Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    30/08/2023, 19:25

General

  • Target

    c1d0752c58abe4c1e7cc0df65d1160edb81ff254e28bc10e73890fc3e1a1cb1a.exe

  • Size

    26KB

  • MD5

    0eaff2455a00ad74487f5af73e1ea03a

  • SHA1

    3e0d9f06746777994d742bbc7afd4babf6c29bf8

  • SHA256

    c1d0752c58abe4c1e7cc0df65d1160edb81ff254e28bc10e73890fc3e1a1cb1a

  • SHA512

    9fe625d19c73d5365c80c185affb09f9576b662319ca53faeacdefe738ec1ecbecb5a878dea1cc0969b6a35464c9bcee2cf532768bbc69cd75cb9b95d1939b8b

  • SSDEEP

    384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvPp:8Q3LotOPNSQVwVVxGKEvKHrVPp

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\c1d0752c58abe4c1e7cc0df65d1160edb81ff254e28bc10e73890fc3e1a1cb1a.exe
    "C:\Users\Admin\AppData\Local\Temp\c1d0752c58abe4c1e7cc0df65d1160edb81ff254e28bc10e73890fc3e1a1cb1a.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2660
    • 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:2600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\X5WOztaRDWMWTRI.exe

    Filesize

    26KB

    MD5

    d3e5f0ab96699146eb394c6ca2277160

    SHA1

    25bf93ed27d17c48f36d4a6364e7bcbf0b390ab1

    SHA256

    dc631f35024f8792d0a39492b71c37dd5400cd65bbf7842b17c2935e05abb162

    SHA512

    045c09deddd48923c88a3ba058e0f3ae8c3817c061e4d1e8926ea41119a167e604d539b14ab1f5040076dad6778abf50cb2b858ca566fa98a4216417f0367954

  • C:\Users\Admin\AppData\Local\Temp\X5WOztaRDWMWTRI.exe

    Filesize

    26KB

    MD5

    d3e5f0ab96699146eb394c6ca2277160

    SHA1

    25bf93ed27d17c48f36d4a6364e7bcbf0b390ab1

    SHA256

    dc631f35024f8792d0a39492b71c37dd5400cd65bbf7842b17c2935e05abb162

    SHA512

    045c09deddd48923c88a3ba058e0f3ae8c3817c061e4d1e8926ea41119a167e604d539b14ab1f5040076dad6778abf50cb2b858ca566fa98a4216417f0367954

  • 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