f3acff0fdd10e0b1926f0a2de21600e5f0a43e8c9c86d93a598014902583fb9d112a6f006ac8bf963dd98c

  • SSDEEP

    1536:SeZJ9CEvPSHpbwB+tZA3R/KRWj2Q7PHpdfCgRxrOuvgFy3e23bUEOdKLrFfsISB:F9CYPSuwYR/KR42aJB7RJjNrUkMB

Score
10/10
lockbitdefense_evasiondiscoveryransomwarespywarestealer

Malware Config

Targets

    • Target

      315d043b99f988ce9d9f69d7225292eb44623a97c1a029933b62ede699fa9f13.exe

    • Size

      146KB

    • MD5

      6edfb62405f50d7fb16882ca9b16ed36

    • SHA1

      73c346267e9527ca5886bf8a90b77f9ebceb58fe

    • SHA256

      315d043b99f988ce9d9f69d7225292eb44623a97c1a029933b62ede699fa9f13

    • SHA512

      b3ea04a001c846af5d93435db055986a448fc5d01e86a9292937ce085609b653d41719111d2d031c8b6694eb01d5856e86f9e1a65e8cdc43af51a8ed3d370d2f

    • SSDEEP

      3072:PqJogYkcSNm9V7DGoNK696RTpfnEsCygHQlyT:Pq2kc4m9tDHNK6UlJ9CyN

    Score
    9/10
    defense_evasiondiscoveryransomwarespywarestealer

    • Renames multiple (350) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • 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)

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

      defense_evasion

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks