Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    21/08/2026, 02:10

General

  • Target
    2026-08-20_f3efe7ec3951b20a83221e09f2e3d008_icedid_vidar.exe
  • Size 689KB
  • Sample260821-cl72sshb56
  • SHA256 9ecb69ee444940cc0b74d0ad42dae28d2b242c6487dc55be07b9d9b2bc448a13
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 12 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops file in System32 directory 13 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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.

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 41 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-20_f3efe7ec3951b20a83221e09f2e3d008_icedid_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-20_f3efe7ec3951b20a83221e09f2e3d008_icedid_vidar.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4808
  • C:\Windows\System32\alg.exe
    C:\Windows\System32\alg.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2548
  • 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⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4236
  • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
    1⤵
    • Executes dropped EXE
    PID:2528
  • C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
    "C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"
    1⤵
    • Executes dropped EXE
    • Drops file in Program Files directory
    PID:5436
  • \??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE
    "c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"
    1⤵
    • Executes dropped EXE
    PID:4836
  • C:\Windows\System32\GameInputSvc.exe
    C:\Windows\System32\GameInputSvc.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2756
    • C:\Windows\System32\GameInputSvc.exe
      "C:\Windows\System32\GameInputSvc.exe" Global\GameInputSession_1
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:5528
  • C:\Windows\System32\msdtc.exe
    C:\Windows\System32\msdtc.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    PID:5964
  • C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe
    C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe
    1⤵
    • Executes dropped EXE
    PID:3540
  • C:\Windows\SysWow64\perfhost.exe
    C:\Windows\SysWow64\perfhost.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4264
  • C:\Windows\System32\ReFsDedupSvc.exe
    C:\Windows\System32\ReFsDedupSvc.exe
    1⤵
    • Executes dropped EXE
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:5296
  • C:\Windows\system32\locator.exe
    C:\Windows\system32\locator.exe
    1⤵
    • Executes dropped EXE
    PID:1828
  • C:\Windows\System32\SensorDataService.exe
    C:\Windows\System32\SensorDataService.exe
    1⤵
      PID:4596

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          elevation_service.exe

          • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
          • Size 2.7MB
          • SHA256 f5b65bc22f57fea797edcc94b7805a6ef01ba2ce5c4d86c0b709c63f88dc1c97
          • MD5 SHA1 SHA512 SSDEEP TLSH

          maintenanceservice.exe

          • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
          • Size 849KB
          • SHA256 37961b3d75044f976afa9b23ab479d81dbf5265a0a551777a221aca7e9a2a2c2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          OSE.EXE

          • Path C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE
          • Size 829KB
          • SHA256 afe6e3d884faf7e5921a807d7ec91fee76ac192a50ee14d08350d2942d83b4b7
          • MD5 SHA1 SHA512 SSDEEP TLSH

          elevation_service.exe

          • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
          • Size 2.8MB
          • SHA256 f5b4db06cf56a5e5684bb139c7b654fbd2ac09705c4d0504bb2b6970ac551a3d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          perfhost.exe

          • Path C:\Windows\SysWOW64\perfhost.exe
          • Size 610KB
          • SHA256 f0fe1b4b4e9557bbe1d98dd010b298792ac46018ff10c707569e813e0695250c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          GameInputSvc.exe

          • Path C:\Windows\System32\GameInputSvc.exe
          • Size 660KB
          • SHA256 001be5e64668865b031a8f0b289901f5ec05cb1ae7e2ec2f0168c301f505157c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Locator.exe

          • Path C:\Windows\System32\Locator.exe
          • Size 624KB
          • SHA256 a28b081e72ac3355ef7ff714e2079f14eb7f38f9850935f1704bd4e0c2331e2f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          PerceptionSimulationService.exe

          • Path C:\Windows\System32\PerceptionSimulation\PerceptionSimulationService.exe
          • Size 828KB
          • SHA256 20c53fa1da54923df598e42a5897f3dde746fe4dd37818ce62c01d3137877152
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ReFsDedupSvc.exe

          • Path C:\Windows\System32\ReFsDedupSvc.exe
          • Size 2.7MB
          • SHA256 f8f12120dbc516ef85b11ed62d46b2de980f0ba88f859291c21cffb245fb2b9b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SensorDataService.exe

          • Path C:\Windows\System32\SensorDataService.exe
          • Size 1.7MB
          • SHA256 26cdf25986ede1bd95efacfc3e623bda49ca6e355413f1ff40f6026e82a45c6b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          alg.exe

          • Path C:\Windows\System32\alg.exe
          • Size 776KB
          • SHA256 4adf6e8afb513b2e7e6b3156090ec1ac96088832b5ddcd2d34a445b07014035a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          msdtc.exe

          • Path C:\Windows\System32\msdtc.exe
          • Size 760KB
          • SHA256 82defe8a5dc952c33bd3f2deeb0023ceca09d722f9e12968b7442b92cb0028b8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1828-291-0x000001DE4DB90000-0x000001DE4DBF6000-memory.dmp

          memory/1828-292-0x000001DE4DB90000-0x000001DE4DBF6000-memory.dmp

          memory/1828-290-0x00007FF699080000-0x00007FF69912D000-memory.dmp

          memory/2528-37-0x0000018545E10000-0x0000018545E76000-memory.dmp

          memory/2528-34-0x0000018545B60000-0x0000018545CEA000-memory.dmp

          memory/2528-35-0x0000018545E10000-0x0000018545E76000-memory.dmp

          memory/2528-36-0x0000018545E10000-0x0000018545E76000-memory.dmp

          memory/2548-11-0x00007FF63C5D0000-0x00007FF63C6F2000-memory.dmp

          memory/2548-12-0x000002BE682C0000-0x000002BE68326000-memory.dmp

          memory/2548-43-0x00007FF63C5D0000-0x00007FF63C6F2000-memory.dmp

          memory/2548-14-0x000002BE682C0000-0x000002BE68326000-memory.dmp

          memory/2548-13-0x000002BE682C0000-0x000002BE68326000-memory.dmp

          memory/2756-234-0x0000026264CB0000-0x0000026264D16000-memory.dmp

          memory/2756-233-0x0000026264CB0000-0x0000026264D16000-memory.dmp

          memory/2756-232-0x00007FF6BD860000-0x00007FF6BD928000-memory.dmp

          memory/3540-264-0x0000022D16900000-0x0000022D16966000-memory.dmp

          memory/3540-261-0x00007FF6F1360000-0x00007FF6F14A9000-memory.dmp

          memory/3540-263-0x0000022D16900000-0x0000022D16966000-memory.dmp

          memory/4236-28-0x00000235E57F0000-0x00000235E5856000-memory.dmp

          memory/4236-27-0x00000235E57F0000-0x00000235E5856000-memory.dmp

          memory/4236-25-0x00000235E5880000-0x00000235E5A0A000-memory.dmp

          memory/4236-26-0x00000235E57F0000-0x00000235E5856000-memory.dmp

          memory/4264-270-0x0000000000400000-0x00000000004AE000-memory.dmp

          memory/4264-276-0x00000000009B0000-0x0000000000A19000-memory.dmp

          memory/4264-271-0x00000000009B0000-0x0000000000A19000-memory.dmp

          memory/4596-299-0x0000023F04B30000-0x0000023F04B96000-memory.dmp

          memory/4596-300-0x0000023F04B30000-0x0000023F04B96000-memory.dmp

          memory/4596-304-0x00007FF7C3760000-0x00007FF7C3B76000-memory.dmp

          memory/4808-1-0x0000024A4ABB0000-0x0000024A4AC16000-memory.dmp

          memory/4808-22-0x00007FF794BB0000-0x00007FF794C9A000-memory.dmp

          memory/4808-19-0x0000024A4ABB0000-0x0000024A4AC16000-memory.dmp

          memory/4808-0-0x00007FF794BB0000-0x00007FF794C9A000-memory.dmp

          memory/4808-3-0x0000024A4ABB0000-0x0000024A4AC16000-memory.dmp

          memory/4836-57-0x0000026741BB0000-0x0000026741C16000-memory.dmp

          memory/4836-58-0x0000026741BB0000-0x0000026741C16000-memory.dmp

          memory/4836-56-0x0000026741900000-0x0000026741A8A000-memory.dmp

          memory/5296-282-0x00007FF793D60000-0x00007FF7944A3000-memory.dmp

          memory/5296-283-0x0000021B6EB40000-0x0000021B6EBA6000-memory.dmp

          memory/5296-285-0x0000021B6EB40000-0x0000021B6EBA6000-memory.dmp

          memory/5436-45-0x00000229695D0000-0x0000022969636000-memory.dmp

          memory/5436-44-0x00007FF644430000-0x00007FF644598000-memory.dmp

          memory/5436-46-0x00000229695D0000-0x0000022969636000-memory.dmp

          memory/5436-51-0x00000229695D0000-0x0000022969636000-memory.dmp

          memory/5436-53-0x00007FF644430000-0x00007FF644598000-memory.dmp

          memory/5528-243-0x0000021D25240000-0x0000021D252A6000-memory.dmp

          memory/5528-242-0x0000021D25240000-0x0000021D252A6000-memory.dmp

          memory/5528-241-0x00007FF6BD860000-0x00007FF6BD928000-memory.dmp

          memory/5964-250-0x00000219117E0000-0x0000021911846000-memory.dmp

          memory/5964-246-0x00007FF7E0540000-0x00007FF7E0659000-memory.dmp

          memory/5964-251-0x00000219117E0000-0x0000021911846000-memory.dmp