Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/06/2024, 07:00

General

  • Target

    b082d62961f20103d0a6dcea762adbb20a8d2f2306fc08b1ab9aace0a078ff55.exe

  • Size

    134KB

  • MD5

    80963c169ed50449c9d3d899b9a3e197

  • SHA1

    4bb5682d1e2783026ef4972ad20551fa0894f728

  • SHA256

    b082d62961f20103d0a6dcea762adbb20a8d2f2306fc08b1ab9aace0a078ff55

  • SHA512

    cc5463d036c8157db7b546997c33d571f4370f4a4ee05d74b0f7afa0f458c6de587ab57157688330e1e8a67133837d2a2a2e15d936e59ceb621b36a83ad1c53d

  • SSDEEP

    1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38Qp:riAyLN9aa+9U2rW1ip6pr2At7NZuQp

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b082d62961f20103d0a6dcea762adbb20a8d2f2306fc08b1ab9aace0a078ff55.exe
    "C:\Users\Admin\AppData\Local\Temp\b082d62961f20103d0a6dcea762adbb20a8d2f2306fc08b1ab9aace0a078ff55.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\ProgramData\Update\WwanSvc.exe
      "C:\ProgramData\Update\WwanSvc.exe" /run
      2⤵
      • Executes dropped EXE
      PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Update\WwanSvc.exe

    Filesize

    134KB

    MD5

    1e821af2f9574b7dd184f0a3472e3469

    SHA1

    c583496d117547135a88399889a524f2b9535728

    SHA256

    fdd5f0fbd7bb992e35ba473ae10fe8090b5ecc8c71aef0f8401c0f0eb7835e37

    SHA512

    55b98d31a8ee4a8868c6768a86aae5f4960bbb9eb8675c63a7fa158b5162d2127d3aacff48e403c56b2793cc47348e3aa58e2ae3c4935e904528a19597220db4

  • memory/2884-0-0x0000000000CA0000-0x0000000000CC8000-memory.dmp

    Filesize

    160KB

  • memory/2884-4-0x0000000000080000-0x00000000000A8000-memory.dmp

    Filesize

    160KB

  • memory/2884-8-0x0000000000CA0000-0x0000000000CC8000-memory.dmp

    Filesize

    160KB

  • memory/2884-9-0x0000000000CA0000-0x0000000000CC8000-memory.dmp

    Filesize

    160KB

  • memory/2912-7-0x0000000000820000-0x0000000000848000-memory.dmp

    Filesize

    160KB