Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18/02/2025, 03:44

General

  • Target

    f4162f8436456a522c5036498d31aa30047da021fa1b56933ffb26f0ca59161e.msi

  • Size

    2.0MB

  • MD5

    40b91f7289d9e797d4318581af642ad8

  • SHA1

    cdd3e3704406a9ab7c0e4df1070298a89e2cf56a

  • SHA256

    f4162f8436456a522c5036498d31aa30047da021fa1b56933ffb26f0ca59161e

  • SHA512

    f359a035c8d71830f8beb828500112c6407ce6168d54f7cfdad332c9f1724f31c9639f3ffa342b1c4e2c9056a4777c8245a4a013d393e17ad5cd61ea053c6bd4

  • SSDEEP

    24576:Bt9cpVDhL6XurwruA+tu/KBm/jQBgk59EututUOan1C:2pRhOMHA+tu/KZ5EukTan0

Malware Config

Extracted

Family

metastealer

C2

kagkimuoakomksww.xyz

cwikwiiisuyqymso.xyz

qgimwqowkmuicoos.xyz

kuueskmwqmwoocuq.xyz

eaeueussigokssqg.xyz

eoyqkgcyoesysssk.xyz

ocmmqamiyucswwik.xyz

eimemucysaammomg.xyz

iwomsoekyisuymws.xyz

mqykiccmwokeumes.xyz

iqqcgqqseysecuum.xyz

iqmoyikmqymsmcwm.xyz

aseuqoqgaueaymyo.xyz

wycuamkomemmigmy.xyz

ceiyeqaoscmsamim.xyz

skcqkaykccckqyam.xyz

kaycmqwocuyyuqyg.xyz

mqssyaeoeeucegqy.xyz

ywqamawcqumaqiyq.xyz

skscsegicyqikqww.xyz

Attributes
  • dga_seed

    12914

  • domain_length

    16

  • num_dga_domains

    10000

  • port

    443

Signatures

  • Meta Stealer

    Meta Stealer steals passwords stored in browsers, written in C++.

  • MetaStealer payload 1 IoCs
  • Metastealer family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Modifies file permissions 1 TTPs 1 IoCs
  • 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 10 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 54 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 30 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\f4162f8436456a522c5036498d31aa30047da021fa1b56933ffb26f0ca59161e.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1228
  • 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:2828
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 2EF1711C4E344251FC17A449B15EDCA1
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2144
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-c3dc5a51-03f7-436d-bb40-ee3e548cfb9e\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:2004
      • C:\Windows\SysWOW64\EXPAND.EXE
        "C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files
        3⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:1092
      • C:\Users\Admin\AppData\Local\Temp\MW-c3dc5a51-03f7-436d-bb40-ee3e548cfb9e\files\setup8812.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-c3dc5a51-03f7-436d-bb40-ee3e548cfb9e\files\setup8812.exe" /VERYSILENT /VERYSILENT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2572
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Microsoft\Windows\search.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1628
        • C:\Windows\SysWOW64\systeminfo.exe
          systeminfo
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers system information
          PID:1336
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2964
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005CC" "00000000000004DC"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:3048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MW-c3dc5a51-03f7-436d-bb40-ee3e548cfb9e\files.cab

    Filesize

    1.7MB

    MD5

    1c6ffe50bcd189de2f30801d653e9285

    SHA1

    52553820e9b9e6d2e6d7f49844d15f68ed2ef3b4

    SHA256

    4015e1013aa8a1a0379b265bd97dc3cbb21afa91a568c0128e4b3d03d0945e0a

    SHA512

    77d21e563d1224e298afa3a121dd83e1f995838c5117b4c12554b707975e9f4512a86f0497be406b0eb809863cbe0aa342fd7a44cf2480ba9d50643d5105539e

  • C:\Users\Admin\AppData\Local\Temp\MW-c3dc5a51-03f7-436d-bb40-ee3e548cfb9e\msiwrapper.ini

    Filesize

    1KB

    MD5

    f2e6925745f74fa215f9186c4362e69e

    SHA1

    db176ffb53cceb5fddd432a9f4f7e80fc60a24ae

    SHA256

    fe0cb69e4926b052b0330186099d10f654e1ede9382c7b627264503a961f7038

    SHA512

    82ae7ae4d27505130cb78d9de27dc2e7bd5ee291289b408e318d0e24236ef61311440835bee2f450868fae321e2c735b6ea84958e3cb8471b5357f6a89af0c70

  • C:\Users\Admin\AppData\Local\Temp\MW-c3dc5a51-03f7-436d-bb40-ee3e548cfb9e\msiwrapper.ini

    Filesize

    1KB

    MD5

    f34483f1e2cc3b2dbc496e53c525b7d0

    SHA1

    1e4b09e78fa41f56dc4e1c0af4a99e1c0fb5c192

    SHA256

    c9ac647b95af0051ca8fee928af95c793aaae4e7ae8c81ecc448a0902f85d74f

    SHA512

    8e960f68f244ce9dd1d967756e72b82437e097d0074e18cb6e9498f628f34e88ce08f4928660eba4ef657f252b2799cdbf7b53b2930d65c50e8c5c363304f298

  • C:\Windows\Installer\MSI59C4.tmp

    Filesize

    208KB

    MD5

    0c8921bbcc37c6efd34faf44cf3b0cb5

    SHA1

    dcfa71246157edcd09eecaf9d4c5e360b24b3e49

    SHA256

    fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

    SHA512

    ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

  • memory/2572-83-0x0000000010000000-0x0000000010738000-memory.dmp

    Filesize

    7.2MB