Analysis

  • max time kernel
    134s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2025, 18:40

General

  • Target

    setup4391.msi

  • Size

    1.9MB

  • MD5

    cb07e30a581656a057cd4a4e2a0044b9

  • SHA1

    3411cfa59efdadc2899d5d9b7512989cfb4b9f82

  • SHA256

    8718d3bb23a8216bc4ac54ae8f9d348a0030025bfb4163812e73ec514db6de11

  • SHA512

    aad3319a7abebd22b0a75368a2e1956d9cf072edbdcf93cc54147e92703fbedfae62d8d0c19187eb86928cb958689c2b75d38626e073567e98d450d6d3b06012

  • SSDEEP

    24576:/t9cpVDhe6rzSahtGECSRB0m2JDGKZ9M9:opRhnKayn1lJe

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 9 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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.

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

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

  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 20 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\setup4391.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4228
  • 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:744
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2060
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 85AA021FEF5A709E49A5B9A1A074946B
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2516
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-3baf19d9-330c-49d9-9555-eda6fe10b65d\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:512
      • 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:4572
      • C:\Users\Admin\AppData\Local\Temp\MW-3baf19d9-330c-49d9-9555-eda6fe10b65d\files\setup4927.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-3baf19d9-330c-49d9-9555-eda6fe10b65d\files\setup4927.exe" /VERYSILENT /VERYSILENT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2924
        • 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:1184
        • C:\Windows\SysWOW64\systeminfo.exe
          systeminfo
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers system information
          PID:5036
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:4864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MW-3baf19d9-330c-49d9-9555-eda6fe10b65d\files.cab

    Filesize

    1.6MB

    MD5

    3b871741602b195c754d0b3b6a22abc2

    SHA1

    fa6b6ea31fa798ce6333bc6d2c371b096d4d4edb

    SHA256

    454fb1907187784f0551da5102af6d4d95230dd93e23692d6dae2247631b9226

    SHA512

    d063027267e72962123dfe7c173914a13a72e34bc66e6d0d3dec8bb9771999caed307ea4b21f2e9fbe006536fe9d0e596bcfa8745c41b7921cf18d37415ec71d

  • C:\Users\Admin\AppData\Local\Temp\MW-3baf19d9-330c-49d9-9555-eda6fe10b65d\msiwrapper.ini

    Filesize

    1KB

    MD5

    f260c4e29a80642a9152547e9aa8f46f

    SHA1

    991aaeca1327f77030d55440fb51c70efe6e3b0b

    SHA256

    10285e92a051270919651ea7b5030e0d8e8faaed3ae1d73502db492448039758

    SHA512

    75f07015f4c6569784a1d10b7e00c8743fd386c488907b927855035a7d644874433c0033755840ddbddc7146bc02c0f9f3979057bf50e721e40d0088ed246389

  • C:\Users\Admin\AppData\Local\Temp\MW-3baf19d9-330c-49d9-9555-eda6fe10b65d\msiwrapper.ini

    Filesize

    1KB

    MD5

    24c5faa0c2bb5aaac1ae2a5fda5bcbc0

    SHA1

    4ee1e9e775070fc993cd5e5aac696577bd7fa58c

    SHA256

    d7390fa93b2c4cc7abbfc1963fa0aad18f2d030ea324df4a455eb9e209b7adcb

    SHA512

    7f3517e2768274b501528326ee3ce98889cf58009e7c018cfbe00755f8cfb52b876a9a892094cc14bfabc7db96bd4a1088e20dc82a14c8a999bed33199f830e8

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5g40d4ok.yne.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Windows\Installer\MSIC20.tmp

    Filesize

    208KB

    MD5

    0c8921bbcc37c6efd34faf44cf3b0cb5

    SHA1

    dcfa71246157edcd09eecaf9d4c5e360b24b3e49

    SHA256

    fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

    SHA512

    ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

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

    Filesize

    24.1MB

    MD5

    78397348ce7fab89882bfd1c6f618894

    SHA1

    216e89dd9f10aad6ffbc49298df04cb79c0ad08f

    SHA256

    4a4ed0ac030d2de5f8ce9731d1b0433a05477615fcc9dbd43b8967f1e7570808

    SHA512

    ef05b491182af232a144618c6be1a48b88c0ee45872768c269470a5327f084f0c02243a728c9b2b8b3d3d039bc002d01bed193c678ea0190c8d049714745930c

  • \??\Volume{241e5279-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{45b80070-e9ef-43ed-98e2-863c0ee0b065}_OnDiskSnapshotProp

    Filesize

    6KB

    MD5

    7bd1a203769922e1915bda8082280adc

    SHA1

    cf426a7910f730a5dfae7a77b6593abbceddd3e7

    SHA256

    739d042277ba930e2643204c7dcdd3d55a68cd7049db08ac7a6e9cb4bd60e273

    SHA512

    0b43f280f21a404d8224c029b166e1f1a78c35d838dbede68a23ded69f0c2413787f867d8e5856f9c8b686e3e6a5699e603d97c702d7175c21dcdd9ccad707dd

  • memory/1184-98-0x0000000005E40000-0x0000000005E5E000-memory.dmp

    Filesize

    120KB

  • memory/1184-112-0x0000000006400000-0x000000000641E000-memory.dmp

    Filesize

    120KB

  • memory/1184-85-0x0000000004EC0000-0x0000000004EE2000-memory.dmp

    Filesize

    136KB

  • memory/1184-86-0x0000000005790000-0x00000000057F6000-memory.dmp

    Filesize

    408KB

  • memory/1184-87-0x0000000005800000-0x0000000005866000-memory.dmp

    Filesize

    408KB

  • memory/1184-83-0x0000000002540000-0x0000000002576000-memory.dmp

    Filesize

    216KB

  • memory/1184-97-0x0000000005970000-0x0000000005CC4000-memory.dmp

    Filesize

    3.3MB

  • memory/1184-122-0x00000000073F0000-0x00000000073F8000-memory.dmp

    Filesize

    32KB

  • memory/1184-99-0x0000000005E80000-0x0000000005ECC000-memory.dmp

    Filesize

    304KB

  • memory/1184-102-0x000000006E880000-0x000000006E8CC000-memory.dmp

    Filesize

    304KB

  • memory/1184-101-0x0000000007010000-0x0000000007042000-memory.dmp

    Filesize

    200KB

  • memory/1184-84-0x0000000005030000-0x0000000005658000-memory.dmp

    Filesize

    6.2MB

  • memory/1184-113-0x0000000007050000-0x00000000070F3000-memory.dmp

    Filesize

    652KB

  • memory/1184-115-0x0000000007170000-0x000000000718A000-memory.dmp

    Filesize

    104KB

  • memory/1184-114-0x00000000077B0000-0x0000000007E2A000-memory.dmp

    Filesize

    6.5MB

  • memory/1184-116-0x00000000071D0000-0x00000000071DA000-memory.dmp

    Filesize

    40KB

  • memory/1184-117-0x0000000007400000-0x0000000007496000-memory.dmp

    Filesize

    600KB

  • memory/1184-118-0x0000000007370000-0x0000000007381000-memory.dmp

    Filesize

    68KB

  • memory/1184-119-0x00000000073A0000-0x00000000073AE000-memory.dmp

    Filesize

    56KB

  • memory/1184-120-0x00000000073B0000-0x00000000073C4000-memory.dmp

    Filesize

    80KB

  • memory/1184-121-0x00000000074C0000-0x00000000074DA000-memory.dmp

    Filesize

    104KB

  • memory/2924-79-0x0000000010000000-0x0000000010738000-memory.dmp

    Filesize

    7.2MB