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Analysis

  • max time kernel
    162s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/03/2024, 04:01

General

  • Target

    c266caf54aa122de48c69f3f8f446c2a.exe

  • Size

    5.0MB

  • MD5

    c266caf54aa122de48c69f3f8f446c2a

  • SHA1

    f544763402b4b77eb2f1df7181e41528fce924e2

  • SHA256

    2c8c5deeba530582fe619855cd2ce6a6da4f60dbcc9f9efb408933a91ffe7657

  • SHA512

    c3ee0c1bffc5e3546f294cfefc46d50948107ed46c6877769b96357442a83d0d7ceb1dd497ef07d2df7ebe1bc445d4b32a38b122db337012622c88ce208f4b64

  • SSDEEP

    49152:nBcLfqh12vWDdo1bIlNdsdAiEcIrdFwXV1AcRRaod:+E13dGE56VErMt

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.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe
    "C:\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4892
    • C:\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe
      C:\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4772
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4240 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3060

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\c266caf54aa122de48c69f3f8f446c2a.exe

      Filesize

      1.7MB

      MD5

      8295e8c6e126c9f3ef96bd655be77117

      SHA1

      43dcecdcb2e60d743d0afdd84d011b810e52c76d

      SHA256

      57479aa5c5113765eaa62c4de39d15400137057db4bd48a2565b35365a32fb19

      SHA512

      b6b8c963e35f76b7eec834d44b1fd5397e3758dbf6fc46084ed645b38d427e52a54be69948e9b93177ab3272e522b0dea3c5260be69243179166f80dff3730d6

    • memory/4772-15-0x0000000000400000-0x00000000005EF000-memory.dmp

      Filesize

      1.9MB

    • memory/4772-16-0x00000000020C0000-0x00000000022EE000-memory.dmp

      Filesize

      2.2MB

    • memory/4772-14-0x0000000000400000-0x0000000000CE1000-memory.dmp

      Filesize

      8.9MB

    • memory/4772-22-0x0000000000400000-0x0000000000CE1000-memory.dmp

      Filesize

      8.9MB

    • memory/4892-0-0x0000000000400000-0x0000000000CE1000-memory.dmp

      Filesize

      8.9MB

    • memory/4892-1-0x0000000002100000-0x000000000232E000-memory.dmp

      Filesize

      2.2MB

    • memory/4892-2-0x0000000000400000-0x00000000005EF000-memory.dmp

      Filesize

      1.9MB

    • memory/4892-13-0x0000000000400000-0x00000000005EF000-memory.dmp

      Filesize

      1.9MB