Analysis

  • max time kernel
    122s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 13:34

General

  • Target

    9ac48d51837d6381c5e843d0eac2e4272213d56ac83cb69d35f557f4500f3b4b.exe

  • Size

    393KB

  • MD5

    5a59e990490fcb2682313ed67eabbd76

  • SHA1

    fe659afdfbc359195fa4fd2905d863aa48a05719

  • SHA256

    9ac48d51837d6381c5e843d0eac2e4272213d56ac83cb69d35f557f4500f3b4b

  • SHA512

    3e436974b453898b98a14752495bea53a62962054243ecd38a199381dfedc088abba659c43ca40db7a130d6880546314a2fac867e7e830b6703244dd84e19d95

  • SSDEEP

    12288:SK7a4rM4aDbulrp+U1hmekZ997yysjlKTU25fjtm:SK7aEHaPErh3mPaj8TU25Lg

Score
9/10

Malware Config

Signatures

  • NirSoft WebBrowserPassView 6 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 6 IoCs
  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ac48d51837d6381c5e843d0eac2e4272213d56ac83cb69d35f557f4500f3b4b.exe
    "C:\Users\Admin\AppData\Local\Temp\9ac48d51837d6381c5e843d0eac2e4272213d56ac83cb69d35f557f4500f3b4b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4572
    • C:\Users\Admin\AppData\Local\Temp\9ac48d51837d6381c5e843d0eac2e4272213d56ac83cb69d35f557f4500f3b4b.exe
      C:\Users\Admin\AppData\Local\Temp\9ac48d51837d6381c5e843d0eac2e4272213d56ac83cb69d35f557f4500f3b4b.exe
      2⤵
        PID:3684
      • C:\Users\Admin\AppData\Local\Temp\9ac48d51837d6381c5e843d0eac2e4272213d56ac83cb69d35f557f4500f3b4b.exe
        C:\Users\Admin\AppData\Local\Temp\9ac48d51837d6381c5e843d0eac2e4272213d56ac83cb69d35f557f4500f3b4b.exe
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3768
        • C:\Users\Admin\AppData\Local\Temp\CODEJO~3.exe
          C:\Users\Admin\AppData\Local\Temp\CODEJO~3.exe /stext C:\Users\Admin\AppData\Local\Temp\temp.txt
          3⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:4624

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\CODEJO~3.exe
      Filesize

      344KB

      MD5

      8d7c27f3281b6480d5e89fbca633f0a7

      SHA1

      69b85b63db4808213501ee91d06ad9d79ba90fb4

      SHA256

      5b36d92a327557c26768d6d871f227b195da512dedbdcdfea96f267f97f967ee

      SHA512

      c60ab992d7e05fa7e9b61f4bbfb2d538427f8f5a493532ec9bbb4667f880573eb72a9ddc0c954fb14d1964b4eb1fdc247cde423530f21f82f4e31d9c026fc60e

    • C:\Users\Admin\AppData\Local\Temp\CODEJO~3.exe
      Filesize

      344KB

      MD5

      8d7c27f3281b6480d5e89fbca633f0a7

      SHA1

      69b85b63db4808213501ee91d06ad9d79ba90fb4

      SHA256

      5b36d92a327557c26768d6d871f227b195da512dedbdcdfea96f267f97f967ee

      SHA512

      c60ab992d7e05fa7e9b61f4bbfb2d538427f8f5a493532ec9bbb4667f880573eb72a9ddc0c954fb14d1964b4eb1fdc247cde423530f21f82f4e31d9c026fc60e

    • C:\Users\Admin\AppData\Local\Temp\temp.txt
      Filesize

      3KB

      MD5

      f94dc819ca773f1e3cb27abbc9e7fa27

      SHA1

      9a7700efadc5ea09ab288544ef1e3cd876255086

      SHA256

      a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

      SHA512

      72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

    • memory/3684-133-0x0000000000000000-mapping.dmp
    • memory/3768-134-0x0000000000000000-mapping.dmp
    • memory/3768-135-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/3768-137-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/3768-144-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/3768-146-0x0000000000400000-0x000000000045C000-memory.dmp
      Filesize

      368KB

    • memory/4572-132-0x0000000074FD0000-0x0000000075581000-memory.dmp
      Filesize

      5.7MB

    • memory/4572-140-0x0000000074FD0000-0x0000000075581000-memory.dmp
      Filesize

      5.7MB

    • memory/4624-141-0x0000000000000000-mapping.dmp