Analysis

  • max time kernel
    146s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2023 13:51

General

  • Target

    Jakugym.exe

  • Size

    84KB

  • MD5

    19b80e894146b941d7a1b47e5264dde0

  • SHA1

    80757020ea1888dd3aa4e3fd2d5d77d2b82bf893

  • SHA256

    a72d37979c90b5850bc50bd063a5da3bfeebea11b2ebecff85f35b7586433f38

  • SHA512

    62286c1dcec5a07bd156f8c117d28a8c4d3bb0ebeee8b338d24efb723e9d4b0cbfcc433945b32ab150165b8d2df84994dc058311abbe04b42cb6eb71188397fe

  • SSDEEP

    1536:aeCctKiaH7Ox+PGTeJfGkWKSO5T3rZtiSwEKSKt9jzpm6:aeCc0H7OwPTpGlS5TbZt7wEKSKt9jVX

Malware Config

Signatures

  • Phemedrone

    An information and wallet stealer written in C#.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Jakugym.exe
    "C:\Users\Admin\AppData\Local\Temp\Jakugym.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4956
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:1628

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4956-0-0x0000000000EA0000-0x0000000000EBC000-memory.dmp

      Filesize

      112KB

    • memory/4956-1-0x00007FFDA0ED0000-0x00007FFDA1991000-memory.dmp

      Filesize

      10.8MB

    • memory/4956-2-0x0000000003190000-0x00000000031A0000-memory.dmp

      Filesize

      64KB

    • memory/4956-3-0x00007FFDA0ED0000-0x00007FFDA1991000-memory.dmp

      Filesize

      10.8MB

    • memory/4956-4-0x0000000003190000-0x00000000031A0000-memory.dmp

      Filesize

      64KB

    • memory/4956-5-0x00007FFDA0ED0000-0x00007FFDA1991000-memory.dmp

      Filesize

      10.8MB