Analysis

  • max time kernel
    89s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    23-04-2021 09:13

General

  • Target

    P07465535534.exe

  • Size

    425KB

  • MD5

    cc3d70499f858056b3eb4aadbca22b90

  • SHA1

    229b70fbddb9d3de9f42b241b30333141d5710da

  • SHA256

    2f2bfbeae9af039db61d3b9f9adef3b5c0a1ef9635cc80510cac0d87f9aade00

  • SHA512

    016fe9a10b8c87c028b05d9fb772505514f55af1138932a2cf7a9e7306ed148107ac509ae63bcf2ea72a2d5a7d941b4a530ec6511262d48dc90d049561a3e629

Malware Config

Signatures

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\P07465535534.exe
    "C:\Users\Admin\AppData\Local\Temp\P07465535534.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3892
    • C:\Users\Admin\AppData\Local\Temp\P07465535534.exe
      C:\Users\Admin\AppData\Local\Temp\P07465535534.exe
      2⤵
        PID:2764

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    2
    T1081

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\P07465535534.exe.log
      MD5

      9e7845217df4a635ec4341c3d52ed685

      SHA1

      d65cb39d37392975b038ce503a585adadb805da5

      SHA256

      d60e596ed3d5c13dc9f1660e6d870d99487e1383891437645c4562a9ecaa8c9b

      SHA512

      307c3b4d4f2655bdeb177e7b9c981ca27513618903f02c120caa755c9da5a8dd03ebab660b56108a680720a97c1e9596692490aede18cc4bd77b9fc3d8e68aa1

    • memory/2764-129-0x0000000005730000-0x0000000005731000-memory.dmp
      Filesize

      4KB

    • memory/2764-130-0x0000000005C00000-0x0000000005C01000-memory.dmp
      Filesize

      4KB

    • memory/2764-123-0x0000000000400000-0x0000000000414000-memory.dmp
      Filesize

      80KB

    • memory/2764-128-0x0000000002E00000-0x0000000002E16000-memory.dmp
      Filesize

      88KB

    • memory/2764-134-0x0000000005EC0000-0x0000000005EC1000-memory.dmp
      Filesize

      4KB

    • memory/2764-133-0x0000000005F60000-0x0000000005F61000-memory.dmp
      Filesize

      4KB

    • memory/2764-132-0x0000000005DE0000-0x0000000005DE1000-memory.dmp
      Filesize

      4KB

    • memory/2764-124-0x000000000040D6CA-mapping.dmp
    • memory/2764-136-0x0000000006070000-0x0000000006071000-memory.dmp
      Filesize

      4KB

    • memory/2764-131-0x0000000005D80000-0x0000000005DC7000-memory.dmp
      Filesize

      284KB

    • memory/3892-121-0x0000000005A03000-0x0000000005A05000-memory.dmp
      Filesize

      8KB

    • memory/3892-114-0x0000000000FB0000-0x0000000000FB1000-memory.dmp
      Filesize

      4KB

    • memory/3892-119-0x0000000005AA0000-0x0000000005AA2000-memory.dmp
      Filesize

      8KB

    • memory/3892-118-0x0000000005850000-0x0000000005851000-memory.dmp
      Filesize

      4KB

    • memory/3892-122-0x0000000005EE0000-0x0000000005EFE000-memory.dmp
      Filesize

      120KB

    • memory/3892-117-0x00000000058B0000-0x00000000058B1000-memory.dmp
      Filesize

      4KB

    • memory/3892-120-0x0000000005A00000-0x0000000005A01000-memory.dmp
      Filesize

      4KB

    • memory/3892-116-0x0000000005F10000-0x0000000005F11000-memory.dmp
      Filesize

      4KB