Analysis

  • max time kernel
    90s
  • max time network
    114s
  • 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 07:36

General

  • Target

    7a15c89ca3478abf907c3268181fbe3d.exe

  • Size

    302KB

  • MD5

    7a15c89ca3478abf907c3268181fbe3d

  • SHA1

    6379fd55031353bf2ccc5ee8d5ff9fd7f07b4c9c

  • SHA256

    1eb1943f2e2a577188a4008f720575710f5e37567c665f55533ae3d82c18904a

  • SHA512

    1038205387332e1d9a080dc4c4896b743bb76370e4c502b51518fc2e7f88147ceba1843a89475615e9808f1a166c99722847fff31e058b9797d040ac0ff01627

  • SSDEEP

    6144:iWGvrqJXcINuOafGRiA0pkAviyYyCyRDF0FjmQ:iLqJX/uvG8A0uAayh2Fjm

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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\7a15c89ca3478abf907c3268181fbe3d.exe
    "C:\Users\Admin\AppData\Local\Temp\7a15c89ca3478abf907c3268181fbe3d.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4040
    • C:\Users\Admin\AppData\Local\Temp\7a15c89ca3478abf907c3268181fbe3d.exe
      C:\Users\Admin\AppData\Local\Temp\7a15c89ca3478abf907c3268181fbe3d.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:224

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7a15c89ca3478abf907c3268181fbe3d.exe

    Filesize

    61KB

    MD5

    2ce8398594082598420cd6a0a04fb43b

    SHA1

    ced0146beb51fab84ba8ca9e5f38c90d07781f4b

    SHA256

    472603417467255498955fd18816a82c482a334819fac9392a525bf5e0a39ddd

    SHA512

    2fef2158c819600302b915946bdb0e5051eb239a6f0c7f5cdede57a762c1d5bc64d9681df93348d8b62870edb38a4e2bb4f800bdff622ba368906fc2ba5ebee3

  • memory/224-15-0x0000000000140000-0x0000000000171000-memory.dmp

    Filesize

    196KB

  • memory/224-17-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/224-32-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/4040-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/4040-1-0x00000000014E0000-0x0000000001511000-memory.dmp

    Filesize

    196KB

  • memory/4040-2-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/4040-13-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB