Analysis

  • max time kernel
    119s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    01/09/2023, 00:23

General

  • Target

    730f6107c7a7a95f8fa314d2a1ea6b4410bd82f83536b3f1e1e4eeabcf54727b.exe

  • Size

    25KB

  • MD5

    47abdacc96c807c4220be8b75fd7af81

  • SHA1

    c67eae36f7ed61c2f1d39f917ac71b71644d7551

  • SHA256

    730f6107c7a7a95f8fa314d2a1ea6b4410bd82f83536b3f1e1e4eeabcf54727b

  • SHA512

    d2b9644b8ebe3f9a2539f1796d8cf6635846f2e6f8adb38918b2e7f89d95bc044689445e35ead5c1bb65d36adb9f9df33a620818a5ba2cc415c98f5f6338e1e8

  • SSDEEP

    384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvA4:8Q3LotOPNSQVwVVxGKEvKHrVT

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\730f6107c7a7a95f8fa314d2a1ea6b4410bd82f83536b3f1e1e4eeabcf54727b.exe
    "C:\Users\Admin\AppData\Local\Temp\730f6107c7a7a95f8fa314d2a1ea6b4410bd82f83536b3f1e1e4eeabcf54727b.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2564
    • 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:2196

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7RFmsnH2oJPcK6s.exe

    Filesize

    25KB

    MD5

    0d64eda62770d513f361fd2378398268

    SHA1

    208296c236d8d4191daa532f40cf5352b854c65f

    SHA256

    071512ce804804d6f6184051fb6de839d5594b0ac1005f143b739bf3260fc3e4

    SHA512

    fa5a28dd7bb0c16ab7bd3745ff07b97fd74490eb34c07450af57df199ab0e5abec2b28601738444d720fd4d7ac873ee3f0285c8bb8e58163a1889622cc3e8c99

  • C:\Users\Admin\AppData\Local\Temp\7RFmsnH2oJPcK6s.exe

    Filesize

    25KB

    MD5

    0d64eda62770d513f361fd2378398268

    SHA1

    208296c236d8d4191daa532f40cf5352b854c65f

    SHA256

    071512ce804804d6f6184051fb6de839d5594b0ac1005f143b739bf3260fc3e4

    SHA512

    fa5a28dd7bb0c16ab7bd3745ff07b97fd74490eb34c07450af57df199ab0e5abec2b28601738444d720fd4d7ac873ee3f0285c8bb8e58163a1889622cc3e8c99

  • 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