Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    09/06/2026, 01:00

General

  • Target
    tmpp7rc_rgi.msi
  • Size 2.9MB
  • Sample260609-bctmdaav7q
  • SHA256 8f424f4d327cb1032a0d6679d6d42ac44614131ecabd544244d03808c8b32e30
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • bumblebee

Botnet
  • grp0004

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++.

  • Detected Nirsoft tools 1 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Badlisted process makes network request 4 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 12 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 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 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\tmpp7rc_rgi.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4232
  • 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:3268
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:5204
      • 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:3452
      • C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WNetWatcher.exe
        "C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WNetWatcher.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: GetForegroundWindowSpam
        PID:4500
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:1936

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e585c84.rbs

          • Path C:\Config.Msi\e585c84.rbs
          • Size 7KB
          • SHA256 284ff61600d9618d16e14596b3d72b2595b06f28315a5d25fa06eb2277910aa6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          357F04AD41BCF5FE18FCB69F60C6680F_33E4C7534F38E75439A639B049B41DA3

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\357F04AD41BCF5FE18FCB69F60C6680F_33E4C7534F38E75439A639B049B41DA3
          • Size 1KB
          • SHA256 8107f3734104ae370f8a04944454b29d93beef7fbf47d442cad385ee8709ea68
          • MD5 SHA1 SHA512 TLSH

          9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Size 1KB
          • SHA256 972e428c144b832ee495097b5de6d23fccf63d85ecb5726e7f4868570d6b9c9b
          • MD5 SHA1 SHA512 TLSH

          357F04AD41BCF5FE18FCB69F60C6680F_33E4C7534F38E75439A639B049B41DA3

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\357F04AD41BCF5FE18FCB69F60C6680F_33E4C7534F38E75439A639B049B41DA3
          • Size 536B
          • SHA256 25e5c938903f044c6244c963d27edb5211fb9c5bc35a756a76481a5f5b5c5bab
          • MD5 SHA1 SHA512 TLSH

          9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Size 536B
          • SHA256 f82792a8d42f68801ec58195768031c067a2344ede7f12af4a10a7a1360fe32e
          • MD5 SHA1 SHA512 TLSH

          VERSION.dll

          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\VERSION.dll
          • Size 2.7MB
          • SHA256 a09923899b318848d44dc706ccc1d3489a383b9af0921351134d14a152a7925b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          WNetWatcher.cfg

          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WNetWatcher.cfg
          • Size 295B
          • SHA256 9ff3514f64738e6b7472c51affbb21f90c6f0b7d219bd57a818fcfaa5866d6a4
          • MD5 SHA1 SHA512 TLSH

          WNetWatcher.cfg

          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WNetWatcher.cfg
          • Size 295B
          • SHA256 55a62bb0d50da0ba915b4145c812ec4a625a75af874459850efbf02ff63e8471
          • MD5 SHA1 SHA512 TLSH

          WNetWatcher.cfg

          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WNetWatcher.cfg
          • Size 295B
          • SHA256 475f8518406dcd8a5e7f107358cc2e743150a3a7cb19ef2cde0e85a197ad6507
          • MD5 SHA1 SHA512 TLSH

          WNetWatcher.cfg

          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WNetWatcher.cfg
          • Size 295B
          • SHA256 29a0661c04619aa21d67a9c03b5920657df991f514ae25eff94b061fbd7c5297
          • MD5 SHA1 SHA512 TLSH

          WNetWatcher.exe

          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\WNetWatcher.exe
          • Size 1.3MB
          • SHA256 885dd208cd794ff755e15de13ca2918b2a60bfb98d4449216e774929bb21a583
          • 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

          e585c83.msi

          • Path C:\Windows\Installer\e585c83.msi
          • Size 2.9MB
          • SHA256 8f424f4d327cb1032a0d6679d6d42ac44614131ecabd544244d03808c8b32e30
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.6MB
          • SHA256 ae37aff9e9cb1988331eab4acef560205528cbf28c9f7bfa0b29985c4d8537bf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {edbcc02a-f2c9-440f-92cb-588156bff828}_OnDiskSnapshotProp

          • Path \??\Volume{731567b7-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{edbcc02a-f2c9-440f-92cb-588156bff828}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 b9a7e7d6527501bb72c6008c69aeffb961345fa3e978acadcd4e6f1562cf19e2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/3452-97-0x0000000002EA0000-0x000000000364E000-memory.dmp

          memory/3452-98-0x0000000002EA0000-0x000000000364E000-memory.dmp

          memory/3452-44-0x0000000002EA0000-0x000000000364E000-memory.dmp