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02/08/2024, 14:19 UTC

240802-rnce8sscne 3

02/08/2024, 14:17 UTC

240802-rl7hlasclb 7

Analysis

  • max time kernel
    40s
  • max time network
    112s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2024, 14:17 UTC

General

  • Target

    x64__installer__v2.0.5.msi

  • Size

    32.5MB

  • MD5

    acf3049f9a32d9c2d30d0546e7a4249a

  • SHA1

    491fbaf36bbb029601daf0e73ff17179f6f8ebd9

  • SHA256

    4e5def247c481ea835d423ca3134dc1192dc688693676ac6730c5e60ab269f61

  • SHA512

    02a40cd23470dff49afb6dcb80e7313b78aeb5bcd50ff564a7756aa01589379cae04953d6f50d0f22d6a251696a52702cdfde4f8daa7829b1e74d019fa66b900

  • SSDEEP

    786432:VRQLUyTDXySTjxA4Ztx2+G+N0WYQYBXPByttH+dktHEDv0y:VRQ77xVLYjsp+ikJ

Malware Config

Signatures

  • Blocklisted process makes network request 2 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 12 IoCs
  • Loads dropped DLL 5 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\x64__installer__v2.0.5.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2304
  • 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:2724
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 7DB2AD8EC081F143CFB18112C40ED4DF
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2840

Network

  • flag-us
    DNS
    get-license4.com
    MsiExec.exe
    Remote address:
    8.8.8.8:53
    Request
    get-license4.com
    IN A
    Response
    get-license4.com
    IN A
    104.21.21.238
    get-license4.com
    IN A
    172.67.201.107
  • flag-us
    POST
    https://get-license4.com/licenseUser.php
    MsiExec.exe
    Remote address:
    104.21.21.238:443
    Request
    POST /licenseUser.php HTTP/1.1
    Content-Type: application/x-www-form-urlencoded; charset=utf-8
    User-Agent: AdvancedInstaller
    Host: get-license4.com
    Content-Length: 33
    Cache-Control: no-cache
    Response
    HTTP/1.1 200 OK
    Date: Fri, 02 Aug 2024 14:19:21 GMT
    Content-Type: text/html; charset=UTF-8
    Transfer-Encoding: chunked
    Connection: keep-alive
    Vary: Accept-Encoding
    Cache-Control: no-store
    CF-Cache-Status: DYNAMIC
    Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=AD31aAjDK5N1E4RLCTcaTXju6wO%2Bt0ROkmIicDnI%2BF8xdwvIv1zkpexNLjt2ndxhO2zQajvVGHL%2BRJJ13aqujzzw1835popuF7Mmh327vBeUf4BgjJMDFUW0G%2BhhmiLA7wVt"}],"group":"cf-nel","max_age":604800}
    NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
    Server: cloudflare
    CF-RAY: 8aceb3d3fccebd8c-LHR
    alt-svc: h3=":443"; ma=86400
  • flag-us
    DNS
    c.pki.goog
    MsiExec.exe
    Remote address:
    8.8.8.8:53
    Request
    c.pki.goog
    IN A
    Response
    c.pki.goog
    IN CNAME
    pki-goog.l.google.com
    pki-goog.l.google.com
    IN A
    142.250.27.94
  • flag-nl
    GET
    http://c.pki.goog/r/gsr1.crl
    MsiExec.exe
    Remote address:
    142.250.27.94:80
    Request
    GET /r/gsr1.crl HTTP/1.1
    Connection: Keep-Alive
    Accept: */*
    User-Agent: Microsoft-CryptoAPI/6.1
    Host: c.pki.goog
    Response
    HTTP/1.1 200 OK
    Accept-Ranges: bytes
    Content-Security-Policy-Report-Only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/cacerts
    Cross-Origin-Resource-Policy: cross-origin
    Cross-Origin-Opener-Policy: same-origin; report-to="cacerts"
    Report-To: {"group":"cacerts","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/cacerts"}]}
    Content-Length: 1739
    X-Content-Type-Options: nosniff
    Server: sffe
    X-XSS-Protection: 0
    Date: Fri, 02 Aug 2024 13:37:35 GMT
    Expires: Fri, 02 Aug 2024 14:27:35 GMT
    Cache-Control: public, max-age=3000
    Age: 2506
    Last-Modified: Mon, 08 Jul 2024 07:38:00 GMT
    Content-Type: application/pkix-crl
    Vary: Accept-Encoding
  • flag-nl
    GET
    http://c.pki.goog/r/r4.crl
    MsiExec.exe
    Remote address:
    142.250.27.94:80
    Request
    GET /r/r4.crl HTTP/1.1
    Connection: Keep-Alive
    Accept: */*
    User-Agent: Microsoft-CryptoAPI/6.1
    Host: c.pki.goog
    Response
    HTTP/1.1 200 OK
    Accept-Ranges: bytes
    Content-Security-Policy-Report-Only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/cacerts
    Cross-Origin-Resource-Policy: cross-origin
    Cross-Origin-Opener-Policy: same-origin; report-to="cacerts"
    Report-To: {"group":"cacerts","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/cacerts"}]}
    Content-Length: 436
    X-Content-Type-Options: nosniff
    Server: sffe
    X-XSS-Protection: 0
    Date: Fri, 02 Aug 2024 13:38:42 GMT
    Expires: Fri, 02 Aug 2024 14:28:42 GMT
    Cache-Control: public, max-age=3000
    Age: 2439
    Last-Modified: Thu, 25 Jul 2024 14:48:00 GMT
    Content-Type: application/pkix-crl
    Vary: Accept-Encoding
  • flag-us
    DNS
    crl.microsoft.com
    Remote address:
    8.8.8.8:53
    Request
    crl.microsoft.com
    IN A
    Response
    crl.microsoft.com
    IN CNAME
    crl.www.ms.akadns.net
    crl.www.ms.akadns.net
    IN CNAME
    a1363.dscg.akamai.net
    a1363.dscg.akamai.net
    IN A
    92.123.143.234
    a1363.dscg.akamai.net
    IN A
    92.123.142.59
  • flag-gb
    GET
    http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
    Remote address:
    92.123.143.234:80
    Request
    GET /pki/crl/products/MicRooCerAut2011_2011_03_22.crl HTTP/1.1
    Connection: Keep-Alive
    Accept: */*
    If-Modified-Since: Wed, 01 May 2024 09:28:59 GMT
    User-Agent: Microsoft-CryptoAPI/6.1
    Host: crl.microsoft.com
    Response
    HTTP/1.1 200 OK
    Content-Length: 1036
    Content-Type: application/octet-stream
    Content-MD5: 5xIscz+eN7ugykyYXOEdbQ==
    Last-Modified: Thu, 11 Jul 2024 01:45:51 GMT
    ETag: 0x8DCA14B323B2CC0
    Server: Windows-Azure-Blob/1.0 Microsoft-HTTPAPI/2.0
    x-ms-request-id: 72f579ca-d01e-0016-7f43-d3a13d000000
    x-ms-version: 2009-09-19
    x-ms-lease-status: unlocked
    x-ms-blob-type: BlockBlob
    Date: Fri, 02 Aug 2024 14:19:52 GMT
    Connection: keep-alive
  • 104.21.21.238:443
    https://get-license4.com/licenseUser.php
    tls, http
    MsiExec.exe
    1.2kB
    4.7kB
    12
    11

    HTTP Request

    POST https://get-license4.com/licenseUser.php

    HTTP Response

    200
  • 142.250.27.94:80
    http://c.pki.goog/r/r4.crl
    http
    MsiExec.exe
    554 B
    3.8kB
    7
    5

    HTTP Request

    GET http://c.pki.goog/r/gsr1.crl

    HTTP Response

    200

    HTTP Request

    GET http://c.pki.goog/r/r4.crl

    HTTP Response

    200
  • 92.123.143.234:80
    http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
    http
    445 B
    1.7kB
    5
    4

    HTTP Request

    GET http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl

    HTTP Response

    200
  • 8.8.8.8:53
    get-license4.com
    dns
    MsiExec.exe
    62 B
    94 B
    1
    1

    DNS Request

    get-license4.com

    DNS Response

    104.21.21.238
    172.67.201.107

  • 8.8.8.8:53
    c.pki.goog
    dns
    MsiExec.exe
    56 B
    107 B
    1
    1

    DNS Request

    c.pki.goog

    DNS Response

    142.250.27.94

  • 8.8.8.8:53
    crl.microsoft.com
    dns
    63 B
    162 B
    1
    1

    DNS Request

    crl.microsoft.com

    DNS Response

    92.123.143.234
    92.123.142.59

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\f782e64.rbs

    Filesize

    21KB

    MD5

    eaa96eb0c421ae869c93142fd8812972

    SHA1

    551e6c4d9ad3bfda925b7041459138119ed53b47

    SHA256

    e0a94430b537351c1fe85ef3d426babd2e6254984d46d94020513555ac6ec697

    SHA512

    4b7cf8c435895d154ee2cdaa87d124fb6e24faec6349429698bd8a1546396b5c2c3058cb19bc807ab8e457fb5993a3068e5fbb65d2158fa2d0c083f6e97f70ee

  • C:\Windows\Installer\MSI2F2B.tmp

    Filesize

    738KB

    MD5

    b158d8d605571ea47a238df5ab43dfaa

    SHA1

    bb91ae1f2f7142b9099e3cc285f4f5b84de568e4

    SHA256

    ca763693cc25d316f14a9ebad80ebf00590329550c45adb7e5205486533c2504

    SHA512

    56aef59c198acf2fcd0d95ea6e32ce1c706e5098a0800feff13ddb427bfb4d538de1c415a5cb5496b09a5825155e3abb1c13c8c37dc31549604bd4d63cb70591

  • C:\Windows\Installer\MSI45DA.tmp

    Filesize

    364KB

    MD5

    54d74546c6afe67b3d118c3c477c159a

    SHA1

    957f08beb7e27e657cd83d8ee50388b887935fae

    SHA256

    f9956417af079e428631a6c921b79716d960c3b4917c6b7d17ff3cb945f18611

    SHA512

    d27750b913cc2b7388e9948f42385d0b4124e48335ae7fc0bc6971f4f807dbc9af63fe88675bc440eb42b9a92551bf2d77130b1633ddda90866616b583ae924f

  • C:\Windows\Installer\f782e60.msi

    Filesize

    32.5MB

    MD5

    acf3049f9a32d9c2d30d0546e7a4249a

    SHA1

    491fbaf36bbb029601daf0e73ff17179f6f8ebd9

    SHA256

    4e5def247c481ea835d423ca3134dc1192dc688693676ac6730c5e60ab269f61

    SHA512

    02a40cd23470dff49afb6dcb80e7313b78aeb5bcd50ff564a7756aa01589379cae04953d6f50d0f22d6a251696a52702cdfde4f8daa7829b1e74d019fa66b900

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