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Analysis

  • max time kernel
    117s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 03:10

General

  • Target

    0c8eba1d7455a34444a8d4220ced4658.exe

  • Size

    2.6MB

  • MD5

    0c8eba1d7455a34444a8d4220ced4658

  • SHA1

    8a5cd139c2fed99792b56274e323df839a81be03

  • SHA256

    ff950cbd3a415dac5562a43931de7f641457764c8f35aec39f4181eac9e1e05e

  • SHA512

    9dcf11afe148beecc5013a4b81504bca01956e867821a0597447835b80702aca338082e91369966c4eaeaffa27c899899d908a2b90d6f6b5344c04416ae09b9a

  • SSDEEP

    49152:IAsmsLB1VA6U4P9+0b1tEmdvmH2gc/ZLr0yK6hX0Su78aay3:WdBP97kvcFr0hckS63

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 5 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\0c8eba1d7455a34444a8d4220ced4658.exe
    "C:\Users\Admin\AppData\Local\Temp\0c8eba1d7455a34444a8d4220ced4658.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Users\Admin\AppData\Local\Temp\0c8eba1d7455a34444a8d4220ced4658.exe
      C:\Users\Admin\AppData\Local\Temp\0c8eba1d7455a34444a8d4220ced4658.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\0c8eba1d7455a34444a8d4220ced4658.exe

    Filesize

    768KB

    MD5

    b565017c0782e565de3cfe9bc34069c3

    SHA1

    bfbd15dfaba79b6263a1848b33fe221b3ae5296c

    SHA256

    e99b4a4be1edf8afb71ca85482f50d4bfb590c8b96a7e0558be113cc9e6f959d

    SHA512

    c476b751d0fd9599b8e539a9efd9bc680c6427ecf728926e48917253bebbf82b7a277d9f74e5fc82ba39ba5cffddb49d50e8d5559a8f9dfb36514c316bc38e5e

  • C:\Users\Admin\AppData\Local\Temp\0c8eba1d7455a34444a8d4220ced4658.exe

    Filesize

    2.6MB

    MD5

    4b20a899e232443cdc06716e97bfde61

    SHA1

    de889fee4b9c740100d16006faaa3c5497093b05

    SHA256

    bfb9919aa2a4cf9188eff05deeddd1836066fc1941907ed5349f3ba6d031ae31

    SHA512

    66f2aaa60792395ff23faa94b3803ec4a95696525a261ca38082ad2f9d4c43c810022763209b3ceba3afb4f44bbcd6a71b820ea2dc53484727e92227f5c47954

  • \Users\Admin\AppData\Local\Temp\0c8eba1d7455a34444a8d4220ced4658.exe

    Filesize

    1.2MB

    MD5

    76ed2ef76130962016af80697ad4979b

    SHA1

    b2c6edef8c9631497ddca3f18b9de26395bd3dbb

    SHA256

    73d5060dc7fed88b0fd44d1023b77fb915d7e3010582ffa9352b1fe0963e05ee

    SHA512

    6d0b201c3fa2835a905f1874bff118d2f69387ce6aa9c66dee7cb02f99d6ed514eaa9743ac005926317f59ecafebc14d7c3e4d2c54fdb3ab4d508d9005e1b4ae

  • memory/1636-0-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/1636-1-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/1636-4-0x00000000021E0000-0x000000000243A000-memory.dmp

    Filesize

    2.4MB

  • memory/1636-41-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/2740-15-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/2740-16-0x0000000002290000-0x00000000024EA000-memory.dmp

    Filesize

    2.4MB

  • memory/2740-42-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB