Analysis

  • max time kernel
    322s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06-06-2023 06:52

General

  • Target

    Setup_WinThruster_2021.exe

  • Size

    5.5MB

  • MD5

    d07ccea4f401887ff1106c08c42e8110

  • SHA1

    79510087ee93e64cbbcb930ef6e61e620d619539

  • SHA256

    a6936625e74d09e2118a9b0a475bf9391495f047f046f7b63cfc319adebbc25f

  • SHA512

    96841848dafa59b9dc1f963c04550e72b2bb8a30818f90c639b2aff5978322b077c84bea0204b6027fc591f9914f9df8e5a4cac13e7059eba9795dc261b03e1a

  • SSDEEP

    98304:DEU2EBrTRE1MVZeEEsAD6bm2DH0zjIQ1cMYo8C4EsgB:AsHRoMVENfgVMR8ztQ

Score
4/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup_WinThruster_2021.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup_WinThruster_2021.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Users\Admin\AppData\Local\Temp\is-LO95R.tmp\Setup_WinThruster_2021.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-LO95R.tmp\Setup_WinThruster_2021.tmp" /SL5="$80022,5031305,780800,C:\Users\Admin\AppData\Local\Temp\Setup_WinThruster_2021.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2000

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-LO95R.tmp\Setup_WinThruster_2021.tmp

    Filesize

    2.5MB

    MD5

    8b6183936cdeaa7be9a3e646f826057a

    SHA1

    86543f76db3a131956a6e06c3c06ae7be9ed9462

    SHA256

    ef6f75ae2f1893254e9329ad9a5b77df33a8d501cebf3414447c6767fb0d7681

    SHA512

    90a34c5e01cf3dcf62e4367cafe8b98e0b15a6d6588211c2256a405b5a3d6ef91a682c1979626dba37bc815f48e684fe1e07051ee4d686799422c44b246f14e2

  • \Users\Admin\AppData\Local\Temp\is-LO95R.tmp\Setup_WinThruster_2021.tmp

    Filesize

    2.5MB

    MD5

    8b6183936cdeaa7be9a3e646f826057a

    SHA1

    86543f76db3a131956a6e06c3c06ae7be9ed9462

    SHA256

    ef6f75ae2f1893254e9329ad9a5b77df33a8d501cebf3414447c6767fb0d7681

    SHA512

    90a34c5e01cf3dcf62e4367cafe8b98e0b15a6d6588211c2256a405b5a3d6ef91a682c1979626dba37bc815f48e684fe1e07051ee4d686799422c44b246f14e2

  • memory/1964-54-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/1964-65-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2000-62-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2000-66-0x0000000000400000-0x0000000000682000-memory.dmp

    Filesize

    2.5MB

  • memory/2000-67-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB