Analysis

  • max time kernel
    26s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/07/2026, 13:05

General

  • Target
    87d2052c1a961cf20137e158b32965ace9f1d85c3bd9744624ec0bd9346aed1b.exe
  • Size 14.4MB
  • Sample260722-qbqlnafa53
  • SHA256 87d2052c1a961cf20137e158b32965ace9f1d85c3bd9744624ec0bd9346aed1b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • stealc

Botnet
  • RUN

C2
  • http://196.251.107.163

rc4.plain

Extracted

Family
  • svcstealer

C2
  • http://196.251.107.186/acovp/post.php

  • http://192.162.199.186/usovp/post.php

  • http://196.251.107.163/bioxp/post.php

Attributes
  • build_id

    Dropped

  • srv_delay

    1

  • srv_retry

    1

Signatures

  • Family: Stealc

    Stealc is an infostealer written in C++.

  • Family: SvcStealer, Diamotrix

    SvcStealer aka Diamotrix Clipper is a stealer/downloader written in C++.

  • Detects Stealc stealer Version 2 1 IoCs
  • Executes dropped EXE 12 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 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.

  • Inno Setup is an open-source installation builder for Windows applications. 3 IoCs

    Inno Setup installer

  • 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 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\System32\RuntimeBroker.exe
    C:\Windows\System32\RuntimeBroker.exe -Embedding
    1⤵
      PID:4360
    • C:\Windows\System32\RuntimeBroker.exe
      C:\Windows\System32\RuntimeBroker.exe -Embedding
      1⤵
        PID:4432
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
          PID:5952
          • C:\Windows\explorer.exe
            explorer.exe /LOADSAVEDWINDOWS
            2⤵
            • Adds Run key to start application
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3332
            • C:\Users\Admin\AppData\Local\Temp\87d2052c1a961cf20137e158b32965ace9f1d85c3bd9744624ec0bd9346aed1b.exe
              "C:\Users\Admin\AppData\Local\Temp\87d2052c1a961cf20137e158b32965ace9f1d85c3bd9744624ec0bd9346aed1b.exe"
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:3068
              • C:\Users\Admin\AppData\Local\Temp\cm5xy2ev.exe
                C:\Users\Admin\AppData\Local\Temp\cm5xy2ev.exe
                4⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:996
                • C:\Users\Admin\AppData\Local\Temp\is-W6UO8TA6ZP.tmp\cm5xy2ev.tmp
                  "C:\Users\Admin\AppData\Local\Temp\is-W6UO8TA6ZP.tmp\cm5xy2ev.tmp" /SL5="$401B2,4057916,1011712,C:\Users\Admin\AppData\Local\Temp\cm5xy2ev.exe"
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • System Location Discovery: System Language Discovery
                  PID:6008
              • C:\Users\Admin\AppData\Local\Temp\rb4gq3vx.exe
                "C:\Users\Admin\AppData\Local\Temp\rb4gq3vx.exe"
                4⤵
                • Executes dropped EXE
                • Adds Run key to start application
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:3416
                • C:\Windows\SYSTEM32\schtasks.exe
                  schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                  5⤵
                    PID:1796
                  • C:\Windows\System32\schtasks.exe
                    "C:\Windows\System32\schtasks.exe" /query /tn "Windows Defender Security Scanner"
                    5⤵
                      PID:244
                    • C:\Windows\System32\schtasks.exe
                      "C:\Windows\System32\schtasks.exe" /create /sc minute /tn "Windows Defender Security Scanner" /tr "C:\Users\Admin\AppData\Roaming\hytpx\oxtid.exe"
                      5⤵
                      • Scheduled Task/Job: Scheduled Task
                      PID:4188
                  • C:\Users\Admin\AppData\Local\Temp\jrz8h7g1.exe
                    "C:\Users\Admin\AppData\Local\Temp\jrz8h7g1.exe"
                    4⤵
                    • Executes dropped EXE
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of WriteProcessMemory
                    PID:2768
                    • C:\Users\Admin\AppData\Local\Temp\tulcnqzc.exe
                      "C:\Users\Admin\AppData\Local\Temp\tulcnqzc.exe"
                      5⤵
                      • Executes dropped EXE
                      • System Location Discovery: System Language Discovery
                      PID:4064
                    • C:\Users\Admin\AppData\Local\Temp\sxibqfsf.exe
                      "C:\Users\Admin\AppData\Local\Temp\sxibqfsf.exe"
                      5⤵
                        PID:1868
                    • C:\Users\Admin\AppData\Local\Temp\e7jsfge5.exe
                      C:\Users\Admin\AppData\Local\Temp\e7jsfge5.exe
                      4⤵
                      • Executes dropped EXE
                      PID:3352
                    • C:\Users\Admin\AppData\Local\Temp\b1xx2wan.exe
                      "C:\Users\Admin\AppData\Local\Temp\b1xx2wan.exe"
                      4⤵
                      • Executes dropped EXE
                      • Adds Run key to start application
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:2488
              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Services\winhost.exe
                C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Services\winhost.exe
                1⤵
                • Executes dropped EXE
                PID:5524
              • C:\Users\Admin\AppData\Roaming\hytpx\oxtid.exe
                C:\Users\Admin\AppData\Roaming\hytpx\oxtid.exe
                1⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:5716
                • C:\Windows\SYSTEM32\schtasks.exe
                  schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                  2⤵
                    PID:1832
                • C:\ProgramData\addbfdfdeddccbc.exe
                  "C:\ProgramData\addbfdfdeddccbc.exe"
                  1⤵
                  • Executes dropped EXE
                  PID:3628
                • C:\Users\Admin\AppData\Local\Temp\b1xx2wan.exe
                  "C:\Users\Admin\AppData\Local\Temp\b1xx2wan.exe"
                  1⤵
                  • Executes dropped EXE
                  PID:1496
                • C:\Users\Admin\AppData\Roaming\hytpx\oxtid.exe
                  "C:\Users\Admin\AppData\Roaming\hytpx\oxtid.exe"
                  1⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:1324
                  • C:\Windows\system32\schtasks.exe
                    schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                    2⤵
                      PID:4140
                  • C:\Users\Admin\AppData\Roaming\hytpx\oxtid.exe
                    "C:\Users\Admin\AppData\Roaming\hytpx\oxtid.exe"
                    1⤵
                      PID:6012
                      • C:\Windows\system32\schtasks.exe
                        schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                        2⤵
                          PID:4084
                      • C:\Users\Admin\AppData\Roaming\hytpx\oxtid.exe
                        "C:\Users\Admin\AppData\Roaming\hytpx\oxtid.exe"
                        1⤵
                          PID:1644
                          • C:\Windows\system32\schtasks.exe
                            schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                            2⤵
                              PID:5704

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                b1xx2wan.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\b1xx2wan.exe
                                • Size 90KB
                                • SHA256 706409b4cfeba987355f41d23c31e047f9b1c851ccacaf49fc243a692f7a3e22
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                cm5xy2ev.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\cm5xy2ev.exe
                                • Size 13.1MB
                                • SHA256 42d3f82fdc329abbfea289482b70b0a93adee02963306d6680cc047140dd794a
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                e7jsfge5.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\e7jsfge5.exe
                                • Size 771KB
                                • SHA256 2e76d6a4c45848c9a1bbe5ffdf3b6a17050789b50b27584b8b2ca850ee022987
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                _isdecmp.dll

                                • Path C:\Users\Admin\AppData\Local\Temp\is-S34YVGEF52.tmp\_isetup\_isdecmp.dll
                                • Size 31KB
                                • SHA256 046dddc55633d3867ecf0c05d4ec7176ded1df0456a2aedcd1f50fb26e94c132
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                cm5xy2ev.tmp

                                • Path C:\Users\Admin\AppData\Local\Temp\is-W6UO8TA6ZP.tmp\cm5xy2ev.tmp
                                • Size 4.3MB
                                • SHA256 8a71d9a7963fbb1904e8d43ec3aaec927c1a94ed78376baf8fdd8fa46f7533ef
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                jrz8h7g1.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\jrz8h7g1.exe
                                • Size 57KB
                                • SHA256 eb4c2dc7db21d6a8a889c74c7b90eaac0e095205063ae3e348a400e253c6bdd8
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                rb4gq3vx.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\rb4gq3vx.exe
                                • Size 350KB
                                • SHA256 f808b3e2570a2446b1483274e9aaf0d235580dbeacb2f129d5b52adc745a91a2
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                sxibqfsf.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\sxibqfsf.exe
                                • Size 90KB
                                • SHA256 4f63222a28376097bb07ac0ddf36281ae94c294d47d00ec7d4b30ea1d31f1479
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                tulcnqzc.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\tulcnqzc.exe
                                • Size 625KB
                                • SHA256 e85149704da6ee8f9bc1c55304c560d1a792180489d4859a64cf0a4e056ccf52
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                memory/996-102-0x0000000000A00000-0x0000000000B06000-memory.dmp

                                memory/996-4-0x0000000000A00000-0x0000000000B06000-memory.dmp

                                memory/1496-100-0x00007FF7C3900000-0x00007FF7C391E000-memory.dmp

                                memory/1868-126-0x00007FF7BE530000-0x00007FF7BE54E000-memory.dmp

                                memory/1868-124-0x00007FF7BE530000-0x00007FF7BE54E000-memory.dmp

                                memory/2488-62-0x00007FF7C3900000-0x00007FF7C391E000-memory.dmp

                                memory/2488-52-0x00007FF7C3900000-0x00007FF7C391E000-memory.dmp

                                memory/3332-80-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-96-0x0000000003F40000-0x0000000003F41000-memory.dmp

                                memory/3332-58-0x0000000003FA0000-0x0000000003FE0000-memory.dmp

                                memory/3332-59-0x0000000007220000-0x0000000007265000-memory.dmp

                                memory/3332-55-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-83-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-82-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-81-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-49-0x0000000003DD0000-0x0000000003DD1000-memory.dmp

                                memory/3332-79-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-78-0x0000000003EF0000-0x0000000003EF1000-memory.dmp

                                memory/3332-77-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-76-0x0000000003EE0000-0x0000000003EE1000-memory.dmp

                                memory/3332-88-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-159-0x0000000004400000-0x0000000004445000-memory.dmp

                                memory/3332-141-0x0000000006720000-0x0000000006765000-memory.dmp

                                memory/3332-93-0x0000000009B00000-0x0000000009B45000-memory.dmp

                                memory/3332-54-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-135-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-131-0x0000000003F70000-0x0000000003F95000-memory.dmp

                                memory/3332-35-0x0000000003A90000-0x0000000003A97000-memory.dmp

                                memory/3332-108-0x0000000009D00000-0x0000000009D45000-memory.dmp

                                memory/3628-91-0x00007FF6F7610000-0x00007FF6F762E000-memory.dmp

                                memory/3628-90-0x00007FF6F7610000-0x00007FF6F762E000-memory.dmp

                                memory/4360-37-0x000001DA2BDA0000-0x000001DA2BDA7000-memory.dmp

                                memory/4360-31-0x000001DA2BD80000-0x000001DA2BD83000-memory.dmp

                                memory/4432-39-0x00000222C4C00000-0x00000222C4C07000-memory.dmp

                                memory/5952-41-0x00000231B3460000-0x00000231B3467000-memory.dmp

                                memory/6008-105-0x0000000000AD0000-0x0000000000F30000-memory.dmp

                                memory/6008-112-0x0000000000AD0000-0x0000000000F30000-memory.dmp

                                memory/6008-103-0x0000000000AD0000-0x0000000000F30000-memory.dmp

                                memory/6008-128-0x0000000000AD0000-0x0000000000F30000-memory.dmp

                                memory/6008-133-0x0000000000AD0000-0x0000000000F30000-memory.dmp