Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2024 19:19

General

  • Target

    290b0d92c40e605605a8fb33a53a745a.exe

  • Size

    47KB

  • MD5

    290b0d92c40e605605a8fb33a53a745a

  • SHA1

    a72ce92541d236cbc50e7d55e70c02a81317a64c

  • SHA256

    405a6cc22fd599462f76473603d4a62264a43a2f81c229bd1fd1816de3188b0a

  • SHA512

    6060976350871533eb399508e4a0dc7e72171d812edfdd8a2b554b1ab306f731c5b1ef2fccc37a3f575e4141121c165aa0c9bbf627113b63e2983c0b4c257942

  • SSDEEP

    768:rlh0npoiiUcjlJInbd/bqrCPZ5Sb/D/qVI3vW50v:RuWjjgnJ/bMo5Sb/+VIFv

Malware Config

Extracted

Family

xenorat

C2

96.126.118.61

Mutex

Microsoft Windows_3371808

Attributes
  • delay

    5000

  • install_path

    appdata

  • port

    5037

  • startup_name

    svchost.exe

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Xenorat family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\290b0d92c40e605605a8fb33a53a745a.exe
    "C:\Users\Admin\AppData\Local\Temp\290b0d92c40e605605a8fb33a53a745a.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5080
    • C:\Users\Admin\AppData\Roaming\Microsoft\290b0d92c40e605605a8fb33a53a745a.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\290b0d92c40e605605a8fb33a53a745a.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:316
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "svchost.exe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB381.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\290b0d92c40e605605a8fb33a53a745a.exe.log

    Filesize

    226B

    MD5

    916851e072fbabc4796d8916c5131092

    SHA1

    d48a602229a690c512d5fdaf4c8d77547a88e7a2

    SHA256

    7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

    SHA512

    07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

  • C:\Users\Admin\AppData\Local\Temp\tmpB381.tmp

    Filesize

    1KB

    MD5

    2cba7f03688330138b9cc35272af857e

    SHA1

    324df0fda184601319de91aceaee459250f19762

    SHA256

    2903eef51aec99a279551c8553aa5a654d6e5dd593df430b118f33474b7a1661

    SHA512

    a964e75948c6598d05986eb781f1040adf58246d52341b2dc76a13f5482e4b2b2c642c113207f8e3f1e4a0069b9da02045d7fb9fb39963e06d902e0ebd57ca78

  • C:\Users\Admin\AppData\Roaming\Microsoft\290b0d92c40e605605a8fb33a53a745a.exe

    Filesize

    47KB

    MD5

    290b0d92c40e605605a8fb33a53a745a

    SHA1

    a72ce92541d236cbc50e7d55e70c02a81317a64c

    SHA256

    405a6cc22fd599462f76473603d4a62264a43a2f81c229bd1fd1816de3188b0a

    SHA512

    6060976350871533eb399508e4a0dc7e72171d812edfdd8a2b554b1ab306f731c5b1ef2fccc37a3f575e4141121c165aa0c9bbf627113b63e2983c0b4c257942

  • memory/316-17-0x0000000074EC0000-0x0000000075670000-memory.dmp

    Filesize

    7.7MB

  • memory/316-20-0x0000000005BC0000-0x0000000005C26000-memory.dmp

    Filesize

    408KB

  • memory/316-21-0x0000000074EC0000-0x0000000075670000-memory.dmp

    Filesize

    7.7MB

  • memory/316-22-0x0000000074EC0000-0x0000000075670000-memory.dmp

    Filesize

    7.7MB

  • memory/5080-0-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

    Filesize

    4KB

  • memory/5080-1-0x0000000000D60000-0x0000000000D72000-memory.dmp

    Filesize

    72KB