Overview

overview

10

Static

static

10

105912c999...98.exe

windows7-x64

10

105912c999...98.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    18-09-2024 14:10

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General

  • Target

    105912c9995a1d718c5442349d2cc4bb99426f75ff34554cdfd9a7272eeca398.exe

  • Size

    146KB

  • MD5

    a5f2eeb4c5cbb2c2ff3b103e304c4a37

  • SHA1

    604025da6efc564ae2b3b92c33eb3a2995ca81a4

  • SHA256

    105912c9995a1d718c5442349d2cc4bb99426f75ff34554cdfd9a7272eeca398

  • SHA512

    96e766e4f3aefacada98a5336320db9d26c5d7d5d150125183e5415786b57d46b3383880910cfbdcd0928960d4abcaeba19c0854b0fb4a863391f0b13617bf4e

  • SSDEEP

    1536:NzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDrZ5bKzpnSPyZxedH4UnFgDXv0R:eqJogYkcSNm9V7DmSPNHnFsvCT

Score
10/10
defense_evasiondiscoveryransomwarespywarestealer

Malware Config

Extracted

Path

C:\RCl10Ol9q.README.txt

Ransom Note
~~~ LockBit Black Ransomware Since 2024~~~ >>>> Your data are stolen and encrypted Price = 2000 $ Bitcoin = 328N9mKT6xFe6uTvtpxeKSymgWCbbTGbK2 Email = [email protected] Email = [email protected] >>>> What guarantees that we will not deceive you? We are not a politically motivated group and we do not need anything other than your money. If you pay, we will provide you the programs for decryption and we will delete your data. Life is too short to be sad. Be not sad, money, it is only paper. If we do not give you decrypters, or we do not delete your data after payment, then nobody will pay us in the future. Therefore to us our reputation is very important. We attack the companies worldwide and there is no dissatisfied victim after payment. >>>> Your personal DECRYPTION ID: WERTYFG34A48MK4D6D525F3F372263313 + ID Number.README.txt >>>> Warning! Do not DELETE or MODIFY any files, it can lead to recovery problems! >>>> Warning! If you do not pay the ransom we will attack your company repeatedly again!
Wallets

328N9mKT6xFe6uTvtpxeKSymgWCbbTGbK2

Signatures

  • Renames multiple (8938) 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 2 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
  • Drops file in Program Files directory 64 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
  • Suspicious behavior: EnumeratesProcesses 64 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\105912c9995a1d718c5442349d2cc4bb99426f75ff34554cdfd9a7272eeca398.exe
    "C:\Users\Admin\AppData\Local\Temp\105912c9995a1d718c5442349d2cc4bb99426f75ff34554cdfd9a7272eeca398.exe"
    1⤵
    • Loads dropped DLL
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\ProgramData\4ECC.tmp
      "C:\ProgramData\4ECC.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:3060
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\4ECC.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:688
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x14c
    1⤵
      PID:2976

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-3434294380-2554721341-1919518612-1000\desktop.ini
      Filesize

      129B

      MD5

      9785d36147a441c7a0ce3c63d4e363a7

      SHA1

      cb3b5bbfd4356b1d6763e357d79378699cd07029

      SHA256

      c513027cd6415ff218439a2ff44d1548973a9737ca300d42ed82046ab68f674d

      SHA512

      0cfeaf37cc25375cbac42efd6caa8024fd5295a81016983024dfb0f80f36fe0064f4c8cccde57f59da980e99a76259556c490b98e00a38326b0f7822d9ff68af

      Download Submit

    • C:\RCl10Ol9q.README.txt
      Filesize

      1KB

      MD5

      6c20c5b93268232ba3bcb18e6dd215af

      SHA1

      2008645dde0884ad7bed5732a4005968472e7ca2

      SHA256

      ce7e57b1ee943eeb6ec10d4556da9b16f2cb02401109d60590bb8f78ddbde478

      SHA512

      4a2465070eff7a0e3d99fe137634f2a7768f5df383f4b10fb00f214c40f4843e0712c117c1b0e422ce7650d3ae04e5d1b4993b7029f3007a52fb68e408a1346c

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
      Filesize

      146KB

      MD5

      e3ce527aa6cbf372c9413d795ac1ce2b

      SHA1

      7c4569e81f8844bd449206547ff71162fd4db6a7

      SHA256

      fdae0acce45b865ae463a843687b4ab886a37c6e68c2cc2690f5e2c6c8da40e9

      SHA512

      8e852a561e88a49c228c8877af003a40ce807a4ec2ab85d1f4e67c7c7ff2f64ed1770bb2625cd3fe3bf39e816f2dc34ac80211a2d1a0ec49f52aa4e3e8e9a1cb

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-3434294380-2554721341-1919518612-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      1929ea3ceff3aed87ded0feca360b0c2

      SHA1

      9301f1f5c258bd786014b522d77508c61fd4a6b1

      SHA256

      fd6d5f96537f0e4ecb1bc26010086ad82d509c7c5eecbce13d92beab8957edc3

      SHA512

      36aaa431ad1265f0c4fca211d30447eeb30f4e800eff195568f1b961db2045fb0816763e38835758026a624d8a1556add73569919f5632577bd09124e6ce83af

      Download Submit

    • \ProgramData\4ECC.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • memory/1864-0-0x00000000000E0000-0x0000000000120000-memory.dmp

      Filesize

      256KB

      Download

    • memory/3060-12890-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

      Filesize

      4KB

      Download

    • memory/3060-12892-0x0000000000330000-0x0000000000370000-memory.dmp

      Filesize

      256KB

      Download

    • memory/3060-12894-0x000000007EF20000-0x000000007EF21000-memory.dmp

      Filesize

      4KB

      Download

    • memory/3060-12893-0x000000007EF80000-0x000000007EF81000-memory.dmp

      Filesize

      4KB

      Download

    • memory/3060-12924-0x000000007EF60000-0x000000007EF61000-memory.dmp

      Filesize

      4KB

      Download

    • memory/3060-12923-0x000000007EF40000-0x000000007EF41000-memory.dmp

      Filesize

      4KB

      Download