Resubmissions

03-09-2024 14:02

240903-rb57sazdqf 10

03-09-2024 13:51

240903-q59avszclf 10

02-09-2024 19:51

240902-yk8gtsxbpd 10

02-09-2024 02:27

240902-cxh7tazflg 10

02-09-2024 02:26

240902-cwxc2sygll 10

21-06-2024 19:37

240621-yca7cszgnd 10

09-06-2024 17:07

240609-vm7rjadd73 10

13-05-2024 17:36

240513-v6qblafe3y 10

12-05-2024 17:17

240512-vty3zafh5s 10

Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-05-2024 17:17

General

  • Target

    Stealers/Masslogger/mouse_2.exe

  • Size

    984KB

  • MD5

    af8ab92992ccc4cc6a637953836edf93

  • SHA1

    ac17c77cae31fdfeb618b0083285ba869baf29fc

  • SHA256

    03968a3a5a7a880feefca31686fcfbed445080a0c06eda2b6d623757179b782c

  • SHA512

    9dc3bdfe45f9333d62ef3b0aaf3860a9ef1e94ced02ed0437d3ac2f96b3b9aacf6e621703f13d62f356bd50dec84cc3a3dc787a8a14c9ce0ceeed9ff63c45ad2

  • SSDEEP

    24576:iNg+tKkEYA7Gmvv/HGsvPw9vz/DrELE7VUH:0g4K7YA7vvRMbcLa

Malware Config

Signatures

  • Detect ZGRat V1 1 IoCs
  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main payload 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • ReZer0 packer 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 18 IoCs
  • 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 use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Stealers\Masslogger\mouse_2.exe
    "C:\Users\Admin\AppData\Local\Temp\Stealers\Masslogger\mouse_2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2440
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aqkfZm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp68D7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1876
    • C:\Users\Admin\AppData\Local\Temp\Stealers\Masslogger\mouse_2.exe
      "{path}"
      2⤵
        PID:232
      • C:\Users\Admin\AppData\Local\Temp\Stealers\Masslogger\mouse_2.exe
        "{path}"
        2⤵
        • Checks computer location settings
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1204

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\mouse_2.exe.log

      Filesize

      1KB

      MD5

      400f1cc1a0a0ce1cdabda365ab3368ce

      SHA1

      1ecf683f14271d84f3b6063493dce00ff5f42075

      SHA256

      c8fa64f4b69df13ed6408fd4a204f318a36c2f38c85d4a4d42adfc9173f73765

      SHA512

      14c8cfd58d097e5e89c8cabe1e665173f1ccf604a9ef70cdcb84116e265f90819c19c891be408e0ad7e29086a5c2ea2883b7a7d1184878dbbac63e2cabcd1c45

    • C:\Users\Admin\AppData\Local\Temp\tmp68D7.tmp

      Filesize

      1KB

      MD5

      e56e50fe81f706623c3cb718d3ebea90

      SHA1

      39d601263ffaa7344af4392a17acc57c23280cae

      SHA256

      43ad07fbca9a4d84b7ac7dbdd6c0d250c5252e1d8ba7bfb06580aa78ed62e317

      SHA512

      93c7d5cce8908d39a3f028f37c6aefcbe37f078043a619cd9008127163f00b4f248e9417796286d7db3e935517a84c8e086a251653cd09e2cfe2fc16135e5319

    • memory/1204-45-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/1204-34-0x0000000007BE0000-0x0000000007C30000-memory.dmp

      Filesize

      320KB

    • memory/1204-23-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/1204-22-0x0000000005210000-0x0000000005276000-memory.dmp

      Filesize

      408KB

    • memory/1204-19-0x0000000004F40000-0x0000000004F84000-memory.dmp

      Filesize

      272KB

    • memory/1204-21-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/1204-20-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/1204-15-0x0000000000400000-0x00000000004A8000-memory.dmp

      Filesize

      672KB

    • memory/2440-5-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/2440-11-0x0000000006AA0000-0x0000000006B4E000-memory.dmp

      Filesize

      696KB

    • memory/2440-10-0x0000000005350000-0x00000000053EC000-memory.dmp

      Filesize

      624KB

    • memory/2440-9-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/2440-18-0x00000000744A0000-0x0000000074C50000-memory.dmp

      Filesize

      7.7MB

    • memory/2440-8-0x00000000744AE000-0x00000000744AF000-memory.dmp

      Filesize

      4KB

    • memory/2440-7-0x0000000006A90000-0x0000000006A98000-memory.dmp

      Filesize

      32KB

    • memory/2440-6-0x00000000055B0000-0x00000000055BA000-memory.dmp

      Filesize

      40KB

    • memory/2440-0-0x00000000744AE000-0x00000000744AF000-memory.dmp

      Filesize

      4KB

    • memory/2440-4-0x000000000AC30000-0x000000000ACC2000-memory.dmp

      Filesize

      584KB

    • memory/2440-3-0x000000000B040000-0x000000000B5E4000-memory.dmp

      Filesize

      5.6MB

    • memory/2440-2-0x00000000077D0000-0x0000000007890000-memory.dmp

      Filesize

      768KB

    • memory/2440-1-0x00000000008C0000-0x00000000009BC000-memory.dmp

      Filesize

      1008KB