Analysis

  • max time kernel
    121s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2023 19:57

General

  • Target

    026c8b3ca9f6fa84f7c38dca706c2366.exe

  • Size

    1.3MB

  • MD5

    026c8b3ca9f6fa84f7c38dca706c2366

  • SHA1

    e975304605c31d1a7003f5cc46d3cb88786c7da5

  • SHA256

    5f2da5e7e86cb023afbfdabf84ca7eac61c90debb6ec22f527dbf4d30dfe7042

  • SHA512

    caa5fa71776592f77a7b2cfdc298eec5b621cc0cbfa620b20e180de79b6e8dc81ea33a96d5d5bd84e25dc8e4add97d5e0d3561435f4f2b1955c1a8fca0054029

  • SSDEEP

    24576:pxcW7lQEcqu2pv+hja0yEOrOcc2/FUd3JIsagKxeLI+ajGz6QpBSKjbZtTBLvG:pFcqu2pv+hTCOd2/FUd5ItgMeLI+Qeu4

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\026c8b3ca9f6fa84f7c38dca706c2366.exe
    "C:\Users\Admin\AppData\Local\Temp\026c8b3ca9f6fa84f7c38dca706c2366.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1396
    • C:\Users\Admin\AppData\Local\Temp\026c8b3ca9f6fa84f7c38dca706c2366.exe
      C:\Users\Admin\AppData\Local\Temp\026c8b3ca9f6fa84f7c38dca706c2366.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1800

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\026c8b3ca9f6fa84f7c38dca706c2366.exe

    Filesize

    372KB

    MD5

    a706eda93400a13927b8904c567d8d0f

    SHA1

    eae19290e878162968fd683ad9139152432cd7e5

    SHA256

    8c39168139776b452d4ae4a2d2fa83970a48cf4111e1f88be02376cd4b9b135e

    SHA512

    cd2c99d219528ba62d66e91b654ac1167d84b280e84bda3b1adb98337dca1aab4dc183be041fbec61cc9bdb6d606a8dc32ae4d04d26da60e56a06c58f52010f4

  • \Users\Admin\AppData\Local\Temp\026c8b3ca9f6fa84f7c38dca706c2366.exe

    Filesize

    636KB

    MD5

    7467cd9ce607e84e467162f79e638d4b

    SHA1

    23c0a9af3524d29d064d28767359c64d042cec3e

    SHA256

    799e67da2816fbb438adec974412e4231031bf01b32af2158955d959203be9aa

    SHA512

    32c2f0a4cd4271c1bc4741682d48d3c0e807f899e4a49d19ac934b3adf0f061ce824e1c228d6ac58609e8185d4ebb09d866a39c29befe1001f97e399876b33c1

  • memory/1396-0-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/1396-1-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/1396-3-0x0000000001A60000-0x0000000001B72000-memory.dmp

    Filesize

    1.1MB

  • memory/1396-15-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/1396-16-0x00000000033F0000-0x000000000385A000-memory.dmp

    Filesize

    4.4MB

  • memory/1396-26-0x00000000033F0000-0x000000000385A000-memory.dmp

    Filesize

    4.4MB

  • memory/1800-17-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/1800-18-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/1800-21-0x0000000000250000-0x0000000000362000-memory.dmp

    Filesize

    1.1MB

  • memory/1800-27-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB