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Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2023, 12:02

General

  • Target

    499573f6ee88bc297a153dd1efa9860cd0a418c873b6cc3ccda469d82dea302d.exe

  • Size

    198KB

  • MD5

    2c8e1985e6d94736175ad40b99b5c834

  • SHA1

    ae275f822db435ade867d25c60a8edbdf0065c05

  • SHA256

    499573f6ee88bc297a153dd1efa9860cd0a418c873b6cc3ccda469d82dea302d

  • SHA512

    85a6de7fd3f0804541cfe1a8024c7cf1a6ab3647c2502ad253490ce8e2f5df07a06745a1f877ee3f7b8c92754c8f8fcc360a86b53deaa64b3e88f506073d69aa

  • SSDEEP

    6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOs:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXp

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\499573f6ee88bc297a153dd1efa9860cd0a418c873b6cc3ccda469d82dea302d.exe
    "C:\Users\Admin\AppData\Local\Temp\499573f6ee88bc297a153dd1efa9860cd0a418c873b6cc3ccda469d82dea302d.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1020
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\499573~1.EXE > nul
      2⤵
      • Deletes itself
      PID:2612
  • C:\Windows\Debug\rwmhost.exe
    C:\Windows\Debug\rwmhost.exe
    1⤵
    • Executes dropped EXE
    • Checks processor information in registry
    PID:2584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Debug\rwmhost.exe

    Filesize

    198KB

    MD5

    0160f403f0ad19041194362a00287ef6

    SHA1

    55fb71a255ff9027fba099334947ba602680eb86

    SHA256

    56ba1d1974b05876af4fb00a1ac64b95c2fc2b0d50be4b0b4d1ffe82dab0ec37

    SHA512

    7ac05190666faf76177af23274051c6a95c16de408414327e08efd172b5ca2d45fa5aeb2bcee4322d2becb638e06fcdcb42766371df00062e03a4142b253e035

  • C:\Windows\debug\rwmhost.exe

    Filesize

    198KB

    MD5

    0160f403f0ad19041194362a00287ef6

    SHA1

    55fb71a255ff9027fba099334947ba602680eb86

    SHA256

    56ba1d1974b05876af4fb00a1ac64b95c2fc2b0d50be4b0b4d1ffe82dab0ec37

    SHA512

    7ac05190666faf76177af23274051c6a95c16de408414327e08efd172b5ca2d45fa5aeb2bcee4322d2becb638e06fcdcb42766371df00062e03a4142b253e035