Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2024 16:44

General

  • Target

    75008c45f4f63482f583de1108232255.exe

  • Size

    771KB

  • MD5

    75008c45f4f63482f583de1108232255

  • SHA1

    62a2068e8d213a7087bf54d3a89bcc826e29c2f5

  • SHA256

    316d69deb2d801e2bbbd3752a2a8b448ac54e5bbfce0ac84b868fe6443c8d078

  • SHA512

    a77d9787a29d481080ccb5e5c083bb05354fc8ea6b197bb9db360d6ad08ff06df09a311170573c44a84c1e5ef1c4453bde7dc0e7d8981b12083ee0e36fc6f3ea

  • SSDEEP

    12288:IdHbt3BveMGLVovebFNmnEp6Klf6eb10VHmDXTuFaa2AtyGTKOF25ZoJJyhRge8V:It3By+1n8VPb10hJaothZ2/T6FBBB

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\75008c45f4f63482f583de1108232255.exe
    "C:\Users\Admin\AppData\Local\Temp\75008c45f4f63482f583de1108232255.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Users\Admin\AppData\Local\Temp\75008c45f4f63482f583de1108232255.exe
      C:\Users\Admin\AppData\Local\Temp\75008c45f4f63482f583de1108232255.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab6C5C.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar6CFB.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • \Users\Admin\AppData\Local\Temp\75008c45f4f63482f583de1108232255.exe

    Filesize

    771KB

    MD5

    9fd509dc7950c0dcb074abf0ac627aaf

    SHA1

    3a78f0c733f58b84f1182e56bf6750811bd02eff

    SHA256

    d4953eb93f911e3fda691f739385e1c9603a14b62585eca54e668f779c70ac7e

    SHA512

    f483f6ea551cdf7479ce8daf236360b408a42da58b511c32890a6098cab92e40b6819269e326d861cc066509afac5696aa53eb69bceef91f4f700d65b3810146

  • memory/1944-16-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/1944-17-0x0000000000190000-0x00000000001F6000-memory.dmp

    Filesize

    408KB

  • memory/1944-24-0x00000000002F0000-0x000000000034F000-memory.dmp

    Filesize

    380KB

  • memory/1944-23-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1944-77-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/1944-82-0x000000000EA30000-0x000000000EA6C000-memory.dmp

    Filesize

    240KB

  • memory/1944-83-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2040-12-0x00000000002F0000-0x0000000000356000-memory.dmp

    Filesize

    408KB

  • memory/2040-14-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB

  • memory/2040-1-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2040-3-0x0000000000190000-0x00000000001F6000-memory.dmp

    Filesize

    408KB

  • memory/2040-0-0x0000000000400000-0x000000000045F000-memory.dmp

    Filesize

    380KB