Analysis

  • max time kernel
    126s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08/03/2025, 11:50

General

  • Target

    9b9a83b5b88d7b361e4b48d9e15b9edb43e36a059bc4dbd871053cf108e6ff73.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 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 59 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\9b9a83b5b88d7b361e4b48d9e15b9edb43e36a059bc4dbd871053cf108e6ff73.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2380
  • 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:2820
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 57B6E91B5D273885A3DE0E33056DF54E
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-2087cfcc-90d9-4e5e-9630-02baca2237f4\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:2160
      • 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:2064
      • C:\Users\Admin\AppData\Local\Temp\MW-2087cfcc-90d9-4e5e-9630-02baca2237f4\files\setuo8487.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-2087cfcc-90d9-4e5e-9630-02baca2237f4\files\setuo8487.exe" /VERYSILENT /VERYSILENT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1056
        • 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:1700
        • C:\Windows\SysWOW64\systeminfo.exe
          systeminfo
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers system information
          PID:2688
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2784 -s 536
      2⤵
        PID:2940
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2756
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000003DC" "0000000000000588"
      1⤵
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      PID:2468

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\MW-2087cfcc-90d9-4e5e-9630-02baca2237f4\files.cab

      Filesize

      1.6MB

      MD5

      1e74015d5cfb0c48f1b368ae39c2f4d4

      SHA1

      6332df52256dbdd4bdac0bd95f8a6fca739b3732

      SHA256

      1318029db65ae1b07a9a197ca1c29cd301ecccf2245ad993325b479e7b416b94

      SHA512

      ece55507163629c41880ff8dfc0fac7b2444ce2f69cfabdcc0ddd12a3c443fe927ab424baff2fa8466457c5c4e516e9fc54918398458e02b6c672295fa0ae633

    • C:\Users\Admin\AppData\Local\Temp\MW-2087cfcc-90d9-4e5e-9630-02baca2237f4\msiwrapper.ini

      Filesize

      390B

      MD5

      2548f8a3ad7a7890e8f2ae1866ed3278

      SHA1

      61201bcbf139f403c3d28c04ec7dac83a8438212

      SHA256

      6c957607b90e1834eb7542460e9ab869ed99c8deeac4bc34b8dd287a1836d7f4

      SHA512

      2386244a55116c81006f28137547de79ce70c84fd47b9b680c5688a00f4a9946526d216a583082f39454a58dc1a28b71392e7d51e14ead0ecfda72a017efcce2

    • C:\Users\Admin\AppData\Local\Temp\MW-2087cfcc-90d9-4e5e-9630-02baca2237f4\msiwrapper.ini

      Filesize

      1KB

      MD5

      e5921098def11e688afe5185bb515d3d

      SHA1

      955750dcae1833c02b0aaf7e361cdfd98ab11ca2

      SHA256

      2ac2dc9e6fb83105603a3efc972bd629165a39c4eefc5d324111c519d9a84112

      SHA512

      921245cdeb9589cb3922a2873b59255d453378616131ba2114429e6d1a763d26fda187c3f7bd3cec42111cf88f5239f00f174bfcc1ee516e9370ead28173efc2

    • C:\Windows\Installer\MSI1B8C.tmp

      Filesize

      208KB

      MD5

      0c8921bbcc37c6efd34faf44cf3b0cb5

      SHA1

      dcfa71246157edcd09eecaf9d4c5e360b24b3e49

      SHA256

      fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

      SHA512

      ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

    • memory/1056-83-0x0000000010000000-0x0000000010738000-memory.dmp

      Filesize

      7.2MB