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Analysis

  • max time kernel
    138s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 13:31

General

  • Target

    a4da8f3883e8ba6fdb295a095b1a748a.exe

  • Size

    2.7MB

  • MD5

    a4da8f3883e8ba6fdb295a095b1a748a

  • SHA1

    6035a525d7f7356bd9bc9a094f40881ea3202de2

  • SHA256

    17cffb5fdd921e8c289030a5aa1bb9da17d2b071ba677634e5353f97b6a19186

  • SHA512

    a2c8e71d5aad021152164ce922d5bfee1151721676defd8093d5f7e2d19587f315245b825f33d4164243f9473b029c12acfa9499e721166c475a5f9debf27309

  • SSDEEP

    49152:jMN91ZL5hv+qSvqJHdOljmtePuQ2zgG1ZFBOtHf2nG:ju9fvmyJoltuQGOK

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a4da8f3883e8ba6fdb295a095b1a748a.exe
    "C:\Users\Admin\AppData\Local\Temp\a4da8f3883e8ba6fdb295a095b1a748a.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Users\Admin\AppData\Local\Temp\a4da8f3883e8ba6fdb295a095b1a748a.exe
      C:\Users\Admin\AppData\Local\Temp\a4da8f3883e8ba6fdb295a095b1a748a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4344

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\a4da8f3883e8ba6fdb295a095b1a748a.exe

    Filesize

    1.3MB

    MD5

    64a25aa43909ea64cf3865ae8675c550

    SHA1

    0d75442ed1f5292ac03d61be13deedadb95c7928

    SHA256

    30fdc296f32cc50a9628a3f7a92a4b48558399ac619240c358621927e67a1b6b

    SHA512

    08a0ac626fb3bd68f936d3a6670c46658977e31547d67902330b39524038d5dd2fdc135ce3d5b4ec7c26fe51b4d69888409587109ba02bdf5ba029dd26a3c579

  • memory/1928-0-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/1928-1-0x0000000001870000-0x0000000001982000-memory.dmp

    Filesize

    1.1MB

  • memory/1928-2-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/1928-15-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/4344-14-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/4344-17-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/4344-16-0x0000000001870000-0x0000000001982000-memory.dmp

    Filesize

    1.1MB

  • memory/4344-24-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB