Analysis

  • max time kernel
    33s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/10/2026, 10:03

General

  • Target
    2026-10-07_cb3a527a9a5bf0c64d86bc8eed0ed2f4_cobalt-strike_icedid_satacom_vidar.exe
  • Size 18.7MB
  • Sample261007-l3f43sfs6s
  • SHA256 544423185ed3b36ad7fa27f67a49a80a59f4a38e294060c47d10eebebd875bd9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: SolarisLoader

    SolarisLoader is a Windows loader written in C.

  • Detects Reflective DLL injection artifacts 2 IoCs
  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 15 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 8 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 2 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. 4 IoCs

    Inno Setup installer

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 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:4372
    • C:\Windows\System32\RuntimeBroker.exe
      C:\Windows\System32\RuntimeBroker.exe -Embedding
      1⤵
        PID:4436
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
          PID:4404
          • C:\Windows\explorer.exe
            explorer.exe /LOADSAVEDWINDOWS
            2⤵
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1788
            • C:\Users\Admin\AppData\Local\Temp\2026-10-07_cb3a527a9a5bf0c64d86bc8eed0ed2f4_cobalt-strike_icedid_satacom_vidar.exe
              "C:\Users\Admin\AppData\Local\Temp\2026-10-07_cb3a527a9a5bf0c64d86bc8eed0ed2f4_cobalt-strike_icedid_satacom_vidar.exe"
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:3728
              • C:\Users\Admin\AppData\Local\Temp\03dq1yiq.exe
                "C:\Users\Admin\AppData\Local\Temp\03dq1yiq.exe"
                4⤵
                • Executes dropped EXE
                • Reads the TCP/IP host and domain name from the registry
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:1556
              • C:\Users\Admin\AppData\Local\Temp\vojw2atu.exe
                "C:\Users\Admin\AppData\Local\Temp\vojw2atu.exe"
                4⤵
                • Executes dropped EXE
                • Adds Run key to start application
                • Suspicious use of SetThreadContext
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:5784
              • C:\Users\Admin\AppData\Local\Temp\9vrlwlav.exe
                "C:\Users\Admin\AppData\Local\Temp\9vrlwlav.exe"
                4⤵
                • Executes dropped EXE
                • Adds Run key to start application
                PID:4220
              • C:\Users\Admin\AppData\Local\Temp\arl80gcy.exe
                "C:\Users\Admin\AppData\Local\Temp\arl80gcy.exe"
                4⤵
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:5076
                • C:\Users\Admin\AppData\Roaming\synchost.exe
                  "C:\Users\Admin\AppData\Roaming\synchost.exe"
                  5⤵
                  • Downloads MZ/PE file
                  • Executes dropped EXE
                  • Drops file in Windows directory
                  • Reads the TCP/IP host and domain name from the registry
                  PID:4424
              • C:\Users\Admin\AppData\Local\Temp\i6khxkwm.exe
                "C:\Users\Admin\AppData\Local\Temp\i6khxkwm.exe"
                4⤵
                • Executes dropped EXE
                • Reads the TCP/IP host and domain name from the registry
                PID:4956
              • C:\Users\Admin\AppData\Local\Temp\jywouq07.exe
                "C:\Users\Admin\AppData\Local\Temp\jywouq07.exe"
                4⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:4984
                • C:\Users\Admin\AppData\Local\Temp\is-1XNTDWG4W0.tmp\jywouq07.tmp
                  "C:\Users\Admin\AppData\Local\Temp\is-1XNTDWG4W0.tmp\jywouq07.tmp" /SL5="$400AE,3938893,1009664,C:\Users\Admin\AppData\Local\Temp\jywouq07.exe"
                  5⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Reads the TCP/IP host and domain name from the registry
                  • System Location Discovery: System Language Discovery
                  PID:1020
              • C:\Users\Admin\AppData\Local\Temp\24tddvop.exe
                "C:\Users\Admin\AppData\Local\Temp\24tddvop.exe"
                4⤵
                • Executes dropped EXE
                • Adds Run key to start application
                • Suspicious use of WriteProcessMemory
                PID:6112
                • C:\Users\Admin\AppData\Roaming\syshost.exe
                  C:\Users\Admin\AppData\Roaming\syshost.exe
                  5⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:4264
              • C:\Users\Admin\AppData\Local\Temp\SilverBulletPro.exe
                "C:\Users\Admin\AppData\Local\Temp\SilverBulletPro.exe"
                4⤵
                • Executes dropped EXE
                PID:2364
        • C:\Users\Admin\AppData\Roaming\nvtelemetrybgd.exe
          C:\Users\Admin\AppData\Roaming\nvtelemetrybgd.exe
          1⤵
          • Executes dropped EXE
          PID:2988
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Services\wlrmdr.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Services\wlrmdr.exe
          1⤵
          • Executes dropped EXE
          PID:6080
        • C:\Users\Admin\AppData\Local\Temp\vojw2atu.exe
          C:\Users\Admin\AppData\Local\Temp\vojw2atu.exe
          1⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:5524
        • C:\Users\Admin\AppData\Roaming\syshost.exe
          "C:\Users\Admin\AppData\Roaming\syshost.exe"
          1⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2072
        • C:\Users\Admin\AppData\Roaming\synchost.exe
          "C:\Users\Admin\AppData\Roaming\synchost.exe"
          1⤵
            PID:5360
          • C:\Users\Admin\AppData\Roaming\synchost.exe
            "C:\Users\Admin\AppData\Roaming\synchost.exe"
            1⤵
              PID:5892

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  03dq1yiq.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\03dq1yiq.exe
                  • Size 57KB
                  • SHA256 56ce0184689087b00c2cbce671dbc48287cd82adb8af2a2edad59b2983f9c711
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  bc116af5e724cfa4_zx.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\10000050101\bc116af5e724cfa4_zx.exe
                  • Size 32KB
                  • SHA256 a1fdc7ed206b3e2860cde2ee2eaf8523db300945dd70a52c1d6d4b11e99276d9
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  91ee2c4a395d400d_Persevering_5802.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\10000060101\91ee2c4a395d400d_Persevering_5802.exe
                  • Size 32KB
                  • SHA256 457abad44ef8e0b046fdd18b5bb1fd9252215415230939f2f5c9d738d6e64485
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  441984dbcb137abb_syshost_loader.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\10000070101\441984dbcb137abb_syshost_loader.exe
                  • Size 32KB
                  • SHA256 267a29e7f7ff39e7261855b3c92516b3853211358266188e4b5cce2124a5cddb
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  f83ecc00a27c5716_hwbp_syst_B2nASg1e.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\10000080101\f83ecc00a27c5716_hwbp_syst_B2nASg1e.exe
                  • Size 32KB
                  • SHA256 13825057c73690cb9542e4128a5c1c1c9b9b2fe2e61fd175f738485c15f2b651
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  24tddvop.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\24tddvop.exe
                  • Size 226KB
                  • SHA256 23aae4aefdb2826466dc322f98050ab7a43ec2c630921dfbf3af963c85d2b291
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  9vrlwlav.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\9vrlwlav.exe
                  • Size 160KB
                  • SHA256 e00890e4a78f9ecfff9496924cb83d0389a567911c8b26e4675ce2bb4529bf90
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  SilverBulletPro.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\SilverBulletPro.exe
                  • Size 600KB
                  • SHA256 071e154de4ee23ed0d33f1543836f1a1931d8ae3b0386a98848cc4c9d8a99146
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  arl80gcy.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\arl80gcy.exe
                  • Size 529KB
                  • SHA256 ce0d27a44176caf7e574ca69bb38d8f20880fb3f8a694c41696d24edcb7f4129
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  i6khxkwm.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\i6khxkwm.exe
                  • Size 1.3MB
                  • SHA256 d9d6f4d04fb0f2e2d16bf729035b2eb3dc7d7a160eddf9b43b6d5c794e77e4d1
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  jywouq07.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\is-1XNTDWG4W0.tmp\jywouq07.tmp
                  • Size 4.3MB
                  • SHA256 9ff0a33b9f8c9b3a9d433027b92a89c884f8f56f6b479e4280b511e83c875ac4
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  _isdecmp.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\is-VZGROROZ95.tmp\_isetup\_isdecmp.dll
                  • Size 34KB
                  • SHA256 31d04c1e4bfdfa34704c142fa98f80c0a3076e4b312d6ada57c4be9d9c7dcf26
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  jywouq07.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\jywouq07.exe
                  • Size 14.9MB
                  • SHA256 98f8d63319caa0e0c1befc36dc4ab07d39e8da0441f8637545baf66369d0df2d
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  vojw2atu.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\vojw2atu.exe
                  • Size 834KB
                  • SHA256 ac9e1fb86062ed8f8af7a078dc56fc919276636695fb3852f99a28557573ecf8
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  synchost.exe

                  • Path C:\Users\Admin\AppData\Roaming\synchost.exe
                  • Size 526KB
                  • SHA256 5dc3ef3862dda1c7f3d289f52cffcd13f182dc393ca6b71fc6bcd95f7e8e9845
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  memory/1020-115-0x0000000000AC0000-0x0000000000F20000-memory.dmp

                  memory/1020-111-0x0000000000AC0000-0x0000000000F20000-memory.dmp

                  memory/1020-96-0x0000000000AC0000-0x0000000000F20000-memory.dmp

                  memory/1020-87-0x0000000000AC0000-0x0000000000F20000-memory.dmp

                  memory/1788-38-0x00000000013F0000-0x00000000013F1000-memory.dmp

                  memory/1788-21-0x0000000180000000-0x0000000180005000-memory.dmp

                  memory/1788-67-0x0000000003D00000-0x0000000003D21000-memory.dmp

                  memory/1788-84-0x00000000044B0000-0x00000000044D5000-memory.dmp

                  memory/1788-82-0x00000000044B0000-0x00000000044D5000-memory.dmp

                  memory/1788-75-0x0000000001430000-0x0000000001431000-memory.dmp

                  memory/1788-68-0x0000000003D30000-0x0000000003D55000-memory.dmp

                  memory/1788-39-0x0000000001400000-0x0000000001401000-memory.dmp

                  memory/1788-40-0x0000000001410000-0x0000000001411000-memory.dmp

                  memory/1788-70-0x0000000003D30000-0x0000000003D55000-memory.dmp

                  memory/4372-93-0x000001A996CF0000-0x000001A996D15000-memory.dmp

                  memory/4372-90-0x000001A996C60000-0x000001A996C89000-memory.dmp

                  memory/4372-9-0x000001A9957E0000-0x000001A9957E2000-memory.dmp

                  memory/4956-44-0x000002E4D5FF0000-0x000002E4D602E000-memory.dmp

                  memory/4984-86-0x00000000001A0000-0x00000000002A5000-memory.dmp

                  memory/4984-116-0x00000000001A0000-0x00000000002A5000-memory.dmp

                  memory/4984-51-0x00000000001A0000-0x00000000002A5000-memory.dmp