Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 13:39

General

  • Target
    tmpmn71avli.msi
  • Size 3.7MB
  • Sample260522-qx2wtaez9z
  • SHA256 281e07af77e1ff21140a7102c3cf8802dff96e670c8c3c73b8250d487a5196ed
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • bumblebee

Botnet
  • err111

Attributes
  • dga

    19ak90ckxyjxc.life

    o2u1xbm9xoq4p.life

    9b10t4vyvx6b5.life

    9nl2a1qma4swd.life

    gc9fctjq62t2e.life

    apsgw881ol7rs.life

    rmqa3jodwcmgd.life

    85ur7zivhczam.life

    evzftxl2qjfj4.life

    cp2br7osw928r.life

    lhunevjdxw5kz.life

    jbrprj8im7aia.life

    rdg0u5n7237r5.life

    xwn7sukhzhbqv.life

    8vh7uizstjhnb.life

    u8karkeeu2qtj.life

    j34duklow92k3.life

    8sg769rvpe1lp.life

    inkja7hekgcuv.life

    r4a4n001s7uhi.life

    r976ptnxbh52l.life

    tv9jc206cpnyd.life

    xf30997j6tp8z.life

    nl2jkkuqs8efp.life

    5395dg0j4h79n.life

    v30ty639krk3p.life

    oknzqkp6ph302.life

    rlq13ng659buz.life

    ey9n44bwtmjaw.life

    trtiqjiry7k05.life

  • dga_seed

    7941704092191845612

  • domain_length

    13

  • num_dga_domains

    300

  • port

    443

  • tld

    .life

rc4.plain

Signatures

  • Family: BumbleBee

    BumbleBee is a loader malware written in C++.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 5 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 8 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 15 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\tmpmn71avli.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2236
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4732
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:4844
      • C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\icardagt.exe
        "C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\icardagt.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1868
      • C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WinMTR.exe
        "C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WinMTR.exe"
        2⤵
        • Executes dropped EXE
        • Modifies data under HKEY_USERS
        • Suspicious use of SetWindowsHookEx
        PID:3852
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:3924

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e58c6c7.rbs

          • Path C:\Config.Msi\e58c6c7.rbs
          • Size 7KB
          • SHA256 a8fa435d3bfa3ea897d3509548af40201c431953f23560bb1ca042b1170be957
          • MD5 SHA1 SHA512 SSDEEP TLSH

          357F04AD41BCF5FE18FCB69F60C6680F_294A8EEDC8F219B9EE9324837BE98CF8

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\357F04AD41BCF5FE18FCB69F60C6680F_294A8EEDC8F219B9EE9324837BE98CF8
          • Size 1KB
          • SHA256 f45b70ae78837622f7f745587ff4159dc38b690360c7804eb6ab6aadfdff3dad
          • MD5 SHA1 SHA512 TLSH

          9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Size 1KB
          • SHA256 a593f4bb1ebbb8ca537251e9095b307bde031ac30b4a348c94e5bfa0b09240be
          • MD5 SHA1 SHA512 TLSH

          357F04AD41BCF5FE18FCB69F60C6680F_294A8EEDC8F219B9EE9324837BE98CF8

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\357F04AD41BCF5FE18FCB69F60C6680F_294A8EEDC8F219B9EE9324837BE98CF8
          • Size 536B
          • SHA256 c940d0a9615d23062da5e670f9167fe39a4c583f576e3e3a2ea9f4e7bd59bd63
          • MD5 SHA1 SHA512 TLSH

          9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Size 536B
          • SHA256 a87c9090b17d8bd44265b790b1045c5c5a0ab5624b28044f1db8c7fe472d3308
          • MD5 SHA1 SHA512 TLSH

          VERSION.dll

          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\VERSION.dll
          • Size 3.1MB
          • SHA256 12a6ed8bc832cd5aca2135bdfdd7af1064370b5c121e14342b42025df706b9f1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          WinMTR.exe

          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WinMTR.exe
          • Size 2.3MB
          • SHA256 9ad74a0f18ce39a0d92a9dabc6ef7ebb2aebf1471ed868f14e183faf0123eb87
          • MD5 SHA1 SHA512 SSDEEP TLSH

          icardagt.exe

          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\icardagt.exe
          • Size 1.3MB
          • SHA256 473d17e571d6947ce93103454f1e9fe27136403125152b97acb6cad5cc2a9ac7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          e58c6c6.msi

          • Path C:\Windows\Installer\e58c6c6.msi
          • Size 3.7MB
          • SHA256 281e07af77e1ff21140a7102c3cf8802dff96e670c8c3c73b8250d487a5196ed
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 a0e3fe8ed05b55525f06fe2c154049d7d5d59c68c18ebd73c9251f26af0e6689
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {5cc2700c-1285-4444-9183-6331b33154a5}_OnDiskSnapshotProp

          • Path \??\Volume{63ef4f52-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{5cc2700c-1285-4444-9183-6331b33154a5}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 d4ce772a26ef4ba108a1571993e35f79e99df51ee76abfcbce8a568d614c9558
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1868-43-0x00000000031E0000-0x000000000391F000-memory.dmp

          memory/1868-49-0x00000000031E0000-0x000000000391F000-memory.dmp

          memory/1868-52-0x00000000031E0000-0x000000000391F000-memory.dmp