Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    26/08/2023, 20:43

General

  • Target

    cd2573eafd97adc62d2d28cc3b51b5443215161df8121c7e90ffad890643e2f6.exe

  • Size

    26KB

  • MD5

    017f4a6be489a922840b35629c9f2195

  • SHA1

    7f279dddd19429c73f82186ff7d9d65056e146ab

  • SHA256

    cd2573eafd97adc62d2d28cc3b51b5443215161df8121c7e90ffad890643e2f6

  • SHA512

    d20d74b10cc2d8faa2745e1b0d1f225c5ab8a8790638441863a7b10c03ef32f5b5f6879863065fd57da03704f55e5c60b0ed43f3e6f01c9ca78c7e23136f473f

  • SSDEEP

    384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvUOmKV:8Q3LotOPNSQVwVVxGKEvKHrVHmKV

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cd2573eafd97adc62d2d28cc3b51b5443215161df8121c7e90ffad890643e2f6.exe
    "C:\Users\Admin\AppData\Local\Temp\cd2573eafd97adc62d2d28cc3b51b5443215161df8121c7e90ffad890643e2f6.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2372
    • C:\Windows\spoolsv.exe
      "C:\Windows\spoolsv.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • NTFS ADS
      • Suspicious use of AdjustPrivilegeToken
      PID:692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Gukx2lvA0SldfBe.exe

    Filesize

    26KB

    MD5

    7bdfa23ca9bd024d86ea93ff48ea766e

    SHA1

    bc68217323bbb55e411b1f362441c3bfdffb66e2

    SHA256

    f390fccaa799026bec96e1f3cf86be4eea6d14f406e8ef556263c119802a9e10

    SHA512

    dcc32c95c3efdcb8b56cee48361f55e75f7f808a33db4aca53d48ba5dcd69b10d7eccff5210b39e82d45f1d9a13da90d7b5fb94d7845746dbb33d2e0e3b8ca86

  • C:\Users\Admin\AppData\Local\Temp\Gukx2lvA0SldfBe.exe

    Filesize

    26KB

    MD5

    7bdfa23ca9bd024d86ea93ff48ea766e

    SHA1

    bc68217323bbb55e411b1f362441c3bfdffb66e2

    SHA256

    f390fccaa799026bec96e1f3cf86be4eea6d14f406e8ef556263c119802a9e10

    SHA512

    dcc32c95c3efdcb8b56cee48361f55e75f7f808a33db4aca53d48ba5dcd69b10d7eccff5210b39e82d45f1d9a13da90d7b5fb94d7845746dbb33d2e0e3b8ca86

  • C:\Windows\spoolsv.exe

    Filesize

    25KB

    MD5

    82071fd2379c64429acf376487fcddff

    SHA1

    2da42c7eaa62ecee65757b441c939f12b52228fb

    SHA256

    272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8

    SHA512

    194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb

  • C:\Windows\spoolsv.exe

    Filesize

    25KB

    MD5

    82071fd2379c64429acf376487fcddff

    SHA1

    2da42c7eaa62ecee65757b441c939f12b52228fb

    SHA256

    272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8

    SHA512

    194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb