Resubmissions

14-01-2025 06:03

250114-gr64xa1lbr 10

08-08-2022 09:52

220808-lv22ksbca5 10

Analysis

  • max time kernel
    94s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    08-08-2022 09:52

General

  • Target

    JvUpdateXX2.exe

  • Size

    202KB

  • MD5

    8b7e6d84584506e17e54b74bde94fb39

  • SHA1

    6091eb1e58a0ea585abcdc2e1ca7c7939348cdef

  • SHA256

    f26c9aff73c041c5a506b8e8ede7bc50fe468d34b0cbf750940bb195eb068b0b

  • SHA512

    9bfe8a2d5ea2458dd89589a6031f95554c6d757e068a38127880ca3d3d8628d979bd5de1ec31706c6e3c6ca127741c0666e904bec59b7db2d9ab16e0558d2c16

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JvUpdateXX2.exe
    "C:\Users\Admin\AppData\Local\Temp\JvUpdateXX2.exe"
    1⤵
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:1808

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1808-54-0x0000000076281000-0x0000000076283000-memory.dmp

    Filesize

    8KB

  • memory/1808-55-0x0000000074AF0000-0x000000007509B000-memory.dmp

    Filesize

    5.7MB

  • memory/1808-56-0x0000000074AF0000-0x000000007509B000-memory.dmp

    Filesize

    5.7MB