Resubmissions

30-08-2024 09:44

240830-lqsx4syfnr 10

12-08-2024 19:19

240812-x1vp8swalk 10

Analysis

  • max time kernel
    33s
  • max time network
    33s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-08-2024 19:19

General

  • Target

    aimware_external.exe

  • Size

    1.1MB

  • MD5

    f3726ec3f03283f95e814d084a2769be

  • SHA1

    44afeb86f4d8bfdd8cf49843fc79dc5c5f3d5cb8

  • SHA256

    20f245865bcfc518bf44fa8b1bbfa3c91724ed003d65c5002f9823deddad6d6c

  • SHA512

    93cb5e28494193f0bec93877bfbefda33b71a61fb3d113e20e3f3bf905bc7b530e057218d6ba52c03e13054471c9e8de00e24ecea4747550e209993562d9b29c

  • SSDEEP

    24576:Rc7LqjkLHKx9JYjdK/UmJcgzILePcmVsT+2aicZRDTM1/DEf:RcCkHKxQm9fcmV4+jNZRDsLg

Malware Config

Extracted

Family

xenorat

C2

147.185.221.21

Mutex

nd8912d

Attributes
  • delay

    3000

  • install_path

    appdata

  • port

    6663

  • startup_name

    svchost.exe

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aimware_external.exe
    "C:\Users\Admin\AppData\Local\Temp\aimware_external.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3676
    • C:\Users\Admin\AppData\Roaming\XenoManager\aimware_external.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\aimware_external.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3212
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "svchost.exe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD5DE.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    226B

    MD5

    916851e072fbabc4796d8916c5131092

    SHA1

    d48a602229a690c512d5fdaf4c8d77547a88e7a2

    SHA256

    7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

    SHA512

    07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

  • C:\Users\Admin\AppData\Local\Temp\tmpD5DE.tmp

    Filesize

    1KB

    MD5

    ade2f76cf60ab21525613c520968ba41

    SHA1

    78ed066a74d588210e54961257b0230042e7b677

    SHA256

    2c9717fc12ed82542da3863e0e43dbe7b71862c7cca9419312539b0c7720b59b

    SHA512

    78f83f3eee33a448f0712fb192cf0b185ad6cb52d9c1d292078bb4f29f2e4d52a8e7568bb41c4b7d34b53bf10589c4c4b2c3ed37defbb44e53e906fd9a797ee2

  • C:\Users\Admin\AppData\Roaming\XenoManager\aimware_external.exe

    Filesize

    1.1MB

    MD5

    f3726ec3f03283f95e814d084a2769be

    SHA1

    44afeb86f4d8bfdd8cf49843fc79dc5c5f3d5cb8

    SHA256

    20f245865bcfc518bf44fa8b1bbfa3c91724ed003d65c5002f9823deddad6d6c

    SHA512

    93cb5e28494193f0bec93877bfbefda33b71a61fb3d113e20e3f3bf905bc7b530e057218d6ba52c03e13054471c9e8de00e24ecea4747550e209993562d9b29c

  • memory/3212-21-0x000000007396E000-0x000000007396F000-memory.dmp

    Filesize

    4KB

  • memory/3212-23-0x00000000000A0000-0x0000000000452000-memory.dmp

    Filesize

    3.7MB

  • memory/3212-29-0x00000000000A0000-0x0000000000452000-memory.dmp

    Filesize

    3.7MB

  • memory/3212-18-0x00000000000A0000-0x0000000000452000-memory.dmp

    Filesize

    3.7MB

  • memory/3212-19-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

    Filesize

    4KB

  • memory/3212-30-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

    Filesize

    4KB

  • memory/3212-28-0x00000000000A0000-0x0000000000452000-memory.dmp

    Filesize

    3.7MB

  • memory/3212-22-0x00000000000A0000-0x0000000000452000-memory.dmp

    Filesize

    3.7MB

  • memory/3212-25-0x00000000000A0000-0x0000000000452000-memory.dmp

    Filesize

    3.7MB

  • memory/3212-24-0x0000000073960000-0x0000000074110000-memory.dmp

    Filesize

    7.7MB

  • memory/3676-3-0x00000000002A0000-0x0000000000652000-memory.dmp

    Filesize

    3.7MB

  • memory/3676-1-0x0000000000F30000-0x0000000000F31000-memory.dmp

    Filesize

    4KB

  • memory/3676-0-0x00000000002A0000-0x0000000000652000-memory.dmp

    Filesize

    3.7MB

  • memory/3676-2-0x000000007396E000-0x000000007396F000-memory.dmp

    Filesize

    4KB

  • memory/3676-17-0x00000000002A0000-0x0000000000652000-memory.dmp

    Filesize

    3.7MB