Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-03-2024 05:14

General

  • Target

    bfef5ef9140d683f8ee637ae63fd3174.exe

  • Size

    506KB

  • MD5

    bfef5ef9140d683f8ee637ae63fd3174

  • SHA1

    311b60901c6859ef4f5a1d729c8fac36ac0ea7b0

  • SHA256

    49e1485339570f92d928eddcff9a461fc30b1416845e089ee69f5e32b230ef1e

  • SHA512

    16d657df84bd0743bb02571025abe1d43245382f6f0f2fc65f3031be0524a11b739b5b05c309e05b4142daeb8a0ed3356e136e25f090faf372366c6f5a063e81

  • SSDEEP

    12288:P8LODpfAKmxrnUBQEkvkluOKWNGGH6m8kBelg/qXNYUU0+I+yRUAezzCSQL:PggANxrnulkvkl9/NGMcLH+Il6lCSU

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfef5ef9140d683f8ee637ae63fd3174.exe
    "C:\Users\Admin\AppData\Local\Temp\bfef5ef9140d683f8ee637ae63fd3174.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2872
    • C:\Users\Admin\AppData\Local\Temp\bfef5ef9140d683f8ee637ae63fd3174.exe
      C:\Users\Admin\AppData\Local\Temp\bfef5ef9140d683f8ee637ae63fd3174.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2736
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\bfef5ef9140d683f8ee637ae63fd3174.exe" /TN Google_Trk_Updater /F
        3⤵
        • Creates scheduled task(s)
        PID:2564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    67KB

    MD5

    753df6889fd7410a2e9fe333da83a429

    SHA1

    3c425f16e8267186061dd48ac1c77c122962456e

    SHA256

    b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

    SHA512

    9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

  • C:\Users\Admin\AppData\Local\Temp\Tar4947.tmp

    Filesize

    175KB

    MD5

    dd73cead4b93366cf3465c8cd32e2796

    SHA1

    74546226dfe9ceb8184651e920d1dbfb432b314e

    SHA256

    a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

    SHA512

    ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

  • \Users\Admin\AppData\Local\Temp\bfef5ef9140d683f8ee637ae63fd3174.exe

    Filesize

    506KB

    MD5

    797643787c21be2b438c77c045520c24

    SHA1

    bfbfb1c23e23d63ad1cfb131d3093a0f262590ee

    SHA256

    bc698111b02bb294abc5062a22d3f9d056ac16fe6f60cbf2c5a42307f25d56cf

    SHA512

    fc6a30196e71baf400565779121f70028a3af43cd0e76d7477719ec98b1d0d6bfb763fba65fc880ce10771cf5ba387a1b5da98781e663f288ef682a9c2c40d5c

  • memory/2736-18-0x0000000001490000-0x0000000001513000-memory.dmp

    Filesize

    524KB

  • memory/2736-23-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2736-24-0x0000000002D50000-0x0000000002DCE000-memory.dmp

    Filesize

    504KB

  • memory/2736-67-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2872-0-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/2872-1-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2872-2-0x0000000000240000-0x00000000002C3000-memory.dmp

    Filesize

    524KB

  • memory/2872-15-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2872-12-0x00000000016A0000-0x0000000001723000-memory.dmp

    Filesize

    524KB