Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-01-2025 04:21

General

  • Target

    7d907d9d7f607508f3786b142d4572be9294f4c33f234d546fda6037564cbf0e.msi

  • Size

    2.0MB

  • MD5

    0cc2fa779d757287fbc75c72fa82350f

  • SHA1

    3bfe4a489d2d709dc9d03aba8696e39eeb7bbc24

  • SHA256

    7d907d9d7f607508f3786b142d4572be9294f4c33f234d546fda6037564cbf0e

  • SHA512

    b6daf164ce8779896fa78d2a79ea017a94e4212e485f6d80e8a16790fc3bcbf12a561a8fe5fd2aea9c20dd8ecb9afd89d7a84721536dd2b01f9d94ac6d6270a8

  • SSDEEP

    24576:Bt9cpVDhR6flamhHegS/JZBTd59I5EoE/HXnI9sbqU4XA:2pRhwdayegS3sW7qo

Malware Config

Extracted

Family

metastealer

C2

kiyaqoimsiieeyqa.xyz

ssqsmisuowqcwsqo.xyz

ykqmwgsuummieaug.xyz

ewukeskgqswqesiw.xyz

cscqcsgewmwwaaui.xyz

cyoksykiamiscyia.xyz

okgomokemoucqeso.xyz

ikwacuakiqeimwua.xyz

aawcsqqaywckiwmi.xyz

aiqasksgmyeqocei.xyz

qgumcuisgaeyuqqe.xyz

eiesoycamyqqgcea.xyz

ywceswakicsqomqw.xyz

auaieuewouawygku.xyz

cmiascusccywowcs.xyz

uiqkkomkaceqacec.xyz

quqeciymqmkqccqw.xyz

ssqsauuuyyigouou.xyz

aogaakukuugqswcy.xyz

ucgwcwsuqsuwewgc.xyz

Attributes
  • dga_seed

    21845

  • 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\7d907d9d7f607508f3786b142d4572be9294f4c33f234d546fda6037564cbf0e.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2456
  • 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:1148
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 99B2C0B64286CF8EF4AA5C243389A585
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2424
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-fc5daf7a-2422-49c2-9ef9-9c07fe23650b\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:1704
      • 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:1516
      • C:\Users\Admin\AppData\Local\Temp\MW-fc5daf7a-2422-49c2-9ef9-9c07fe23650b\files\setup.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-fc5daf7a-2422-49c2-9ef9-9c07fe23650b\files\setup.exe" /VERYSILENT /VERYSILENT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2064
        • 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:2188
        • C:\Windows\SysWOW64\systeminfo.exe
          systeminfo
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers system information
          PID:2148
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1576
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000060" "000000000000054C"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:2584

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MW-fc5daf7a-2422-49c2-9ef9-9c07fe23650b\files.cab

    Filesize

    1.7MB

    MD5

    c26ba6d271eefb6c9b9b3c1c59f5cb02

    SHA1

    93caabedd0312ffa671dcd77cd8ac584315998ad

    SHA256

    09ba32ab39638978e7c6f23b715522a53eea592fcce521c30348bc7c37d11cc7

    SHA512

    c9c1c80e1066e22f057d7dab8779dc1e5bcfe574090cb32052707a1ada1e42cee9374c6764881efc5c2b920da75599ecea934d97710ebebe43751ec473aded89

  • C:\Users\Admin\AppData\Local\Temp\MW-fc5daf7a-2422-49c2-9ef9-9c07fe23650b\msiwrapper.ini

    Filesize

    382B

    MD5

    51ae9a165264a16114ffc8ccfa54db5f

    SHA1

    9cbdf9363df4bd0bc15d8831dd00ed08e883f65e

    SHA256

    78da6ef8a34e091fa75fa45bf5750999a4d064ef47f7686c59b5e9c356e7716c

    SHA512

    7a4aa71603d8abead15e8f02f603b51abd4de44aeed5f444de4cb9414141fb33f7541a712ffc9fac057e706aadcc5727b47d8ac6522bee6b56a3f7034cd46d25

  • C:\Users\Admin\AppData\Local\Temp\MW-fc5daf7a-2422-49c2-9ef9-9c07fe23650b\msiwrapper.ini

    Filesize

    1KB

    MD5

    2ad83ffd5e2917ce6979cd9e08b03024

    SHA1

    d6007dd9979a803d9096aab2913a8389d4cdc76c

    SHA256

    f090a6082c445d5c77017c6c51e61c78cb93e7907827f22437080dc2e2e2dbd1

    SHA512

    a14669251c052a0fdfbf2b4fb16bec7805f4f0a0fda8b605318ba1190ed2ae4df14f15342172ed6005b8ab07cc62f12bb4f67916553c7382aee4be3faf778842

  • C:\Users\Admin\AppData\Local\Temp\MW-fc5daf7a-2422-49c2-9ef9-9c07fe23650b\msiwrapper.ini

    Filesize

    1KB

    MD5

    37a01397c6039693767fd0eba98a7a71

    SHA1

    4e8b3bb85b0ea651fb937927d0c8f6aeae6daf2c

    SHA256

    3c478fee5d6c7fc314536859299cb78d9c0c169db69d4455f8640e8faf1e6d7f

    SHA512

    1456dc8f45056891d8db3a51dd731da427bb0252d8e22ae2390a727649a7b63974375052dc9acb92ca80d4c08b02a0a1197cd5c148dc0896918a25322575ef7f

  • C:\Windows\Installer\MSIF335.tmp

    Filesize

    208KB

    MD5

    0c8921bbcc37c6efd34faf44cf3b0cb5

    SHA1

    dcfa71246157edcd09eecaf9d4c5e360b24b3e49

    SHA256

    fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

    SHA512

    ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

  • memory/2064-85-0x0000000010000000-0x0000000010738000-memory.dmp

    Filesize

    7.2MB