Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    22/08/2023, 04:47

General

  • Target

    002f3d39ce2b8bc396dbbcd240242f4665ece88a7712cd449164aad9d59f2883.exe

  • Size

    25KB

  • MD5

    2d617c6caad33acb6da3beb3f12e2678

  • SHA1

    f15322578aa358cc15357467f139dbe5905fd363

  • SHA256

    002f3d39ce2b8bc396dbbcd240242f4665ece88a7712cd449164aad9d59f2883

  • SHA512

    b65b089a40caaa5e73e238a993a5d9ec786a63af46277a7227605256906daa99caec3296e5066ed76561415bf3affaceaf9540d7115620c70fa04798d0fa48f5

  • SSDEEP

    384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvMj:8Q3LotOPNSQVwVVxGKEvKHrVq

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\002f3d39ce2b8bc396dbbcd240242f4665ece88a7712cd449164aad9d59f2883.exe
    "C:\Users\Admin\AppData\Local\Temp\002f3d39ce2b8bc396dbbcd240242f4665ece88a7712cd449164aad9d59f2883.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2912
    • 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:2332

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\pvaEbL3xtRhGPgj.exe

    Filesize

    283B

    MD5

    1e1d2461ed620e12bcdfea09ef053c22

    SHA1

    a1ed4f8109a264744ad264e49cb0a11e2177be5a

    SHA256

    156f5c76c51ce8294da5a48ce696fc0205de3cd34c4754cf852b6910d5efc6e8

    SHA512

    ca12651ce32858668b52d9d193c744918fd2d033c34b06877d64e1dd4d37cf221eec2477e03ba9f23af1dc1de64fcc7cf4380818dd0f06fb5f121915f894e949

  • C:\Users\Admin\AppData\Local\Temp\pvaEbL3xtRhGPgj.exe

    Filesize

    25KB

    MD5

    f07569cdc497d4bb6ea600bc76557e54

    SHA1

    219ea97caccc0521525fa3d6260be87011de8b4d

    SHA256

    1094684145c7921b1a5bb34be76b3d9f781d95d209133681add614c49845d8ab

    SHA512

    24739b0005fa55130e7710f2765d44faf8ea6db77802a16ed6e342a4ac1e0420ca4581117865f153aefe9b6f0fcbd37ae786b01719c7207a29a5f0535fa51740

  • 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