Analysis

  • max time kernel
    132s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    20/10/2022, 08:55

General

  • Target

    44fc0a9324c9c078ed7392c3a67539e63be86f9fceee92d4729cbbe89fe1fb45.exe

  • Size

    20KB

  • MD5

    70c6d9222e764876e795f911fed49c90

  • SHA1

    5ab0c695fc97411a5448dab8dffa51b9b78a343f

  • SHA256

    44fc0a9324c9c078ed7392c3a67539e63be86f9fceee92d4729cbbe89fe1fb45

  • SHA512

    b67a5743f328d6e92a0b2f66f05a8b6df45f6b391889c7c02b7d2413bca25380fa509c2e4036c879a856be1746e3ed1bb29dd4ebfb6169b4718b13e8b5a425be

  • SSDEEP

    192:0KRkIYzBtHHr5ns/U/hydSfNCMAOVKXzfm/++e1j+QkC4duC8ffg0WYmbUMxgg:0KRkN9H9ncmClvD+mPkChLWYg

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\44fc0a9324c9c078ed7392c3a67539e63be86f9fceee92d4729cbbe89fe1fb45.exe
    "C:\Users\Admin\AppData\Local\Temp\44fc0a9324c9c078ed7392c3a67539e63be86f9fceee92d4729cbbe89fe1fb45.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1112
    • C:\Users\Admin\AppData\Local\Temp\dafon.exe
      "C:\Users\Admin\AppData\Local\Temp\dafon.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:1956

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

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

          Filesize

          20KB

          MD5

          cab970f80879947b009f3ee0cef5d0d2

          SHA1

          0cd5c7f53a9e5a0bd1251dc27878e96cae133ba6

          SHA256

          9c9eeacc85fca588a9200f09b14caf5ea1162ce03e660d7a51175d5d18b1e588

          SHA512

          c7a3f5f8b01d08c13f4ff351fb1ce66f9782f77dddbf3f863c99ba2832d6d1bf5900e220cb32ecd9cba379f7a8734b98b34ae3adcbd99a54c4c7d4e2f04a31b6

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

          Filesize

          20KB

          MD5

          cab970f80879947b009f3ee0cef5d0d2

          SHA1

          0cd5c7f53a9e5a0bd1251dc27878e96cae133ba6

          SHA256

          9c9eeacc85fca588a9200f09b14caf5ea1162ce03e660d7a51175d5d18b1e588

          SHA512

          c7a3f5f8b01d08c13f4ff351fb1ce66f9782f77dddbf3f863c99ba2832d6d1bf5900e220cb32ecd9cba379f7a8734b98b34ae3adcbd99a54c4c7d4e2f04a31b6

        • \Users\Admin\AppData\Local\Temp\dafon.exe

          Filesize

          20KB

          MD5

          cab970f80879947b009f3ee0cef5d0d2

          SHA1

          0cd5c7f53a9e5a0bd1251dc27878e96cae133ba6

          SHA256

          9c9eeacc85fca588a9200f09b14caf5ea1162ce03e660d7a51175d5d18b1e588

          SHA512

          c7a3f5f8b01d08c13f4ff351fb1ce66f9782f77dddbf3f863c99ba2832d6d1bf5900e220cb32ecd9cba379f7a8734b98b34ae3adcbd99a54c4c7d4e2f04a31b6

        • \Users\Admin\AppData\Local\Temp\dafon.exe

          Filesize

          20KB

          MD5

          cab970f80879947b009f3ee0cef5d0d2

          SHA1

          0cd5c7f53a9e5a0bd1251dc27878e96cae133ba6

          SHA256

          9c9eeacc85fca588a9200f09b14caf5ea1162ce03e660d7a51175d5d18b1e588

          SHA512

          c7a3f5f8b01d08c13f4ff351fb1ce66f9782f77dddbf3f863c99ba2832d6d1bf5900e220cb32ecd9cba379f7a8734b98b34ae3adcbd99a54c4c7d4e2f04a31b6

        • memory/1112-54-0x0000000075B11000-0x0000000075B13000-memory.dmp

          Filesize

          8KB