Overview

overview

10

Static

static

1

tmpux9gvuwm.msi

windows10-ltsc_2021-x64

10

tmpux9gvuwm.msi

windows10-2004-x64

10

tmpux9gvuwm.msi

windows11-21h2-x64

10

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, 00:56

Sharing

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General

  • Target
    tmpux9gvuwm.msi
  • Size 10.2MB
  • Sample260609-batvcsav6m
  • SHA256 bd9767ccf80f530171bddbfccd73f25679d67a34e3290f230245270ea45f02d7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
grp0003discoverybumblebeeloaderpersistenceprivilege_escalationransomware

Malware Config

Extracted

Family

  • bumblebee

Botnet

  • grp0003

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++.

    loaderbumblebee
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Badlisted process makes network request 4 IoCs

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

  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Drops file in Program Files directory 32 IoCs
  • Drops file in Windows directory 37 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • 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 18 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\tmpux9gvuwm.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3564
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • 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:1720
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:3520
      • C:\Windows\system32\msiexec.exe
        msiexec /i "C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\RVTools4.7.1.msi"
        2⤵
        • Enumerates connected drives
        • Drops file in Windows directory
        • Suspicious use of FindShellTrayWindow
        PID:1576
      • 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:112
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 18BFC3735D54E20B39E0B9C08E5C708D C
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        PID:2864
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 8C616C7220A62D5639728DB57FC7385E E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:4856
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:4980

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e592dfd.rbs
          • Path C:\Config.Msi\e592dfd.rbs
          • Size 7KB
          • SHA256 3d1b5b31793b5bb99e23db8d87b88549cd55508bd88decb097e70af34657ff0e
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e592e00.rbs
          • Path C:\Config.Msi\e592e00.rbs
          • Size 19KB
          • SHA256 1f525a312f96d0c695b6df84b80161c023fd513baca15678c5035687d2baf621
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

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

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

          357F04AD41BCF5FE18FCB69F60C6680F_33E4C7534F38E75439A639B049B41DA3
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\357F04AD41BCF5FE18FCB69F60C6680F_33E4C7534F38E75439A639B049B41DA3
          • Size 536B
          • SHA256 3ee49386d80916ff077b257acf0bca4ae35965114c30715765f60899242b4f9c
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Size 536B
          • SHA256 1db14df4d669f9075ba09593bd563ffb4aa2eaf7beb8645de7fc775f161c0ff9
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          RVTools4.7.1.msi
          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\RVTools4.7.1.msi
          • Size 8.0MB
          • SHA256 0506126bcbc4641d41c138e88d9ea9f10fb65f1eeab3bff90ad25330108b324c
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

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

          version.dll
          • Path C:\Users\Admin\AppData\Local\Temp\ApplicationInstallationFolder_11\version.dll
          • Size 3.4MB
          • SHA256 96480ef5ccfa8fcb0646538c440103d97ab741ed83f4c2bcb7b4717569f88770
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e592dfc.msi
          • Path C:\Windows\Installer\e592dfc.msi
          • Size 10.2MB
          • SHA256 bd9767ccf80f530171bddbfccd73f25679d67a34e3290f230245270ea45f02d7
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          MSI31F3.tmp
          • Path C:\Windows\SystemTemp\MSI31F3.tmp
          • Size 285KB
          • SHA256 f74c97b1a53541b059d3bfafe41a79005ce5065f8210d7de9f1b600dc4e28aa0
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          metadata-2
          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.6MB
          • SHA256 bf145f219c716226cef7e0a75717b56320a8b5e056b30d4c8ce2cef34a7382ec
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          {b93341f6-c062-449a-95e6-d862632d10b7}_OnDiskSnapshotProp
          • Path \??\Volume{a56ea927-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{b93341f6-c062-449a-95e6-d862632d10b7}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 a7ebffe039eb9adaba8e6681699bf33072516faf08c670da3ff88c25e9c2e0bd
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/112-50-0x0000000002E90000-0x000000000363E000-memory.dmp
          Download

          memory/112-56-0x0000000002E90000-0x000000000363E000-memory.dmp
          Download

          memory/112-57-0x0000000002E90000-0x000000000363E000-memory.dmp
          Download