Overview

overview

10

Static

static

10

Lockbit-Ra...er.exe

windows7-x64

9

Lockbit-Ra...er.exe

windows10-2004-x64

9

Lockbit-Ra...er.exe

windows7-x64

9

Lockbit-Ra...er.exe

windows10-2004-x64

9

Lockbit-Ra...en.exe

windows7-x64

9

Lockbit-Ra...en.exe

windows10-2004-x64

9

Lockbit-Ra...ME.vbs

windows7-x64

1

Lockbit-Ra...ME.vbs

windows10-2004-x64

1

Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2024 14:48

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General

  • Target

    Lockbit-Ransomware-Builder-main/KeyGen.exe

  • Size

    146KB

  • MD5

    39c9477cf131ca5ccc05c8871c0e10e6

  • SHA1

    07b2581b2cb41053d09c4bb896aaabc1d28f2a7b

  • SHA256

    939281eac1c6e5aa2e4238a1e545e67b2609c15f517474b2a5133bb64fe9c1eb

  • SHA512

    689fd585232031f746b1573d3ed66ac329420611d4e1092ce6952b49ab0c168091726bd02189a4e183d1196ced4f51953e4eb25a5219a36f86d8f6761da9f129

  • SSDEEP

    1536:xzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDqk3sA9atm8z+L8QBfuSoyAMjwT:KqJogYkcSNm9V7D7352v+L8DnyAewT

Score
9/10
defense_evasiondiscoveryransomwarespywarestealer

Malware Config

Signatures

  • Renames multiple (341) files with added filename extension

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

    ransomware
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Drops desktop.ini file(s) 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

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

    defense_evasion
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies Control Panel 2 IoCs
    evasion
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Lockbit-Ransomware-Builder-main\KeyGen.exe
    "C:\Users\Admin\AppData\Local\Temp\Lockbit-Ransomware-Builder-main\KeyGen.exe"
    1⤵
    • Loads dropped DLL
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2052
    • C:\ProgramData\11EB.tmp
      "C:\ProgramData\11EB.tmp"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:336
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\11EB.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:628
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x154
    1⤵
      PID:1232

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-3692679935-4019334568-335155002-1000\BBBBBBBBBBB
      Filesize

      129B

      MD5

      de327a9b7ed914bb9807b29c585283b0

      SHA1

      fd2abe92273ea3100a9057f402264e65241a669f

      SHA256

      77a1c682cbf8a619ae4ccfcd2d27f8cbc7ad8801cad7d6295c41b54daf1a038a

      SHA512

      531627c58a02b19a7ba52c02c2b9bd2975f7cf90a0a389f2c5fa1a348d669a10c86069877a2f2006960b90bdece5358a3744521e3ff9af9fa198317a6c862ada

      Download Submit

    • C:\1pvSvxmZY.README.txt
      Filesize

      348B

      MD5

      9810eed5ecd966874ebeb398ac6531ed

      SHA1

      17d2e2bc15df652734b79185cb323e652559fd6a

      SHA256

      53183e5ed0cf42bed46b17c9dcc92ea49737bb57dce34f1e20675a913796566e

      SHA512

      b26ca61461ed8b09f037e33d209cd0a22959b89e3e7895e057f544010fd5ae037e4fa76311763c121cd6e8b3050de22fa7d2163b4d9cf40585e14f5024e0cb79

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\Lockbit-Ransomware-Builder-main\DDDDDDDDDD
      Filesize

      146KB

      MD5

      ee3ecfa79fa54d474111a0d183a3c446

      SHA1

      2a8630a6606cb0cb753fb2d615cf139287b048bc

      SHA256

      7289be5eaa93b4029ab64fac67b759d885ab1e5c1b1680e9fd707ae227243e04

      SHA512

      82ee495918c4890d8fd3c2988f8099c35130e84dc9da159063dc7fdb1ca953fd074738b4f243fb59a281510963c9f9e9ecb50dc691f52dd0334e6ac5a6ecbe13

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-3692679935-4019334568-335155002-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      57e55ba29a55d2a924a7fcc705dab8cd

      SHA1

      6ddbeff0c138abed27d76bdb680e2011d85f5167

      SHA256

      3d275039e7bd5f8e27a7045eab07aa8a08da34dba964a4f9e00f7b41457abc12

      SHA512

      8ef9968987b5050cb693082332f81a87ba3ca79ad76c62ed588f5e0dbaeb325e91ec07fc0e18acc8236db8f75ee57b9ddbb80fecff0ace6c1547254308f07ec7

      Download Submit

    • \ProgramData\11EB.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • memory/336-868-0x0000000000401000-0x0000000000404000-memory.dmp

      Filesize

      12KB

      Download

    • memory/336-869-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/336-871-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

      Download

    • memory/2052-0-0x0000000000320000-0x0000000000360000-memory.dmp

      Filesize

      256KB

      Download