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Analysis

  • max time kernel
    140s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 12:45

General

  • Target

    1f790d8a2a51e755fa6055218a14037a.exe

  • Size

    1.1MB

  • MD5

    1f790d8a2a51e755fa6055218a14037a

  • SHA1

    6abfa16fab394b8ec971c55b8f246303051bfbcf

  • SHA256

    6b1a2af19b2834df899e74bcb60684585ccb6cfd5ca9d6414e724e2636d1e427

  • SHA512

    7e9d31bd9b9dc422eaec445e5a7dafe9cdd0a75a187bed3b5723402a133b2128939acb05c70fda1f42f642ef8f8804b2f3967492b2dfbbc9b366493a80cb9d03

  • SSDEEP

    24576:5nar7mgfti3kRqJUNZ0CPLDB4C/41hVa0yd2CQR2OEJaTwKoDsg5j1mu5m:5ajFXZP5LUhVS4DwNQEdQYxU

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f790d8a2a51e755fa6055218a14037a.exe
    "C:\Users\Admin\AppData\Local\Temp\1f790d8a2a51e755fa6055218a14037a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2344
    • C:\Users\Admin\AppData\Local\Temp\is-J1HHK.tmp\1f790d8a2a51e755fa6055218a14037a.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-J1HHK.tmp\1f790d8a2a51e755fa6055218a14037a.tmp" /SL5="$70122,950481,54272,C:\Users\Admin\AppData\Local\Temp\1f790d8a2a51e755fa6055218a14037a.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      PID:1740

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\is-BD87N.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-J1HHK.tmp\1f790d8a2a51e755fa6055218a14037a.tmp

    Filesize

    687KB

    MD5

    c080f73b1bdde0853cb0258d9a02b0ec

    SHA1

    a5112a53e6e75069ac06b7bbd658f7cf2c8f2dee

    SHA256

    a0cfbc8da39ad4a4d21c61d73873d225ffa5d7650fae5938ab643f719d5f7363

    SHA512

    e514be3f983de22c0f67bac318686b7fe75cb6fd9832f3603077ad25c559155b7df71555b92bb6366835a104c8d2828cec2766fb7f855bd3f79f66319d6a5eac

  • memory/1740-11-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/1740-17-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/1740-20-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2344-1-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2344-16-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB