Analysis

  • max time kernel
    137s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-02-2024 18:14

General

  • Target

    9c52b3df8fa2f500d0601c4666022962.exe

  • Size

    5.5MB

  • MD5

    9c52b3df8fa2f500d0601c4666022962

  • SHA1

    7fd273aa26e909b9fb264f2ee0e12577301e018e

  • SHA256

    83c847636be6f783881227a31506352e516e806445d9de7b90f1349182ee14e4

  • SHA512

    07d59e6f765cf8fc874061b2d5dfe0b84705631109ab84ac449c764b36ddeb01798fbb353450ea892dd1ccadd8484d4887f7552c3a1079de7865927f457c3a61

  • SSDEEP

    98304:Xlt1+pP4i/Xjj1lZuWU135mCckFR+vicS43:Xw/Xv8N33FR+6c

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\9c52b3df8fa2f500d0601c4666022962.exe
    "C:\Users\Admin\AppData\Local\Temp\9c52b3df8fa2f500d0601c4666022962.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:436
    • C:\Users\Admin\AppData\Local\Temp\9c52b3df8fa2f500d0601c4666022962.exe
      C:\Users\Admin\AppData\Local\Temp\9c52b3df8fa2f500d0601c4666022962.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\9c52b3df8fa2f500d0601c4666022962.exe

    Filesize

    523KB

    MD5

    c30de27511af46fd16ec6d020eba9ed1

    SHA1

    117c627a5fd7fe44f3f88768ed18bd6def83e1b4

    SHA256

    e0d178060a989a882272b3f4a047a026f150fc603c9d051493640b679f062870

    SHA512

    d413ec42b7b3215977b25311b29697f01c46c93f48308ae768da4d8d9a516a81fbdc695a82b27943db9435e22036e3b8cbf5a724fa2ee45866daf5f05d65d3b7

  • memory/436-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/436-1-0x00000000022E0000-0x000000000253A000-memory.dmp

    Filesize

    2.4MB

  • memory/436-2-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/436-13-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/4992-14-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4992-15-0x0000000002410000-0x000000000266A000-memory.dmp

    Filesize

    2.4MB

  • memory/4992-31-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB