Analysis

  • max time kernel
    327s
  • max time network
    330s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250211-en
  • resource tags

    arch:x64arch:x86image:win11-20250211-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    16-02-2025 17:39

General

  • Target

    BootstrapperNew 1.exe

  • Size

    50KB

  • MD5

    e04ffbc3f3dd5111ff1334d266652b79

  • SHA1

    b84171d543dd9f345813f0220142b9cfd9132e12

  • SHA256

    cd2c66350bccdd0152b592b3e7cb2c999e7923171f21a2ce887ac0d4eaf2032a

  • SHA512

    d65f661bd54f6aec9b7b5c10c87b90071c84c0c6d5a04d3a0727c1fdcf4099f5da2e3aeba7502e71c55059f8618c7dba85e1eb24dee8014b798ecc6eded93c3a

  • SSDEEP

    768:qdhO/poiiUcjlJInvdH9Xqk5nWEZ5SbTDaCWI7CPW5ispY:Mw+jjgnFH9XqcnW85SbTbWIqspY

Malware Config

Extracted

Family

xenorat

C2

108.77.173.66

Mutex

Xeno_rat_nd8912d

Attributes
  • delay

    3000

  • install_path

    appdata

  • port

    4758

  • startup_name

    Solara Bootstrapper Dependinces

Signatures

  • Detect XenoRat Payload 4 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Xenorat family
  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BootstrapperNew 1.exe
    "C:\Users\Admin\AppData\Local\Temp\BootstrapperNew 1.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4792
    • C:\Users\Admin\AppData\Roaming\XenoManager\BootstrapperNew 1.exe
      "C:\Users\Admin\AppData\Roaming\XenoManager\BootstrapperNew 1.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4464
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "Solara Bootstrapper Dependinces" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC1D9.tmp" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:3588
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PG9lbSBwcm9kdWN0X21hbnVmYWN0dXJlcj0iIiBwcm9kdWN0X25hbWU9IiIvPjxleHAgZXRhZz0iJnF1b3Q7RSt4YkF6Nlk2c1UxMjg5YlM2cWw0VlJMYmtqZkJVR1RNSnNqckhyNDRpST0mcXVvdDsiLz48YXBwIGFwcGlkPSJ7OEE2OUQzNDUtRDU2NC00NjNjLUFGRjEtQTY5RDlFNTMwRjk2fSIgdmVyc2lvbj0iMTIzLjAuNjMxMi4xMjMiIG5leHR2ZXJzaW9uPSIiIGxhbmc9ImVuIiBicmFuZD0iR0dMUyIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjUiIGluc3RhbGxkYXRldGltZT0iMTczOTI5NDgzNCIgb29iZV9pbnN0YWxsX3RpbWU9IjEzMzgzNzY2NTUyNTM3MDAwMCI-PGV2ZW50IGV2ZW50dHlwZT0iMzEiIGV2ZW50cmVzdWx0PSIxIiBlcnJvcmNvZGU9IjAiIGV4dHJhY29kZTE9IjIxNzk4NjIiIHN5c3RlbV91cHRpbWVfdGlja3M9IjUwNzQ5MTY4MTQiLz48L2FwcD48L3JlcXVlc3Q-
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:4976

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\BootstrapperNew 1.exe.log

    Filesize

    226B

    MD5

    1294de804ea5400409324a82fdc7ec59

    SHA1

    9a39506bc6cadf99c1f2129265b610c69d1518f7

    SHA256

    494398ec6108c68573c366c96aae23d35e7f9bdbb440a4aab96e86fcad5871d0

    SHA512

    033905cc5b4d0c0ffab2138da47e3223765146fa751c9f84b199284b653a04874c32a23aae577d2e06ce6c6b34fec62331b5fc928e3baf68dc53263ecdfa10c1

  • C:\Users\Admin\AppData\Local\Temp\tmpC1D9.tmp

    Filesize

    1KB

    MD5

    0579f29ab936caa1c006d50f1afabd69

    SHA1

    afa6d1ab1e9b31cd9bf7acfac2bba38df09c431f

    SHA256

    23f8fa9c340f4d121e145654beba9923b9aec6e950b76162d1e4278dad391717

    SHA512

    26dd4b0bf8d4c71592ec86add436b3b91c0e278d26bf372bad755f900e1153c669b5c88b0b8d7d8a19f95bf781a644471f8b69e1ac27bac95544435c83a9f3ce

  • C:\Users\Admin\AppData\Roaming\XenoManager\BootstrapperNew 1.exe

    Filesize

    50KB

    MD5

    e04ffbc3f3dd5111ff1334d266652b79

    SHA1

    b84171d543dd9f345813f0220142b9cfd9132e12

    SHA256

    cd2c66350bccdd0152b592b3e7cb2c999e7923171f21a2ce887ac0d4eaf2032a

    SHA512

    d65f661bd54f6aec9b7b5c10c87b90071c84c0c6d5a04d3a0727c1fdcf4099f5da2e3aeba7502e71c55059f8618c7dba85e1eb24dee8014b798ecc6eded93c3a

  • memory/4464-23-0x00000000053C0000-0x0000000005410000-memory.dmp

    Filesize

    320KB

  • memory/4464-25-0x00000000065F0000-0x0000000006B1C000-memory.dmp

    Filesize

    5.2MB

  • memory/4464-59-0x0000000007030000-0x000000000703A000-memory.dmp

    Filesize

    40KB

  • memory/4464-18-0x0000000073600000-0x0000000073DB1000-memory.dmp

    Filesize

    7.7MB

  • memory/4464-19-0x0000000005870000-0x00000000058D6000-memory.dmp

    Filesize

    408KB

  • memory/4464-21-0x0000000005C20000-0x0000000005D1A000-memory.dmp

    Filesize

    1000KB

  • memory/4464-22-0x0000000005EF0000-0x00000000060B2000-memory.dmp

    Filesize

    1.8MB

  • memory/4464-58-0x0000000007090000-0x0000000007122000-memory.dmp

    Filesize

    584KB

  • memory/4464-24-0x0000000005DA0000-0x0000000005E16000-memory.dmp

    Filesize

    472KB

  • memory/4464-15-0x0000000073600000-0x0000000073DB1000-memory.dmp

    Filesize

    7.7MB

  • memory/4464-26-0x0000000005E60000-0x0000000005E7E000-memory.dmp

    Filesize

    120KB

  • memory/4464-28-0x0000000006460000-0x00000000064FC000-memory.dmp

    Filesize

    624KB

  • memory/4464-36-0x0000000006B20000-0x0000000006DA0000-memory.dmp

    Filesize

    2.5MB

  • memory/4464-56-0x0000000006510000-0x000000000651C000-memory.dmp

    Filesize

    48KB

  • memory/4464-57-0x00000000075A0000-0x0000000007B46000-memory.dmp

    Filesize

    5.6MB

  • memory/4792-0-0x000000007360E000-0x000000007360F000-memory.dmp

    Filesize

    4KB

  • memory/4792-1-0x0000000000BF0000-0x0000000000C02000-memory.dmp

    Filesize

    72KB