Overview

overview

8

Static

static

3

863c0a0bee...0N.exe

windows7-x64

8

863c0a0bee...0N.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/09/2024, 18:30

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General

  • Target

    863c0a0bee06f8750aa96df49546ddc0N.exe

  • Size

    197KB

  • MD5

    863c0a0bee06f8750aa96df49546ddc0

  • SHA1

    865dfa9a4e0e8b295fca55cdd8de59dbd3f32390

  • SHA256

    66b62569fff5ee285f93a7fdb48984f562f4b1ccf9933b350781c84a49c7bd33

  • SHA512

    39b6022fdb7fda98d0cf5cd32c699b07291e3ce18411086471ee99432de0d0efb9ff75e974d1f7fca79b169560c0d43adb7522765c7dd0e86304df2f637b82ba

  • SSDEEP

    6144:eIs9OKofHfHTXQLzgvnzHPowYbvrjD/L7QPbg/Dr0T3rnXLHf7zjPysEPArwVy:DKofHfHTXQLzgvnzHPowYbvrjD/L7QPD

Score
8/10
discoverypersistencespywarestealer

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 19 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Maps connected drives based on registry 3 TTPs 6 IoCs

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

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies registry class 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\863c0a0bee06f8750aa96df49546ddc0N.exe
    "C:\Users\Admin\AppData\Local\Temp\863c0a0bee06f8750aa96df49546ddc0N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2920
    • C:\Windows\SysWOW64\ctfmen.exe
      ctfmen.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3536
      • C:\Windows\SysWOW64\smnss.exe
        C:\Windows\system32\smnss.exe
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Enumerates connected drives
        • Maps connected drives based on registry
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        PID:4748

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\ctfmen.exe
          Filesize

          4KB

          MD5

          5128ac8fccfff820b2f1995f57e70768

          SHA1

          365ebcd17d11ebf5b6ba997e04f6cbf2852580d7

          SHA256

          def051cbb1cf45da01a08805c2707e6c1618e0c9b6cb3eb5551468eab63e0335

          SHA512

          fd2fa8e09eeeb169c719f9429070c544d00ed876d45e88bc395ce63de468e247ae30ccfa59924f8522ee2088ae92e64c6ff3fc5b9522b28c8908c210ab8bb5cd

          Download Submit

        • C:\Windows\SysWOW64\grcopy.dll
          Filesize

          197KB

          MD5

          401be8dc28afdb97b9e4aac8f83443d0

          SHA1

          c86615a67fed07075db96fefbb0fba7249614cca

          SHA256

          b2a462ff95f2cdf6af5d56c77990341a6f9301c631bf140b7e169254b82b47ff

          SHA512

          595da2f7c1775910a1ae4710b7759903d0df46213466e0f6c6fa3fc8f5985af609f33251aa627a504e5bed5c7be70e6393fcd4e27e1f7f99fc5d6a466cf2cc40

          Download Submit

        • C:\Windows\SysWOW64\satornas.dll
          Filesize

          183B

          MD5

          668288671ede3fb68d8f06359755cb37

          SHA1

          7995b3d181b834ed3f99b2c3dcac5eb33058ad62

          SHA256

          49753edd4727e27e0b9a6be7c7a0b29a1a5da38686ed252aff838d4c093448b9

          SHA512

          0140d679206e5f68fb7f823dd2901409be31521dd64d9578e62952724037aa3274a92a7d8a39f4283d8fb0ff30c8703feab9b7d2e797cebd14419831907fe799

          Download Submit

        • C:\Windows\SysWOW64\shervans.dll
          Filesize

          8KB

          MD5

          57387add73e1c3cac33b4e2c237977dd

          SHA1

          994dbafd852f61f6259c9fc01c2b3e84384ada2f

          SHA256

          4a7fabc4b23e1a96eebee683fad7d10957e58b1beb822c8a1e25ebde648766a6

          SHA512

          14cac98648998cc53491405a1ed933962b274dce2540458a2cb4f1277829f0be2f8d443a3a578a9fdb6d0a1396eb930905e0d43f959a08b1e9ca1fb4371d3b06

          Download Submit

        • memory/2920-24-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

          Download

        • memory/2920-0-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

          Download

        • memory/2920-23-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

          Download

        • memory/2920-13-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

          Download

        • memory/3536-21-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/3536-28-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

          Download

        • memory/4748-31-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

          Download

        • memory/4748-37-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

          Download

        • memory/4748-39-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

          Download

        • memory/4748-40-0x0000000010000000-0x000000001000D000-memory.dmp

          Filesize

          52KB

          Download