Analysis

  • max time kernel
    138s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/02/2024, 04:31

General

  • Target

    85ef1a4070a416b8f9a91be274b41d74.exe

  • Size

    5.3MB

  • MD5

    85ef1a4070a416b8f9a91be274b41d74

  • SHA1

    15029adfdd10b3fa3b518e6febe2f363e4f169e5

  • SHA256

    a737ee5ddf14c73aa85c4ad16be4694ced844957dd1f8b8f590abde96f56f829

  • SHA512

    96049f58b17b02ad7f7fda608c922a0432fe179a5e5e68dfc96bf892d8af479690f985a9f98b13fe097fd261e4da2e304ae675898409b9f51e8a723e76daddb4

  • SSDEEP

    98304:Ie8jraob7DprXCsYgkH7d8JpmmV91oqzHvVGVf+jY/UvJQc4H7d8JpmmV91oqzHj:ITnao9Gekbd8JYmhtPjs/UvJP4bd8JY+

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\85ef1a4070a416b8f9a91be274b41d74.exe
    "C:\Users\Admin\AppData\Local\Temp\85ef1a4070a416b8f9a91be274b41d74.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Users\Admin\AppData\Local\Temp\85ef1a4070a416b8f9a91be274b41d74.exe
      C:\Users\Admin\AppData\Local\Temp\85ef1a4070a416b8f9a91be274b41d74.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4520

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\85ef1a4070a416b8f9a91be274b41d74.exe

    Filesize

    5.3MB

    MD5

    830dfc8438b05e3ab21ae354f1e3764a

    SHA1

    00d5b488bacf9d4184edbed9b2253d8d191e1b9f

    SHA256

    4a00c7a78091704358134b93040da6f2dbccfdb4a2cd7f8b8447105638151fbd

    SHA512

    81d85ff0edc3f287270b582179e2fe3932207f470d6678ffce21494b344da5169f2d4c1437537f86fb3c7301b19deb1914ad9c7617c6c5e0961d15dda99a1ee6

  • memory/3056-0-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/3056-1-0x0000000001D20000-0x0000000001E51000-memory.dmp

    Filesize

    1.2MB

  • memory/3056-2-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/3056-12-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/4520-13-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/4520-14-0x00000000018F0000-0x0000000001A21000-memory.dmp

    Filesize

    1.2MB

  • memory/4520-15-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/4520-20-0x0000000005550000-0x0000000005772000-memory.dmp

    Filesize

    2.1MB

  • memory/4520-21-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/4520-28-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB