Analysis

  • max time kernel
    123s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/03/2025, 16:08

General

  • Target

    b28723506b2dbc59052de0b64258a34e.msi

  • Size

    1.9MB

  • MD5

    b28723506b2dbc59052de0b64258a34e

  • SHA1

    adb829bc97158ee2a07aceece39423b16ee87c0c

  • SHA256

    9b9a83b5b88d7b361e4b48d9e15b9edb43e36a059bc4dbd871053cf108e6ff73

  • SHA512

    32aabf3381cf7ebbd44b9f7f34ca320b721967b412b2e6084e70e5cf0ab41a6b481182b83fdea79c3a77026efc43995ae269353c0b3608d6206218ea516df700

  • SSDEEP

    24576:Nt9cpVDhe6I6r31VcwEKk0w/cH8DfeE14:CpRhnPr31VcwcXzv

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\b28723506b2dbc59052de0b64258a34e.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:5104
  • 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:3956
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4084
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 08D11EE1CCE2276FA2E27A64F52E0DCC
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4740
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-8ba789e1-b89d-4a0c-89aa-014252026aa3\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:3704
      • 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:2616
      • C:\Users\Admin\AppData\Local\Temp\MW-8ba789e1-b89d-4a0c-89aa-014252026aa3\files\setuo8487.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-8ba789e1-b89d-4a0c-89aa-014252026aa3\files\setuo8487.exe" /VERYSILENT /VERYSILENT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4368
        • 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:3460
        • C:\Windows\SysWOW64\systeminfo.exe
          systeminfo
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers system information
          PID:3992
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:864

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MW-8ba789e1-b89d-4a0c-89aa-014252026aa3\files.cab

    Filesize

    1.6MB

    MD5

    1e74015d5cfb0c48f1b368ae39c2f4d4

    SHA1

    6332df52256dbdd4bdac0bd95f8a6fca739b3732

    SHA256

    1318029db65ae1b07a9a197ca1c29cd301ecccf2245ad993325b479e7b416b94

    SHA512

    ece55507163629c41880ff8dfc0fac7b2444ce2f69cfabdcc0ddd12a3c443fe927ab424baff2fa8466457c5c4e516e9fc54918398458e02b6c672295fa0ae633

  • C:\Users\Admin\AppData\Local\Temp\MW-8ba789e1-b89d-4a0c-89aa-014252026aa3\msiwrapper.ini

    Filesize

    1KB

    MD5

    f92684809adab26f36e59291b4ef2fc1

    SHA1

    95b3456918215d230aa931b733766b5d2702ce71

    SHA256

    78819e13225ab19764f559fe36608ab39ca0f66cee45a340e04b152afca7ff26

    SHA512

    467f97bae3c6bdeb81fa6a161f0d9499549f6b85e6730d6e3071e40dc8e7e516ca1f324adc2b17c6f0621a145e679657089705ec11609771afe798c5083dc3e4

  • C:\Users\Admin\AppData\Local\Temp\MW-8ba789e1-b89d-4a0c-89aa-014252026aa3\msiwrapper.ini

    Filesize

    1KB

    MD5

    ef3d4d1a93f6b0523c32ccd260036cf4

    SHA1

    2314847614361431d4dce80248f171ebca71955a

    SHA256

    d138ac8c04942a7168dd3449c5e1ac8ffe13a14ca6714ad4f0db93d673362687

    SHA512

    d56d84dd72b1690074dd6ba5d493a7775a48d633bdae2d1916e4465738cf595d993408be81113203e5de2f77bcd44b62e15437cccf0a6be3bddb07f6de925a51

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ycdtbzvq.mu2.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Windows\Installer\MSIDDCD.tmp

    Filesize

    208KB

    MD5

    0c8921bbcc37c6efd34faf44cf3b0cb5

    SHA1

    dcfa71246157edcd09eecaf9d4c5e360b24b3e49

    SHA256

    fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

    SHA512

    ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

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

    Filesize

    24.1MB

    MD5

    71169b6e53bcb9d1e6cd0d7dac8d051d

    SHA1

    e34cc1c7ce817e61d76a0b7fd6adf9810b647bc0

    SHA256

    1d9ba086f7ce647fb73f585b5a1559d676dc034f086cfba5a05c6b80fa192bb4

    SHA512

    e66b9f0487dfefccb9a617430c9fd87aed5c91eeb6414e436a6e955c2065be64c693ec46c7301d02ed614bcc39b67527897aef90d3b10774a5aaac4e319705b4

  • \??\Volume{25f6202e-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{72e60122-b3d3-4678-9b5c-5e831acc8984}_OnDiskSnapshotProp

    Filesize

    6KB

    MD5

    763dcfc9b20367839359a45076f16a95

    SHA1

    eacf6f50737e1010b833a661ca19d20c95008159

    SHA256

    b7945af72e7d5b486d5e9fbe6d33a56ae659c4ea6e3ff31bedeb91bc88d70627

    SHA512

    a591926005317c37b298c7b87d496a1c21651d57e9afa2be49e2a32f8da7c471c8f32f5078e1b466f3ce9580cfa384bef682e51c56d23cadf0e96b188bcf077e

  • memory/3460-98-0x0000000005CC0000-0x0000000005CDE000-memory.dmp

    Filesize

    120KB

  • memory/3460-102-0x000000006F570000-0x000000006F5BC000-memory.dmp

    Filesize

    304KB

  • memory/3460-85-0x0000000004D30000-0x0000000004D52000-memory.dmp

    Filesize

    136KB

  • memory/3460-86-0x00000000055E0000-0x0000000005646000-memory.dmp

    Filesize

    408KB

  • memory/3460-83-0x0000000004700000-0x0000000004736000-memory.dmp

    Filesize

    216KB

  • memory/3460-87-0x00000000056C0000-0x0000000005726000-memory.dmp

    Filesize

    408KB

  • memory/3460-93-0x0000000005730000-0x0000000005A84000-memory.dmp

    Filesize

    3.3MB

  • memory/3460-122-0x0000000007260000-0x0000000007268000-memory.dmp

    Filesize

    32KB

  • memory/3460-99-0x0000000005CF0000-0x0000000005D3C000-memory.dmp

    Filesize

    304KB

  • memory/3460-101-0x0000000006C70000-0x0000000006CA2000-memory.dmp

    Filesize

    200KB

  • memory/3460-112-0x0000000006270000-0x000000000628E000-memory.dmp

    Filesize

    120KB

  • memory/3460-84-0x0000000004EC0000-0x00000000054E8000-memory.dmp

    Filesize

    6.2MB

  • memory/3460-113-0x0000000006EB0000-0x0000000006F53000-memory.dmp

    Filesize

    652KB

  • memory/3460-115-0x0000000006FE0000-0x0000000006FFA000-memory.dmp

    Filesize

    104KB

  • memory/3460-114-0x0000000007630000-0x0000000007CAA000-memory.dmp

    Filesize

    6.5MB

  • memory/3460-116-0x0000000007050000-0x000000000705A000-memory.dmp

    Filesize

    40KB

  • memory/3460-117-0x0000000007270000-0x0000000007306000-memory.dmp

    Filesize

    600KB

  • memory/3460-118-0x00000000071E0000-0x00000000071F1000-memory.dmp

    Filesize

    68KB

  • memory/3460-119-0x0000000007210000-0x000000000721E000-memory.dmp

    Filesize

    56KB

  • memory/3460-120-0x0000000007220000-0x0000000007234000-memory.dmp

    Filesize

    80KB

  • memory/3460-121-0x0000000007330000-0x000000000734A000-memory.dmp

    Filesize

    104KB

  • memory/4368-79-0x0000000010000000-0x0000000010738000-memory.dmp

    Filesize

    7.2MB