Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    07-02-2025 05:37

General

  • Target

    c27665e59d0de94be2e5ddf1ca8b2415e8c75d623762a9757411f3e1b9734af9.msi

  • Size

    2.0MB

  • MD5

    341c2c8230d4056c4ff31a589f54cd1e

  • SHA1

    9fbde5b47c8d34b20b4b7581bfe127de01ca025e

  • SHA256

    c27665e59d0de94be2e5ddf1ca8b2415e8c75d623762a9757411f3e1b9734af9

  • SHA512

    4950f54ec9a0e6f53126b0a3c4d2e5ac57341cecb80d0271780e10aa4c4989fa8e2d8bc8262e7bc9b4098496f9be7a535ea33c3f51bb645ebc3f65c16592fe6f

  • SSDEEP

    24576:ft9cpVDhY65fAUdXh8T7ZbkSZ6GbVDR3C5OD8lxsPvQpiKzxv8T:IpRh15fAyXWXdL5CIOxZiK+

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 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\c27665e59d0de94be2e5ddf1ca8b2415e8c75d623762a9757411f3e1b9734af9.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2368
  • 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:2532
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 15D78CC063563CA72089DCCEAD03719F
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3036
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-f8058cd2-f4c4-4e31-803a-1430a2ce3b1e\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:468
      • 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:1980
      • C:\Users\Admin\AppData\Local\Temp\MW-f8058cd2-f4c4-4e31-803a-1430a2ce3b1e\files\setupxe.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-f8058cd2-f4c4-4e31-803a-1430a2ce3b1e\files\setupxe.exe" /VERYSILENT /VERYSILENT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1608
        • 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:2168
        • C:\Windows\SysWOW64\systeminfo.exe
          systeminfo
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers system information
          PID:3000
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2564
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000002D0" "00000000000003E0"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:2844

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MW-f8058cd2-f4c4-4e31-803a-1430a2ce3b1e\files.cab

    Filesize

    1.7MB

    MD5

    90e9268b465de442f072c05931d25d79

    SHA1

    57a3be757b7b870ebf39a2d662b410e0954c47ae

    SHA256

    3d31c5e8de2addbce8dae8472b180abdce649e5b69f9f55ca2df12cf499163f6

    SHA512

    4f94a3b93f2f3cf339692653da254145a4e65f687bcf9364c1ac5b814cbeee2e89c9db337fb0c2cefb548244356e6672f2aa6013b402eaeeccfe97678f00706c

  • C:\Users\Admin\AppData\Local\Temp\MW-f8058cd2-f4c4-4e31-803a-1430a2ce3b1e\msiwrapper.ini

    Filesize

    1KB

    MD5

    285f6dd4119b24ed37a341ab768b1ee9

    SHA1

    5d8d073cc8f1371503ac2ca72cb91a240f2608f8

    SHA256

    ddd1e65e2e12d8ffe93ae1709b6a146aa536452c002ea29c2c516f7e81d59546

    SHA512

    76af912fe164f6107735e162eb0a3ae3ffe14851277856acbd1f06b7b9b2caf7a9a269b0d257b43f11a782a8fcc7301a20aeee772da9a8a7f1bbeb41ca5591b1

  • C:\Windows\Installer\MSIE550.tmp

    Filesize

    208KB

    MD5

    0c8921bbcc37c6efd34faf44cf3b0cb5

    SHA1

    dcfa71246157edcd09eecaf9d4c5e360b24b3e49

    SHA256

    fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

    SHA512

    ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

  • memory/1608-85-0x0000000010000000-0x0000000010738000-memory.dmp

    Filesize

    7.2MB