Analysis

  • max time kernel
    49s
  • max time network
    111s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    12-04-2021 06:36

General

  • Target

    vmeo.exe

  • Size

    1.6MB

  • MD5

    680db8071c092a79396fa2a44e710d70

  • SHA1

    4f16d9dae64d87dcb25a9a4521930e055df4042e

  • SHA256

    e221a9a50a4c2492f5fbd710cddc97c63ea9247f6e6c0ba1893e12a9ca608395

  • SHA512

    d91bd6268a75c2d0435786d406dee95c5585ac94207d66fe019d506391a98af400a26548d7a24593864e46f646054881e65e10662d07960e41bd3e8fa6ed6fcf

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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\vmeo.exe
    "C:\Users\Admin\AppData\Local\Temp\vmeo.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4004
    • C:\Users\Admin\AppData\Local\Temp\vmeo.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1708

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    0c2899d7c6746f42d5bbe088c777f94c

    SHA1

    622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

    SHA256

    5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

    SHA512

    ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

  • memory/1708-135-0x0000000005170000-0x0000000005171000-memory.dmp

    Filesize

    4KB

  • memory/1708-134-0x0000000004F00000-0x0000000004F01000-memory.dmp

    Filesize

    4KB

  • memory/1708-126-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1708-127-0x0000000000416552-mapping.dmp

  • memory/1708-141-0x0000000006BE0000-0x0000000006BE1000-memory.dmp

    Filesize

    4KB

  • memory/1708-140-0x0000000007110000-0x0000000007111000-memory.dmp

    Filesize

    4KB

  • memory/1708-139-0x0000000006A10000-0x0000000006A11000-memory.dmp

    Filesize

    4KB

  • memory/1708-136-0x0000000004DA0000-0x00000000053A6000-memory.dmp

    Filesize

    6.0MB

  • memory/1708-133-0x0000000004EC0000-0x0000000004EC1000-memory.dmp

    Filesize

    4KB

  • memory/1708-132-0x0000000004E60000-0x0000000004E61000-memory.dmp

    Filesize

    4KB

  • memory/1708-131-0x00000000053B0000-0x00000000053B1000-memory.dmp

    Filesize

    4KB

  • memory/1708-142-0x0000000007080000-0x0000000007081000-memory.dmp

    Filesize

    4KB

  • memory/4004-125-0x00000000071C0000-0x000000000720F000-memory.dmp

    Filesize

    316KB

  • memory/4004-118-0x0000000005510000-0x0000000005511000-memory.dmp

    Filesize

    4KB

  • memory/4004-116-0x0000000005A30000-0x0000000005A31000-memory.dmp

    Filesize

    4KB

  • memory/4004-124-0x0000000007110000-0x00000000071AB000-memory.dmp

    Filesize

    620KB

  • memory/4004-117-0x0000000005470000-0x0000000005471000-memory.dmp

    Filesize

    4KB

  • memory/4004-114-0x0000000000A80000-0x0000000000A81000-memory.dmp

    Filesize

    4KB

  • memory/4004-123-0x0000000009340000-0x0000000009341000-memory.dmp

    Filesize

    4KB

  • memory/4004-122-0x0000000009280000-0x0000000009285000-memory.dmp

    Filesize

    20KB

  • memory/4004-121-0x0000000005530000-0x0000000005A2E000-memory.dmp

    Filesize

    5.0MB

  • memory/4004-120-0x0000000005530000-0x0000000005A2E000-memory.dmp

    Filesize

    5.0MB

  • memory/4004-119-0x0000000005530000-0x0000000005A2E000-memory.dmp

    Filesize

    5.0MB