Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2024 09:24

General

  • Target

    Midjourney.msi

  • Size

    2.6MB

  • MD5

    c962d866683ba35349a00a70e9c759b4

  • SHA1

    8527e1ab0068df818d5bc991bca0e12c442912c1

  • SHA256

    c26344bfd07b871dd9f6bd7c71275216e18be265e91e5d0800348e8aa06543f9

  • SHA512

    e05e172dc1c0b5feca7ca894d75790e1ceb1cf0f006d90ea6950041fadb14cec9503b628a09584a3bca21459618cc7ed7dd0b603572cdf5442391c74af5a68fb

  • SSDEEP

    49152:qrE0kuqES58NtvUBJrM6WZrws4neyy/MikYHBoHOUGx:MkufFh6W5wvneyyUPgBi

Malware Config

Extracted

Family

bumblebee

Botnet

msi

Attributes
  • dga

    tvx1ovdepj8.life

    acgr6r8zdot.life

    ilofx941igp.life

    8x2apo5m7ri.life

    x9yrzer0ndt.life

    93j4v4jopzd.life

    ameagxzo2f7.life

    nyy41uibsv5.life

    ru4jvijdytq.life

    l9t6r0y6cvi.life

    f4vb9n3tdvh.life

    9do3mcejztt.life

    pxu1ajsdhqr.life

    7exy2b231n2.life

    vu5b47m18jn.life

    6mnudp7zj73.life

    p5047yjrb8q.life

    d0xtxp89bb9.life

    ygo9u1fkwux.life

    fig3gj0v6qe.life

    38f5wvwwn7o.life

    txgogs9p8a1.life

    uyn0icgx1kv.life

    2z1ls31az7s.life

    0cc2z8zrnhf.life

    fsr2hskx44p.life

    du19ek78tjw.life

    234ct3lkozp.life

    he8fq4k8d3w.life

    7ewh8ltr7il.life

  • dga_seed

    1.0163655285949564e+18

  • domain_length

    11

  • num_dga_domains

    100

  • port

    443

rc4.plain

Signatures

  • BumbleBee

    BumbleBee is a loader malware written in C++.

  • Blocklisted process makes network request 7 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Windows directory 10 IoCs
  • Loads dropped DLL 11 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • 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.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 10 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\Midjourney.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1624
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2756
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding DC1353DA6446ACB49FF1032BBC4BBC74 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:4696
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:1696
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding AEE4700DBBAF421D1EDD3CD310CFFB5D
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2256
      • C:\Windows\System32\MsiExec.exe
        "C:\Windows\System32\MsiExec.exe" /Y "C:\ProgramData\BDncqpUxZl.dll"
        2⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        PID:4908
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:1356

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\BDncqpUxZl.dll

      Filesize

      2.1MB

      MD5

      40ee908eff9418d1cbcb36ea516ca34e

      SHA1

      e13e947f3ce59a2a58ce09c2d8888053d685fa44

      SHA256

      7df703625ee06db2786650b48ffefb13fa1f0dae41e521b861a16772e800c115

      SHA512

      eedae343bf53411aa9a64e0f6ae9ee1ac15b6cdc02d94894604974e5d0ffcafc56f9df9afa368cab38a017785e559d75bb9dea95bffc78088048cf3b1ec7d639

    • C:\Users\Admin\AppData\Local\Temp\MSI81D2.tmp

      Filesize

      816KB

      MD5

      aa88d8f40a286b6d40de0f3abc836cfa

      SHA1

      c24eab9e4b10b159b589f4c3b64ef3db111ea1c8

      SHA256

      8d633efeda1249356b11bf8f46583242356e4f903056b53bd25a99511d1790a1

      SHA512

      6c2f2f6a2d66015f30158962d653e381136f0f30023380a0ce95bd0944d856113fbde65db52dbb3b5de1c0e2edf2cd53184e721c64b916834be4198c61224519

    • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

      Filesize

      23.7MB

      MD5

      4215ac3b7530f11919f905cb4039a709

      SHA1

      dadb74849c2dc1a2ada4db1366b947fa59cab0f5

      SHA256

      df6387e786d75c37af356c11c5d631d898dd9216095eb726ccb93f832c31bb0b

      SHA512

      6425304418d0608354309525cbc58b5b9906e998ac42b3a4bc4dec3a9811815bf00068a420ca09a9cbce04d6764eed48e814156a5216b39eaf906537d04dfa7c

    • \??\Volume{848480a2-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{e57fadcd-e8db-4c54-9753-b4149025efcd}_OnDiskSnapshotProp

      Filesize

      6KB

      MD5

      7af1928ed111f36a70cdfcd323468c62

      SHA1

      df26f2dd90865a3ff54c4c916a7bdd20545d24dc

      SHA256

      00244063588711cb7f21864a77ad9b17df3aa7ba52b7fe64a0e8015a548fe67a

      SHA512

      4a931a7752071ec756d36e2c29198b38e729d45467d8f2d73d4baaab1c07d86a3af63bb9c9afaa60b96a09d4e95b904e3afa372603332eae77a54651e81ed930

    • memory/4908-56-0x000001AB8EFF0000-0x000001AB8F209000-memory.dmp

      Filesize

      2.1MB

    • memory/4908-57-0x000001AB8EFF0000-0x000001AB8F209000-memory.dmp

      Filesize

      2.1MB

    • memory/4908-58-0x000001AB8EFF0000-0x000001AB8F209000-memory.dmp

      Filesize

      2.1MB

    • memory/4908-55-0x000001AB8EFF0000-0x000001AB8F209000-memory.dmp

      Filesize

      2.1MB

    • memory/4908-59-0x000001AB8EFF0000-0x000001AB8F209000-memory.dmp

      Filesize

      2.1MB