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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
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/11/2024, 14:21

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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 (334) 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
  • 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:2316
    • C:\ProgramData\E89A.tmp
      "C:\ProgramData\E89A.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:2008
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\E89A.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2088
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x14c
    1⤵
      PID:2864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-1488793075-819845221-1497111674-1000\BBBBBBBBBBB
      Filesize

      129B

      MD5

      dd68a037df3aaea13593e0176250b58b

      SHA1

      074fce5553f1acd0f7cbe39b645e084d1fd38c8b

      SHA256

      c4f6e728b05ed869cdb7aabb6831009b148642ddb2199161e90fc8666c8c1dad

      SHA512

      c1b5f6f823958dfd8a5af8be99c60f2ba923ddb5521fd0e229995522fdeb35f2892bb9396aa1d33e9496bfe105abd0382b5af0abdec61ff63db7f499f8e468b9

      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

      b570f512af381358d2371272a1ba4f1e

      SHA1

      4ee203677ab476d4c3882bf208a07acb3625fff3

      SHA256

      5dc8148d0e03d1ee3ea394ba870a21b9cb822143e4d429e5e8b03209143e19e7

      SHA512

      b70485c77a5ca10f230f5f2f7ed834ae43bf85fa094fc05d22d2ae78fcff6dc1f3167e5f250f08cac3df9f4446c52efeb7ba34eef0c31ef658bd04c74db66e13

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-1488793075-819845221-1497111674-1000\EEEEEEEEEEE
      Filesize

      129B

      MD5

      10e550900a91c8fd4d64f833d1f9f063

      SHA1

      4f208cdd307e133978d86e71bb1f6c390d2a8118

      SHA256

      05ba7048aa776b17585aee79b176bb49a03fb2daf9a377a539da4bc929f73fb4

      SHA512

      1b79beca9c10b34cd304eec112b81bba3b1d06bd03125e74e7935d96402ccc20d2c747543571f4bc21190e5cf45705459e2cd53fbc284df96c4974f6675e71ab

      Download Submit

    • \ProgramData\E89A.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • memory/2008-873-0x000000007EF20000-0x000000007EF21000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2008-872-0x000000007EF80000-0x000000007EF81000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2008-871-0x0000000002220000-0x0000000002260000-memory.dmp

      Filesize

      256KB

      Download

    • memory/2008-870-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2008-903-0x000000007EF60000-0x000000007EF61000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2008-902-0x000000007EF40000-0x000000007EF41000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2316-0-0x0000000000CB0000-0x0000000000CF0000-memory.dmp

      Filesize

      256KB

      Download