Analysis

  • max time kernel
    97s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2024 11:29

General

  • Target

    5c322c.msi

  • Size

    1.6MB

  • MD5

    ebf9aec610ffb1a4cf2bc72722d2b7aa

  • SHA1

    c59e7409eba5429321b9f1741db9336dcdf6897d

  • SHA256

    66d7083b0c8f714aaa89bf29eaf6b26f8fbde249948401d777f75c99865a9ae3

  • SHA512

    13d3ea3fc2f554c08c790b25f145d58c75a14f364956de706c42d01bac6abfcff262156ddac36038504551f32ab9d26155a1a82d7edb494ade29a7b67276a1b9

  • SSDEEP

    24576:ot9cpVDhRd1f12r17ik1lsqDR0J6KHPqmH4zDyON9PKh7lLjm:HpRhRT92r1+maq9e6KvqBzt9PKl

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 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\5c322c.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1740
  • 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:2912
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:860
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 16391669E1BF260B89C2CB35A544C552
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5020
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-887f7043-bb59-40ad-999e-62a6833bb9d5\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:2360
      • 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:2464
      • C:\Users\Admin\AppData\Local\Temp\MW-887f7043-bb59-40ad-999e-62a6833bb9d5\files\setup.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-887f7043-bb59-40ad-999e-62a6833bb9d5\files\setup.exe" /VERYSILENT /VERYSILENT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1632
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Microsoft\Windows\systemtask.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3520
        • C:\Windows\SysWOW64\systeminfo.exe
          systeminfo
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers system information
          PID:3356
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:3688

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MW-887f7043-bb59-40ad-999e-62a6833bb9d5\files.cab

    Filesize

    1.3MB

    MD5

    fa946fbc8adb45ff63876866dfc4baf4

    SHA1

    9bc31fe8598eb0922c81429338421dca5d4876c7

    SHA256

    17e2b8de9ef45ad708adeeee5a98ca753751e2e7ecfe83c53dda44d6e04e354a

    SHA512

    c5ab6b90e761c50c04d88e18e84cc1978eec5dabfaaca0b3e909b286001297bd7c3ad651a3a2b9f3071d61b94db54be0810bb91f5d6d2d0ef0cae9152171f4b3

  • C:\Users\Admin\AppData\Local\Temp\MW-887f7043-bb59-40ad-999e-62a6833bb9d5\msiwrapper.ini

    Filesize

    1KB

    MD5

    91721268dad328bbc38e4b77cad6a6a2

    SHA1

    fa5b2d7423544d5bce2f680d4d31f96d3dfd053c

    SHA256

    bf3c5884cf0f4a7ba50108a4c132e9c694e37bad86245a02206634b6d385503b

    SHA512

    24c086c0e3e7ffe83ff9e8196192cc3ae301370ee2f919f2fd8c74a198fc94366c611a5edd7f076cba18aed6d21f2bdd6449e5a7bac4ffd9e49c982dcaaad95d

  • C:\Users\Admin\AppData\Local\Temp\MW-887f7043-bb59-40ad-999e-62a6833bb9d5\msiwrapper.ini

    Filesize

    1KB

    MD5

    1e80b526517e58c6a20646ca0806af3c

    SHA1

    14e4c386d5349ddc0720622a7b6b14beb114cf8c

    SHA256

    7ea49e3d1480efba91e3bbf5d47183c772a97d4e53fb0811a78025cc6d158899

    SHA512

    06012e98c30250b418a9bf9dd5798a00d6393b73c4be060e90e9cd1376c74b11eea8ab96060975750acc8e7e718043af7a2174270d8d8b95cd6bd0786429e9c1

  • C:\Users\Admin\AppData\Local\Temp\MW-887f7043-bb59-40ad-999e-62a6833bb9d5\msiwrapper.ini

    Filesize

    1KB

    MD5

    ebe716226e2a095661ee847aa5042fc8

    SHA1

    13ac49335d27f35cc368b10ec13c091653edca0b

    SHA256

    ec1c7a36f92f4cd74aa9cb533fe1ccba75a8902598fca7590017f4419474ed45

    SHA512

    278225e345bd362fba25b38ab9e325537cc62b7ac588cb87ac89d503ad7c0ec830e52907fd1c0d2a90df5c2386a988ace98f5384a2c0a26f43be8cd86988f1af

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rvj2mizp.j5y.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Windows\Installer\MSIEFBF.tmp

    Filesize

    208KB

    MD5

    0c8921bbcc37c6efd34faf44cf3b0cb5

    SHA1

    dcfa71246157edcd09eecaf9d4c5e360b24b3e49

    SHA256

    fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

    SHA512

    ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

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

    Filesize

    24.1MB

    MD5

    2f7020a6241348459bff6b9fe3fc42bf

    SHA1

    c9f0a271e76e9be18e94e98d4ee7657c94182670

    SHA256

    d3c8ec062373f2a365b32001d1ef1ec0534d6056cca58a95346ad297b64cbf0c

    SHA512

    3a96fa82bf00231e95cbe64f1231773e0d09a231078318256528fa942901e887627c09f39613320dff36c7b5cae5cbf8cc092d4b5e2cb91355da7d568113553b

  • \??\Volume{ff55ba41-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{a8fbde69-b242-41fc-8a9d-51102d2343ce}_OnDiskSnapshotProp

    Filesize

    6KB

    MD5

    a474cdeb57dc3afaebcbf7667e0754d6

    SHA1

    aa41f4b8a4d77892249b43a180831053bbccc96e

    SHA256

    187688bdb578faa410e658de702e8f64f002f9ba17e1ceffaa45fe5966a63435

    SHA512

    0fdbf7beb7d62f24d597021d5a7db9a5bfb6d9e447b67b699fef7f641863db4945d8686577c551f9253ca61e5e0997aa46418a72703ccc327a53d4191837b7f0

  • memory/1632-75-0x0000000010000000-0x0000000010731000-memory.dmp

    Filesize

    7.2MB

  • memory/3520-95-0x0000000005C80000-0x0000000005FD4000-memory.dmp

    Filesize

    3.3MB

  • memory/3520-110-0x0000000007430000-0x00000000074D3000-memory.dmp

    Filesize

    652KB

  • memory/3520-85-0x0000000005C10000-0x0000000005C76000-memory.dmp

    Filesize

    408KB

  • memory/3520-83-0x00000000052F0000-0x0000000005312000-memory.dmp

    Filesize

    136KB

  • memory/3520-81-0x0000000005400000-0x0000000005A28000-memory.dmp

    Filesize

    6.2MB

  • memory/3520-80-0x0000000004C90000-0x0000000004CC6000-memory.dmp

    Filesize

    216KB

  • memory/3520-97-0x00000000062D0000-0x000000000631C000-memory.dmp

    Filesize

    304KB

  • memory/3520-96-0x0000000006230000-0x000000000624E000-memory.dmp

    Filesize

    120KB

  • memory/3520-99-0x000000006E840000-0x000000006E88C000-memory.dmp

    Filesize

    304KB

  • memory/3520-109-0x0000000007200000-0x000000000721E000-memory.dmp

    Filesize

    120KB

  • memory/3520-98-0x0000000006810000-0x0000000006842000-memory.dmp

    Filesize

    200KB

  • memory/3520-84-0x0000000005BA0000-0x0000000005C06000-memory.dmp

    Filesize

    408KB

  • memory/3520-111-0x0000000007BB0000-0x000000000822A000-memory.dmp

    Filesize

    6.5MB

  • memory/3520-112-0x0000000007560000-0x000000000757A000-memory.dmp

    Filesize

    104KB

  • memory/3520-113-0x00000000075C0000-0x00000000075CA000-memory.dmp

    Filesize

    40KB

  • memory/3520-114-0x00000000077F0000-0x0000000007886000-memory.dmp

    Filesize

    600KB

  • memory/3520-115-0x0000000007760000-0x0000000007771000-memory.dmp

    Filesize

    68KB

  • memory/3520-116-0x0000000007790000-0x000000000779E000-memory.dmp

    Filesize

    56KB

  • memory/3520-117-0x00000000077A0000-0x00000000077B4000-memory.dmp

    Filesize

    80KB

  • memory/3520-118-0x00000000078B0000-0x00000000078CA000-memory.dmp

    Filesize

    104KB

  • memory/3520-119-0x00000000077E0000-0x00000000077E8000-memory.dmp

    Filesize

    32KB