Analysis
- max time kernel
148s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
09/10/2026, 20:17
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe
Resource
win10v2004-20260911-en
14 signatures
150 seconds
General
- Target jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe
- Size 7.4MB
- Sample261009-y239faes2w
- SHA256 27fa51ad4a0e4399f0709745d91a82690c75f55ebe5b77d9d3e925d1f17910d8
- MD5 775e8875532a6ac028de3046a5a75c9a
- SHA1 cecfcd9f40abd0b31705f9e14c409ef87a69dc23
- SHA512 87a0d65feee66f2cd5aa781f0c3d914b2e3f79bf6f7f8332f5a94f249c7fc1e50d386ccb609840b2524fc3322e220265cf19d77fa585355313e21dc2678036cf
- SSDEEP 196608:Z6h4rK4mCz2lI5BbybqIQGld8cDdpXWQ7:MSmCyywqSXh7
- TLSH T1D27633789BA1D996C06256B441EB2784F93EFF348620CDEB689C36130CD7FF59C12A94
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- 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-1-5-21-1846164713-4096795028-774071693-1000\Control Panel\International\Geo\Nation jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe Key value queried \REGISTRY\USER\S-1-5-21-1846164713-4096795028-774071693-1000\Control Panel\International\Geo\Nation resgfvr.exe - Executes dropped EXE 1 IoCs
pid Process 736 resgfvr.exe - Executes a VBScript file via the Windows Script Host. 1 TTPs 5 IoCs
pid Process 4576 WScript.exe 1300 WScript.exe 4772 WScript.exe 3880 WScript.exe 404 WScript.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4232 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 13 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 jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language resgfvr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe - Modifies registry class 7 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1846164713-4096795028-774071693-1000_Classes\Local Settings jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace regini.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Software regini.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Microsoft regini.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Microsoft\Windows regini.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\SOFTWARE\Microsoft\Windows\CurrentVersion regini.exe Key created \REGISTRY\USER\S-1-5-21-1846164713-4096795028-774071693-1000_Classes\Local Settings resgfvr.exe - Modifies registry key 1 TTPs 3 IoCs
pid Process 3108 reg.exe 3268 reg.exe 3396 reg.exe - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 704 vlc.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 704 vlc.exe - Suspicious use of FindShellTrayWindow 22 IoCs
pid Process 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe - Suspicious use of SendNotifyMessage 4 IoCs
pid Process 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe - Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4396 jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe 736 resgfvr.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe 704 vlc.exe - Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4396 wrote to memory of 736 4396 jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe 86 PID 736 wrote to memory of 4576 736 resgfvr.exe 87 PID 4396 wrote to memory of 704 4396 jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe 88 PID 736 wrote to memory of 1300 736 resgfvr.exe 89 PID 736 wrote to memory of 4772 736 resgfvr.exe 90 PID 736 wrote to memory of 3880 736 resgfvr.exe 91 PID 736 wrote to memory of 404 736 resgfvr.exe 92 PID 736 wrote to memory of 4232 736 resgfvr.exe 93 PID 4232 wrote to memory of 3908 4232 cmd.exe 95 PID 4232 wrote to memory of 3108 4232 cmd.exe 96 PID 4232 wrote to memory of 3268 4232 cmd.exe 97 PID 4232 wrote to memory of 3396 4232 cmd.exe 98 PID 4232 wrote to memory of 4556 4232 cmd.exe 99 PID 4232 wrote to memory of 220 4232 cmd.exe 100 PID 4232 wrote to memory of 212 4232 cmd.exe 101 PID 4232 wrote to memory of 808 4232 cmd.exe 102 PID 4232 wrote to memory of 3088 4232 cmd.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.StartPage.ajg.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4396 -
C:\Users\Admin\AppData\Local\Temp\resgfvr.exe"C:\Users\Admin\AppData\Local\Temp\resgfvr.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:736 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\ialxokta.vbs"3⤵
- Executes a VBScript file via the Windows Script Host.
- System Location Discovery: System Language Discovery
PID:4576
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\ialxoktb.vbs"3⤵
- Executes a VBScript file via the Windows Script Host.
- System Location Discovery: System Language Discovery
PID:1300
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\ialxoktc.vbs"3⤵
- Executes a VBScript file via the Windows Script Host.
- System Location Discovery: System Language Discovery
PID:4772
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\pag5.vbs"3⤵
- Executes a VBScript file via the Windows Script Host.
- System Location Discovery: System Language Discovery
PID:3880
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\WINDOWS\Temp\pag4.vbs"3⤵
- Executes a VBScript file via the Windows Script Host.
- System Location Discovery: System Language Discovery
PID:404
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\wd.bat" "3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4232 -
C:\Windows\SysWOW64\reg.exeREG Delete HKCR\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace /f4⤵
- System Location Discovery: System Language Discovery
PID:3908
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C:\Windows\SysWOW64\reg.exeREG Delete HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace /f4⤵
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3108
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C:\Windows\SysWOW64\reg.exeREG Add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace\ /ve /f4⤵
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3268
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C:\Windows\SysWOW64\reg.exeREG Add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Desktop\NameSpace\{C42EB5A1-0EED-E549-91B0-153485860982}\ /ve /f4⤵
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:3396
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C:\Windows\SysWOW64\regini.exeregini.exe tmp.ini4⤵PID:4556
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C:\Windows\SysWOW64\reg.exereg.exe query "HKEY_CURRENT_USER\Software\Classes\CLSID\{C42EB5A1-0EED-E549-91B0-153485753982}\Shell\Z\Command"4⤵
- System Location Discovery: System Language Discovery
PID:220
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C:\Windows\SysWOW64\regini.exeregini.exe tmp.ini4⤵PID:212
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C:\Windows\SysWOW64\regini.exeregini.exe tmp.ini4⤵PID:808
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C:\Windows\SysWOW64\regini.exeregini.exe tmp.ini4⤵
- Modifies registry class
PID:3088
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C:\Program Files\VideoLAN\VLC\vlc.exe"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\shipin.mp4"2⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:704
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\resgfvr.exe
- Size 48KB
- SHA256 7fe5d3d61fb4c5bb2df53fa4f942ee782079f7bcbef211f74806d0cd3412c0c8
- MD5 2f1a2b27caa83d5e934fda77812c1339
- SHA1 5f347fa675d7a364463178b87c858644b394c64b
- SHA512 9f8479b3a75b16a52779ecb84006b35cfefdae96291061ba42b895db5fa9755e4740b8f0f3d3432e56dc30a663b915e2abf88aaeff81c7064060c5a647b965c7
- SSDEEP 1536:tdoa0liPsRrPbPVTyLVN7TKMQLv7kIk9i6:tdoa0liPsRrPbPVTyLV
- TLSH T1FD23B51C8895EB55C813E7E0D5BBD0C6F22D2B1F8F498DF6711E9AA10623D6ED007E4A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\shipin.mp4
- Size 7.3MB
- SHA256 3a7f7e0679e4a20a4f510182afdf1a1ae7d80f2a6f0e96689ea867d77502a2e7
- MD5 656cb8e6871208e47d139b133a70d524
- SHA1 70ba26af8eaaec9e534c684edcf362dfb5c74db9
- SHA512 60a5d5a3d4164b18583dfabc92d64f693665b113b171fafc77d3721c11b19f9d14e29cd620e9ae26f1c940bc5971467a1a08999aa5ec64e06b37d431a7bb4bd8
- SSDEEP 196608:H6h4rK4mCz2lI5BbybqIQGld8cDdpXWQw:aSmCyywqSXhw
- TLSH T1E97633B5BBA255ABC0E5167812D52748BE7BFC308630CAEB9CE035134DD8BF06D617A4
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp.ini
- Size 132B
- SHA256 7e9aef3f91d3fe67be19764872b74ed7c5ba2bda6486826db931efd77bc036a1
- MD5 be3ef47f6793fe41d73adeefbd447947
- SHA1 664339b766a9dd7da65efd6ca72a80bb06b3e118
- SHA512 71b840fba459565a781f8a2792f254c2e47b7fe993e8ddfad9ceecb7b770d763276481d5550ad57aede5d0f91823d578e9ccacb42eae42415453826af376722c
- TLSH T147C09B415454CA9191B16119305749144FF657B5E14595DEE88C16215543305C2574D9
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp.ini
- Size 93B
- SHA256 b9a1da3e278f3a979491e5e21a3800e9c0cc035ddd3bf5ead4f4eeddb1274c77
- MD5 955643319771800b82d6ea559e5beff1
- SHA1 8f0f28dca1651c74376796845de4cfacd39475fc
- SHA512 d613f10d2942986fded596203bcf73ed9ce90578e413cdb2fe31e3bec20353e2300df1e9eb10cd69169048534932ad2f782fcfdb7a0ef6b323af3f63f668fd32
- TLSH T1C8B012416018C02290E1320820474C100FE557D9B00552CCCC4C09201543105C1160D9
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp.ini
- Size 92B
- SHA256 aacaee14777d3b9bb6ba34d98f11c831f27484d0fcc5d212d54621c531a43d63
- MD5 bdd8ffa86ca807b1a2d6655fa6964d8a
- SHA1 c7df18144c56a3df5f26adc149f9f61a332ce73a
- SHA512 a78006f68a762685e7489ad394c918e8c494d742c4cf6a547a0e0e20335b9f91e8ecc9e67961c3e266425ea33e3d01afc99c80769d31b2d9337133fddf32b95f
- TLSH T146B0124224008002E061260420674C208FB18B55E00A51D8C8482A2115C36C5C091CCA
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\wd.bat
- Size 1KB
- SHA256 3700c7a76f95e48aa51c279e4258f59503986af84c15e7e357c4e77eefad202b
- MD5 9d290e6868e77fb51f94a639ee6e2dc2
- SHA1 39b0989e4ddf2632c802cfa1922f039683ae7e02
- SHA512 9690795b7d997bcf9eb0601ee43947041bd98de35148c951f8e03b4404518cfc2e290ecd4aa2be37103240ca423ec108461127bcb842257cd261041d9b430dc7
- TLSH T124315A5A3C46C912E1F5E21860A74C10CBEB47EBE004EDDEF88C3A701653789C1AA1CE
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\vlc\vlc-qt-interface.ini
- Size 83B
- SHA256 c8d50b158582401ab2981564a72187723dd8ebb7f434e07c8a7406dd40b49fec
- MD5 3157818d1e4689e790937a3b1520c69b
- SHA1 5c0feda5f670a36c5cb42e499ec3dc26f7254fd2
- SHA512 6df66f949c889cac12e6875b6a097a970f8fbf84af7e620ac0d572b9fffc300e9f9320ab963f5f0305288bb9b7518899ba11b8bc0084d8a4ccdcaa3b56c86f65
- TLSH T141A0124080465326C69448771198110F0021E404449432509766B4840554C5F72C0138
- MD5 SHA1 SHA512 TLSH
- Path C:\WINDOWS\Temp\ialxokta.vbs
- Size 13KB
- SHA256 5e3ac84530b01247869467ff66e52701135390f5d69dbb9014773772f5ad2c6c
- MD5 5caacdccef92b0b1920d55e91ae033ed
- SHA1 248cc4010fd642e0fe0c5f416f30fc83af104cfc
- SHA512 44e364394c9eb10bd194984585b99e9bb322506a15c096dff42af507ab8c3756909b6e94674652a30e63746fb1ba5b05d561c3f1fae0df0aa0e4b03bd838e221
- SSDEEP 96:ONAt5OMV6bztfRcA+VQjoE0LsxWUAPsE4rPbDFpVWYiszGznYiVvJxV9h4:Omt5ONb/+TPsE4rPbPVNly0EzVX4
- TLSH T1C752111CD9A9EF154C1777C0A5BBE0D2F5292F1F4E098CB1612D9EE20623D6ED017E8A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\WINDOWS\Temp\ialxoktb.vbs
- Size 14KB
- SHA256 efb1d5b1362c5c75e3a5cb90030d7601369b97f16a75b291900b6f95ef6b6583
- MD5 7d31f18d6e1fd2eb829e90f5d18d80e5
- SHA1 300fb7f43945f908d7d87cde9ae45c6190d34636
- SHA512 9052753bb25c8656a2d8d58fea1931bc4dee51f4ab8948910424535cc382bef8c52c1892e5b6f93c0b5fc58ec022c12637f03b989fd33bf492a8679ab8a19a42
- SSDEEP 96:OuhSm0TORW5h+R2Np08Glzlm46KD1CvCmCXCsC/C2tWCDtBCzdCsC8AYCsCzzCil:OS/BRW5h+R2Nu8GZm46L7PuL4
- TLSH T16462EC6C88D6FA61481367C489ABD1C6F22D2B1BDB498FF3702F9B610523E5ED04BD46
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\WINDOWS\Temp\ialxoktc.vbs
- Size 8KB
- SHA256 daedafd337838843f702f5a9dff4c0283b2ed9e46d7e7f93bbcf1c75ef3b38be
- MD5 43685fc15704db0dd795fb2643dd4efc
- SHA1 5e0e4f81a81874392d686675b4d9a38e3c04540f
- SHA512 fbee4c6565fccbc7881ce729e9839a8854d9a278dfa1b4a143db69d1ce7f39ce507894f887a58ff265c91a17162a762757c4a1546404c142490dbef886681091
- SSDEEP 192:Oxl71g1q1yi1G1Ai1j1J1d1Ji1j1e1i1v1pe1TM1Tx4:Oxl71g1q1p1G1v1j1J1d1c1j1e1i1v1+
- TLSH T1FE02E72C4854FA574817FFC0D66FC0C4F13D275F8669EAA9705F1AE64613C3AE40BA8A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\WINDOWS\Temp\pag4.vbs
- Size 2KB
- SHA256 77362594f0d40b1efa5b76b184cf4e6ae3568ea9217d24daad512db86b1c81b5
- MD5 61f064efc44327325d29c2a9ca502fa4
- SHA1 2473a629a86922afb7e50a2dee104c440502f877
- SHA512 e27fce232a2cbda59fdb6065be1bb3fe6658091ef2d201ebf88c214cc04f994def1f90588a954578356cfc55884f616f583310a77fa0cba96a3bfeb34ad0350e
- TLSH T18951806CD9E2EF168817A6C05AF755C7F4092F0A0F898CB3704D4E890B63E6E960BF45
- MD5 SHA1 SHA512 TLSH
- Path C:\WINDOWS\Temp\pag5.vbs
- Size 2KB
- SHA256 3165d84ec311cf7b6fb417b86b0d8f5123b10ebb931eaea3560b735113191a4f
- MD5 20ed21eb1b2628239046c8182e155bb9
- SHA1 b1b32a754f21c35b9cf2bfa45a4656ea3fb5d356
- SHA512 547d9783c3cf932f5307276230c1edb3fbd091412364c99e4f54cafa44551beb71c7ef35e5344ff16f2cba9781b471a5d3364e6c5ef0a6bd653a1ee805a5286f
- TLSH T1DA51963CDC57DB51C803E7C062A794C6FA1C3B1FDA5A0FF2B01E56690512DAD925BE0A
- MD5 SHA1 SHA512 TLSH