Analysis

  • max time kernel
    152s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/03/2024, 17:16

General

  • Target

    bf2ac5c4128bedaf9098fb1acf9db2a0.exe

  • Size

    11.0MB

  • MD5

    bf2ac5c4128bedaf9098fb1acf9db2a0

  • SHA1

    fb2e0c68b51e20495243c3937b20780e7d3fb03e

  • SHA256

    f6e7ef5e941256f6e4c9f9581a524d8364cdbc1a7858ef75d7812099b327874d

  • SHA512

    110da5499ace21a1d3604dc209465cbf97cf9c840203048605abc4b88c677c99a70fd48e3351cde1cde733a8795b4cf016c6d79b001dc01eaa4eebdc0e3cab5a

  • SSDEEP

    196608:r9wXZJcBYuAcMIE+33FR+6cbf5XIEG5J33FR+6c:r9xGcMu+R7I51+R

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\bf2ac5c4128bedaf9098fb1acf9db2a0.exe
    "C:\Users\Admin\AppData\Local\Temp\bf2ac5c4128bedaf9098fb1acf9db2a0.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Users\Admin\AppData\Local\Temp\bf2ac5c4128bedaf9098fb1acf9db2a0.exe
      C:\Users\Admin\AppData\Local\Temp\bf2ac5c4128bedaf9098fb1acf9db2a0.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3664
  • 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=1420 --field-trial-handle=2272,i,1589057049575649654,2929151440327217574,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:804

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\bf2ac5c4128bedaf9098fb1acf9db2a0.exe

            Filesize

            3.1MB

            MD5

            330415be15b321c4a9c453596e55eb5d

            SHA1

            6364aa7f420592f0eba326130b70ae7c6dfc280a

            SHA256

            cf55b8aafd712348eb29299d03bd566d8957e2c4f43036f58328b8dc90967f51

            SHA512

            7cbc98bc48138a443abd5bdd5100b16ad7055b07b8e8f9b6188aebe9e6f0b748242230152fbbc3c9c2c6e0fd00f4cf1976e4d8ffdc0cfa39934ac0f0015adb74

          • memory/1064-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

            Filesize

            9.6MB

          • memory/1064-1-0x00000000021D0000-0x000000000242A000-memory.dmp

            Filesize

            2.4MB

          • memory/1064-2-0x0000000000400000-0x0000000000605000-memory.dmp

            Filesize

            2.0MB

          • memory/1064-13-0x0000000000400000-0x0000000000605000-memory.dmp

            Filesize

            2.0MB

          • memory/3664-14-0x0000000000400000-0x0000000000D9E000-memory.dmp

            Filesize

            9.6MB

          • memory/3664-16-0x00000000021D0000-0x000000000242A000-memory.dmp

            Filesize

            2.4MB

          • memory/3664-30-0x0000000000400000-0x0000000000D9E000-memory.dmp

            Filesize

            9.6MB