Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-09-2024 09:01

General

  • Target

    POandSpecs.exe

  • Size

    460KB

  • MD5

    aa52cb347a4fe7db5729034b98401cc6

  • SHA1

    7f29bef53000b95f4a4e6841a3acaee663f8a76e

  • SHA256

    75b996b46e3fab0bec17d7ecce7cef67d87d8febd445b96cfe449b2deab4fa24

  • SHA512

    4ae2d77c3ccfa6d4b3a24d6045aee14591d96b89d9e6094246a6eb1fbd0be831c04210dd41b147348cdcfa73d2f260034e4f5fefb1094ecd2e868fd03e5c16f4

  • SSDEEP

    12288:IdmmXoRZbtfe6avjEVNRB27/BSxC6XCcgEw:7xfe6aQVDBzCQTgV

Malware Config

Extracted

Family

xenorat

C2

84.38.132.74

Mutex

Msword_Zac_nd8912d

Attributes
  • delay

    5

  • install_path

    temp

  • port

    4444

  • startup_name

    nothingset

Signatures

  • Detect XenoRat Payload 3 IoCs
  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\POandSpecs.exe
    "C:\Users\Admin\AppData\Local\Temp\POandSpecs.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Users\Admin\AppData\Local\Temp\POandSpecs.exe
      "C:\Users\Admin\AppData\Local\Temp\POandSpecs.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4256
      • C:\Users\Admin\AppData\Local\Temp\XenoManager\POandSpecs.exe
        "C:\Users\Admin\AppData\Local\Temp\XenoManager\POandSpecs.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4836
        • C:\Users\Admin\AppData\Local\Temp\XenoManager\POandSpecs.exe
          "C:\Users\Admin\AppData\Local\Temp\XenoManager\POandSpecs.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:3052

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\XenoManager\POandSpecs.exe

    Filesize

    460KB

    MD5

    aa52cb347a4fe7db5729034b98401cc6

    SHA1

    7f29bef53000b95f4a4e6841a3acaee663f8a76e

    SHA256

    75b996b46e3fab0bec17d7ecce7cef67d87d8febd445b96cfe449b2deab4fa24

    SHA512

    4ae2d77c3ccfa6d4b3a24d6045aee14591d96b89d9e6094246a6eb1fbd0be831c04210dd41b147348cdcfa73d2f260034e4f5fefb1094ecd2e868fd03e5c16f4

  • memory/2796-6-0x00000000063E0000-0x00000000063F2000-memory.dmp

    Filesize

    72KB

  • memory/2796-3-0x0000000004A80000-0x0000000004B12000-memory.dmp

    Filesize

    584KB

  • memory/2796-4-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2796-5-0x0000000004A70000-0x0000000004A7A000-memory.dmp

    Filesize

    40KB

  • memory/2796-2-0x0000000005150000-0x00000000056F4000-memory.dmp

    Filesize

    5.6MB

  • memory/2796-7-0x000000007470E000-0x000000007470F000-memory.dmp

    Filesize

    4KB

  • memory/2796-8-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2796-9-0x00000000065F0000-0x0000000006644000-memory.dmp

    Filesize

    336KB

  • memory/2796-10-0x0000000008CB0000-0x0000000008D4C000-memory.dmp

    Filesize

    624KB

  • memory/2796-0-0x000000007470E000-0x000000007470F000-memory.dmp

    Filesize

    4KB

  • memory/2796-1-0x0000000000010000-0x000000000008A000-memory.dmp

    Filesize

    488KB

  • memory/2796-16-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/3052-34-0x00000000057E0000-0x0000000005846000-memory.dmp

    Filesize

    408KB

  • memory/3052-35-0x0000000005780000-0x000000000578C000-memory.dmp

    Filesize

    48KB

  • memory/3052-41-0x0000000006BE0000-0x0000000006BFE000-memory.dmp

    Filesize

    120KB

  • memory/3052-40-0x0000000007300000-0x000000000782C000-memory.dmp

    Filesize

    5.2MB

  • memory/3052-39-0x0000000006A30000-0x0000000006AA6000-memory.dmp

    Filesize

    472KB

  • memory/3052-38-0x0000000005ED0000-0x0000000005F20000-memory.dmp

    Filesize

    320KB

  • memory/3052-37-0x0000000006C00000-0x0000000006DC2000-memory.dmp

    Filesize

    1.8MB

  • memory/3052-36-0x0000000006930000-0x0000000006A2A000-memory.dmp

    Filesize

    1000KB

  • memory/4256-11-0x0000000000400000-0x0000000000412000-memory.dmp

    Filesize

    72KB

  • memory/4256-15-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4256-27-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4836-33-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4836-30-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4836-29-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4836-28-0x0000000074700000-0x0000000074EB0000-memory.dmp

    Filesize

    7.7MB