Analysis

  • max time kernel
    28s
  • max time network
    156s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 17:26

General

  • Target
    26b1441b6408b20e0118827ac90a12bb.exe
  • Size 17.6MB
  • Sample260808-vzz78a1fra
  • SHA256 2fc8cabf074616e31880562c58c62874e5d9e3925d2c8603460ba26560b5ffa4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • solaris_loader

C2
  • 196.251.107.186

  • 192.162.199.186

  • 196.251.107.163

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: SolarisLoader

    SolarisLoader is a Windows loader written in C.

  • Family: Stealc

    Stealc is an infostealer written in C++.

  • Family: SvcStealer, Diamotrix

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

  • Executes dropped EXE 11 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 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.

  • 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 9 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of WriteProcessMemory 23 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:4388
    • C:\Windows\System32\RuntimeBroker.exe
      C:\Windows\System32\RuntimeBroker.exe -Embedding
      1⤵
        PID:4444
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
          PID:808
          • 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:2212
            • C:\Users\Admin\AppData\Local\Temp\26b1441b6408b20e0118827ac90a12bb.exe
              "C:\Users\Admin\AppData\Local\Temp\26b1441b6408b20e0118827ac90a12bb.exe"
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:2280
              • C:\Users\Admin\AppData\Local\Temp\BLTools v2.9 [PRO] .exe
                "C:\Users\Admin\AppData\Local\Temp\BLTools v2.9 [PRO] .exe"
                4⤵
                • Executes dropped EXE
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • System Location Discovery: System Language Discovery
                PID:3952
              • C:\Users\Admin\AppData\Local\Temp\vostjbj3.exe
                "C:\Users\Admin\AppData\Local\Temp\vostjbj3.exe"
                4⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:4692
                • C:\Users\Admin\AppData\Local\Temp\is-2IMH3AGHB7.tmp\vostjbj3.tmp
                  "C:\Users\Admin\AppData\Local\Temp\is-2IMH3AGHB7.tmp\vostjbj3.tmp" /SL5="$300AE,4057916,1011712,C:\Users\Admin\AppData\Local\Temp\vostjbj3.exe"
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • System Location Discovery: System Language Discovery
                  PID:5904
              • C:\Users\Admin\AppData\Local\Temp\r1y9w78w.exe
                "C:\Users\Admin\AppData\Local\Temp\r1y9w78w.exe"
                4⤵
                • Executes dropped EXE
                • Adds Run key to start application
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:2456
                • C:\Windows\SYSTEM32\schtasks.exe
                  schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                  5⤵
                    PID:6096
                  • C:\Windows\System32\schtasks.exe
                    "C:\Windows\System32\schtasks.exe" /query /tn "Windows Defender Security Scanner"
                    5⤵
                      PID:1744
                    • C:\Windows\System32\schtasks.exe
                      "C:\Windows\System32\schtasks.exe" /create /sc minute /tn "Windows Defender Security Scanner" /tr "C:\Users\Admin\AppData\Roaming\larwg\wklqm.exe"
                      5⤵
                      • Scheduled Task/Job: Scheduled Task
                      PID:716
                  • C:\Users\Admin\AppData\Local\Temp\9izrfsee.exe
                    "C:\Users\Admin\AppData\Local\Temp\9izrfsee.exe"
                    4⤵
                    • Executes dropped EXE
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of WriteProcessMemory
                    PID:1724
                  • C:\Users\Admin\AppData\Local\Temp\h1komij0.exe
                    "C:\Users\Admin\AppData\Local\Temp\h1komij0.exe"
                    4⤵
                    • Executes dropped EXE
                    PID:1208
                  • C:\Users\Admin\AppData\Local\Temp\a2kdf9n8.exe
                    "C:\Users\Admin\AppData\Local\Temp\a2kdf9n8.exe"
                    4⤵
                    • Executes dropped EXE
                    • Adds Run key to start application
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of WriteProcessMemory
                    PID:2968
            • 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:2856
            • C:\ProgramData\addbfdfdeddccbc.exe
              "C:\ProgramData\addbfdfdeddccbc.exe"
              1⤵
              • Executes dropped EXE
              PID:1704
            • C:\Users\Admin\AppData\Roaming\larwg\wklqm.exe
              C:\Users\Admin\AppData\Roaming\larwg\wklqm.exe
              1⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:4628
              • C:\Windows\SYSTEM32\schtasks.exe
                schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                2⤵
                  PID:2160
              • C:\Users\Admin\AppData\Local\Temp\a2kdf9n8.exe
                "C:\Users\Admin\AppData\Local\Temp\a2kdf9n8.exe"
                1⤵
                • Executes dropped EXE
                PID:3652
              • C:\Users\Admin\AppData\Roaming\larwg\wklqm.exe
                "C:\Users\Admin\AppData\Roaming\larwg\wklqm.exe"
                1⤵
                  PID:3760
                  • C:\Windows\system32\schtasks.exe
                    schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                    2⤵
                      PID:4484
                  • C:\Users\Admin\AppData\Roaming\larwg\wklqm.exe
                    "C:\Users\Admin\AppData\Roaming\larwg\wklqm.exe"
                    1⤵
                      PID:4324
                      • C:\Windows\system32\schtasks.exe
                        schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                        2⤵
                          PID:2372
                      • C:\Users\Admin\AppData\Roaming\larwg\wklqm.exe
                        "C:\Users\Admin\AppData\Roaming\larwg\wklqm.exe"
                        1⤵
                          PID:4620
                          • C:\Windows\system32\schtasks.exe
                            schtasks.exe /query /tn "Windows Defender Security Scanner" /fo LIST /v
                            2⤵
                              PID:2944

                          Network

                                MITRE ATT&CK Enterprise v16

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                9izrfsee.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\9izrfsee.exe
                                • Size 57KB
                                • SHA256 eb4c2dc7db21d6a8a889c74c7b90eaac0e095205063ae3e348a400e253c6bdd8
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                BLTools v2.9 [PRO] .exe

                                • Path C:\Users\Admin\AppData\Local\Temp\BLTools v2.9 [PRO] .exe
                                • Size 3.2MB
                                • SHA256 53b6b47c5dbfbb8ea17990309e9549acc44d8b5d4b1c9e76ec754653f5d31870
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                a2kdf9n8.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\a2kdf9n8.exe
                                • Size 90KB
                                • SHA256 706409b4cfeba987355f41d23c31e047f9b1c851ccacaf49fc243a692f7a3e22
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                h1komij0.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\h1komij0.exe
                                • Size 771KB
                                • SHA256 2e76d6a4c45848c9a1bbe5ffdf3b6a17050789b50b27584b8b2ca850ee022987
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                vostjbj3.tmp

                                • Path C:\Users\Admin\AppData\Local\Temp\is-2IMH3AGHB7.tmp\vostjbj3.tmp
                                • Size 4.3MB
                                • SHA256 8a71d9a7963fbb1904e8d43ec3aaec927c1a94ed78376baf8fdd8fa46f7533ef
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                _isdecmp.dll

                                • Path C:\Users\Admin\AppData\Local\Temp\is-4VFJZHNV2K.tmp\_isetup\_isdecmp.dll
                                • Size 31KB
                                • SHA256 046dddc55633d3867ecf0c05d4ec7176ded1df0456a2aedcd1f50fb26e94c132
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                r1y9w78w.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\r1y9w78w.exe
                                • Size 350KB
                                • SHA256 f808b3e2570a2446b1483274e9aaf0d235580dbeacb2f129d5b52adc745a91a2
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                vostjbj3.exe

                                • Path C:\Users\Admin\AppData\Local\Temp\vostjbj3.exe
                                • Size 13.1MB
                                • SHA256 42d3f82fdc329abbfea289482b70b0a93adee02963306d6680cc047140dd794a
                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                memory/808-61-0x0000016120FD0000-0x0000016120FD7000-memory.dmp

                                memory/1704-98-0x00007FF62F850000-0x00007FF62F86E000-memory.dmp

                                memory/2212-93-0x0000000005B20000-0x0000000005B60000-memory.dmp

                                memory/2212-83-0x0000000000B80000-0x0000000000B81000-memory.dmp

                                memory/2212-143-0x00000000036E0000-0x0000000003725000-memory.dmp

                                memory/2212-55-0x0000000000B50000-0x0000000000B57000-memory.dmp

                                memory/2212-135-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-133-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-78-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-120-0x0000000006850000-0x0000000006895000-memory.dmp

                                memory/2212-84-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-91-0x0000000000B30000-0x0000000000B31000-memory.dmp

                                memory/2212-90-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-94-0x0000000005EF0000-0x0000000005F35000-memory.dmp

                                memory/2212-110-0x0000000006800000-0x0000000006845000-memory.dmp

                                memory/2212-88-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-87-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-86-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-85-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-99-0x0000000003200000-0x0000000003201000-memory.dmp

                                memory/2212-77-0x0000000005AF0000-0x0000000005B15000-memory.dmp

                                memory/2212-100-0x0000000003210000-0x0000000003211000-memory.dmp

                                memory/2968-75-0x00007FF7EEF10000-0x00007FF7EEF2E000-memory.dmp

                                memory/2968-81-0x00007FF7EEF10000-0x00007FF7EEF2E000-memory.dmp

                                memory/3652-107-0x00007FF7EEF10000-0x00007FF7EEF2E000-memory.dmp

                                memory/3952-9-0x0000000075052000-0x0000000075053000-memory.dmp

                                memory/3952-16-0x0000000000770000-0x0000000000E98000-memory.dmp

                                memory/3952-72-0x00000000032C0000-0x00000000032C1000-memory.dmp

                                memory/4388-57-0x000001D4F7C60000-0x000001D4F7C67000-memory.dmp

                                memory/4388-51-0x000001D4F7C40000-0x000001D4F7C43000-memory.dmp

                                memory/4444-59-0x0000028F20F50000-0x0000028F20F57000-memory.dmp

                                memory/4692-21-0x0000000000630000-0x0000000000736000-memory.dmp

                                memory/4692-114-0x0000000000630000-0x0000000000736000-memory.dmp

                                memory/5904-115-0x0000000000120000-0x0000000000580000-memory.dmp

                                memory/5904-117-0x0000000000120000-0x0000000000580000-memory.dmp

                                memory/5904-130-0x0000000000120000-0x0000000000580000-memory.dmp