Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/03/2024, 12:34

General

  • Target

    b4b47c177c7ddc3cc30f840bec276b6d.exe

  • Size

    2.7MB

  • MD5

    b4b47c177c7ddc3cc30f840bec276b6d

  • SHA1

    d22d8acef1fe57ba2485b1a6c62f27290fa2707e

  • SHA256

    4065351f81489a6d5a519d99b0fc0f2bd468a29c9a4b786a44b56f1159cf1974

  • SHA512

    95dc2178015bf45711f374105a9787cf4663dd3508471435f9c06ec5a2249d99aca78f91411c890f72c357f45eaaa6ae890a2b1248cca364dd3b5580622dad55

  • SSDEEP

    49152:HQhxbWqtCP46UclFZLBmwfJlSTQh1KrAuZVEjR8rWDEhlQY53bO3M74f:HQfWWCPRrFV/l5srAf1EdpS3W4f

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b4b47c177c7ddc3cc30f840bec276b6d.exe
    "C:\Users\Admin\AppData\Local\Temp\b4b47c177c7ddc3cc30f840bec276b6d.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Users\Admin\AppData\Local\Temp\b4b47c177c7ddc3cc30f840bec276b6d.exe
      C:\Users\Admin\AppData\Local\Temp\b4b47c177c7ddc3cc30f840bec276b6d.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2532

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b4b47c177c7ddc3cc30f840bec276b6d.exe

    Filesize

    2.7MB

    MD5

    ee74fef0504a75e37e88ecfb2f6d0d58

    SHA1

    c4002beb00f3759c3d4749cd4eb7ba4f45708ae8

    SHA256

    3b78c5883e41b8c23ffd4042223674fdb303a96f6c1886e0e8f6334ef809b1b8

    SHA512

    89fc9fcf999aff599bf9e932b538c37c7c54216adf83c34e8660b41482c71fe24af18da216e76e122c4bb38630c8c4f2fb1e9260a537c93f139365391bbd7368

  • memory/2532-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2532-14-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/2532-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2532-21-0x0000000005660000-0x000000000588A000-memory.dmp

    Filesize

    2.2MB

  • memory/2532-20-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2532-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2684-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2684-1-0x0000000001D90000-0x0000000001EC3000-memory.dmp

    Filesize

    1.2MB

  • memory/2684-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2684-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB