Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    12-02-2024 21:15

General

  • Target

    979f7a0230d34f0799cd6e86ac06355b.exe

  • Size

    133KB

  • MD5

    979f7a0230d34f0799cd6e86ac06355b

  • SHA1

    3e025383cf9d54fa87c9270c7720fae25d5026fb

  • SHA256

    90667a7bb1e2f4d5ccc6a428eb2b572db566baa81fc6b2f21fe12f743d185b83

  • SHA512

    e984b75b7f63f13f5c9b2e072d071b0acfaace7c5d45e3b3c4e79b9c7777e7746909e9c9b20ffe29481044d03fe69395ab1376f077223f5f00991d0569ff12e9

  • SSDEEP

    3072:I6EbVyrC53UJJd3MHzGUW7ibDFDZ2YbgIHzlwj6u3wTc0/xWBPxQ:D2CTdYGdGDZvgOe2MwTc0/xmpQ

Score
7/10
upx

Malware Config

Signatures

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

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\979f7a0230d34f0799cd6e86ac06355b.exe
    "C:\Users\Admin\AppData\Local\Temp\979f7a0230d34f0799cd6e86ac06355b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2064
    • C:\Users\Admin\AppData\Local\Temp\979f7a0230d34f0799cd6e86ac06355b.exe
      C:\Users\Admin\AppData\Local\Temp\979f7a0230d34f0799cd6e86ac06355b.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\979f7a0230d34f0799cd6e86ac06355b.exe

    Filesize

    133KB

    MD5

    2b5e42c4bf6dabe27872ad6d00e84fb5

    SHA1

    8914981b79fa60453cf6d6ffd349a0297da817ee

    SHA256

    14d3e4d88b04c39aa9973af3174492da399a7890184c17361af73cf12e23f897

    SHA512

    24d03c579e3f2493491260fe75e73f0001200e938a42536326a4ffebe890b3a438862e618b028697b7f72c239e1f1d4e510ec0459e7b2423c170d2ac315b4312

  • memory/2064-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2064-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2064-8-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2064-13-0x0000000001490000-0x0000000001516000-memory.dmp

    Filesize

    536KB

  • memory/2064-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2680-17-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2680-19-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2680-34-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB