Analysis

  • max time kernel
    144s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/02/2025, 04:00

General

  • Target

    bfaeaa21aab8fa63219dd466a337acb420dfe6424c3cb028d2a5be28c733cd75.msi

  • Size

    1.9MB

  • MD5

    ed7ed7df3b5dfe065ddae71d976b33a7

  • SHA1

    71da11ac3c230459775322213a7517aba8b43925

  • SHA256

    bfaeaa21aab8fa63219dd466a337acb420dfe6424c3cb028d2a5be28c733cd75

  • SHA512

    d29c61436f8d63a14e3fa6c38897a5d42ca77a62b733faa78a1d74abe22a732124105a58b17fcd17bd6e8697ce6b6ca4a392804044c310d4625ec57781b92210

  • SSDEEP

    24576:8t9cpVDhs6Zt94ger5jBGqgoOHw88ogmU92CGYt0:7pRhJZ0drFjOQsgR2CGYt0

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\bfaeaa21aab8fa63219dd466a337acb420dfe6424c3cb028d2a5be28c733cd75.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2080
  • 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:1916
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:404
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B65F6BDBA66CC732796E3FCDE372F9BC
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2964
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-211e938d-e317-4bd1-9c83-d3cd93de1071\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:2424
      • 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:3020
      • C:\Users\Admin\AppData\Local\Temp\MW-211e938d-e317-4bd1-9c83-d3cd93de1071\files\setup1328.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-211e938d-e317-4bd1-9c83-d3cd93de1071\files\setup1328.exe" /VERYSILENT /VERYSILENT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3120
        • 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:2644
        • C:\Windows\SysWOW64\systeminfo.exe
          systeminfo
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers system information
          PID:3720
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:5052

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MW-211e938d-e317-4bd1-9c83-d3cd93de1071\files.cab

    Filesize

    1.6MB

    MD5

    43bb6371ddd2bb2a7fdbe38d99a80054

    SHA1

    6fbd3167ca5aaffa63b73e5277447466c2fe1289

    SHA256

    29f48b518772464b5d883347eb70ee092337e8f94f4d095c2faa386e4640769c

    SHA512

    b2ffa7b247300b13f67511a3a6eabf5432c54fcb3a6408e55b32a2aff6f21c1ca72e1579bef24e20659a47a73736b2979fe8688eecc964d706a1fab87b7727d9

  • C:\Users\Admin\AppData\Local\Temp\MW-211e938d-e317-4bd1-9c83-d3cd93de1071\msiwrapper.ini

    Filesize

    1KB

    MD5

    1967b8c82f4cd269d81b5baa2982fc18

    SHA1

    0623f041eab015c7f4bd922d43fdf567cb020903

    SHA256

    027a62fb2baf6a9b8375dace5465e9d13d35f059103099f7835fac0af247327c

    SHA512

    0a24c3ded7e48927027a45fa5654a8bfa8e3306c36886ed725e72cabe139f68611ff54dc34c1a86f9328f6c9ff1c0bff4d5f422f4f1edd5193029073f742ed66

  • C:\Users\Admin\AppData\Local\Temp\MW-211e938d-e317-4bd1-9c83-d3cd93de1071\msiwrapper.ini

    Filesize

    1KB

    MD5

    d41d79648c7ec3b5b3f78ddc69630bd0

    SHA1

    6fa3ba1ebf943aa82a31afffb14485f4079c7c25

    SHA256

    541856ed09750113d1adc7a4108bef68c3aa81c4b3bed41fc560f5f200500dae

    SHA512

    4183971f576b06a2c5a982d107371a7cd263fc466a0063191ee0210de906baf7616f8130e2f2c3544b7064ab5f7da01b5550e35c5f7c19bc51eb9592af28c51e

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r4ok4rzv.spo.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Windows\Installer\MSIE2BF.tmp

    Filesize

    208KB

    MD5

    0c8921bbcc37c6efd34faf44cf3b0cb5

    SHA1

    dcfa71246157edcd09eecaf9d4c5e360b24b3e49

    SHA256

    fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

    SHA512

    ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

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

    Filesize

    24.1MB

    MD5

    74586b2b8ea75bd5ad4a655ef60b3149

    SHA1

    06d1682dfff38f0ab39645b5b6454cf57a83b4c4

    SHA256

    610808e43d07a7e2854d850f5742216234ce2563bdd0e7b1b05d95d58e253964

    SHA512

    153617bae99a858951259115a4f45be9065a4a9f5423ea194e6ab3262097a0a4fff856127397ec49c95827f10c724ab05bab7d175b8baa538580ee4340a260c3

  • \??\Volume{241ef5c9-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{1c70e63f-a8e8-4294-8aca-ef9747a0fa5d}_OnDiskSnapshotProp

    Filesize

    6KB

    MD5

    7f41dd1f12ad749ff1a4ee8b783379b9

    SHA1

    d6278ba65e7aecbc2e38a6c30c0add13689e3b67

    SHA256

    589c440a738dcd37561ca4abec64db7e57e5aa4b76031f175a6db834fc473dcd

    SHA512

    8b56116d99c19289143d618fbcef56d39473ea43763acc099f9dad9ba157718ef6fd067573b10af0293a9e5733970ee359ceecbefadada0767eaae0058e9c384

  • memory/2644-98-0x00000000064B0000-0x00000000064CE000-memory.dmp

    Filesize

    120KB

  • memory/2644-101-0x000000006F040000-0x000000006F08C000-memory.dmp

    Filesize

    304KB

  • memory/2644-85-0x00000000055E0000-0x0000000005602000-memory.dmp

    Filesize

    136KB

  • memory/2644-86-0x0000000005DD0000-0x0000000005E36000-memory.dmp

    Filesize

    408KB

  • memory/2644-87-0x0000000005EB0000-0x0000000005F16000-memory.dmp

    Filesize

    408KB

  • memory/2644-83-0x0000000002B80000-0x0000000002BB6000-memory.dmp

    Filesize

    216KB

  • memory/2644-97-0x0000000005F20000-0x0000000006274000-memory.dmp

    Filesize

    3.3MB

  • memory/2644-121-0x0000000007A50000-0x0000000007A58000-memory.dmp

    Filesize

    32KB

  • memory/2644-99-0x00000000064E0000-0x000000000652C000-memory.dmp

    Filesize

    304KB

  • memory/2644-100-0x0000000006A60000-0x0000000006A92000-memory.dmp

    Filesize

    200KB

  • memory/2644-111-0x0000000006AF0000-0x0000000006B0E000-memory.dmp

    Filesize

    120KB

  • memory/2644-84-0x00000000056A0000-0x0000000005CC8000-memory.dmp

    Filesize

    6.2MB

  • memory/2644-112-0x00000000076C0000-0x0000000007763000-memory.dmp

    Filesize

    652KB

  • memory/2644-113-0x0000000007E10000-0x000000000848A000-memory.dmp

    Filesize

    6.5MB

  • memory/2644-114-0x00000000077D0000-0x00000000077EA000-memory.dmp

    Filesize

    104KB

  • memory/2644-115-0x0000000007830000-0x000000000783A000-memory.dmp

    Filesize

    40KB

  • memory/2644-116-0x0000000007A60000-0x0000000007AF6000-memory.dmp

    Filesize

    600KB

  • memory/2644-117-0x00000000079D0000-0x00000000079E1000-memory.dmp

    Filesize

    68KB

  • memory/2644-118-0x0000000007A10000-0x0000000007A1E000-memory.dmp

    Filesize

    56KB

  • memory/2644-119-0x0000000007A20000-0x0000000007A34000-memory.dmp

    Filesize

    80KB

  • memory/2644-120-0x0000000007B00000-0x0000000007B1A000-memory.dmp

    Filesize

    104KB

  • memory/3120-78-0x0000000010000000-0x0000000010738000-memory.dmp

    Filesize

    7.2MB