Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/08/2026, 09:20
Behavioral task
behavioral1
Sample
7bfefd879a4cfd9f52f672b60958edf2.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
7bfefd879a4cfd9f52f672b60958edf2.exe
Resource
win11ltsc2024-20260709-en
11 signatures
150 seconds
General
- Target 7bfefd879a4cfd9f52f672b60958edf2.exe
- Size 2.1MB
- Sample260830-lay47a1epc
- SHA256 63fac7a61eddee415e9d405258271acac654485b2233a5decea6eee736c4f6a2
- MD5 7bfefd879a4cfd9f52f672b60958edf2
- SHA1 b30175d9775bc317d7761d1a4859ea625d081afe
- SHA512 2fc2fd82582cb4649de7676f0464cda193976e8c306832057d28ed8dc57f0594c0ebca6f02e72f5cca19e40da447e7f30485b1388626fab17460e9feeae74254
- SSDEEP 24576:GXVrSLScusMmOvjjhzvLTCY6eDvoe2iUd+Sh97V6K8pmFH7BPNQ3ArPkBJultjKC:puI2hFUe2foSL3rdf/rVltjkg
- TLSH T10AA5D03FB28B653EE06E5A367A76E220583B7A6165124C16D7F4C88CCF251701E3F786
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
Malware Config
Signatures
- Modifies RDP port number used by Windows 1 TTPs
- 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 7bfefd879a4cfd9f52f672b60958edf2.tmp Key value queried \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation 7bfefd879a4cfd9f52f672b60958edf2.tmp - Executes dropped EXE 4 IoCs
pid Process 1304 7bfefd879a4cfd9f52f672b60958edf2.tmp 2996 7bfefd879a4cfd9f52f672b60958edf2.tmp 2908 broker.exe 1528 bridge.exe - Loads dropped DLL 2 IoCs
pid Process 2908 broker.exe 1528 bridge.exe - Checks whether UAC is enabled 1 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA broker.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA bridge.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 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 7bfefd879a4cfd9f52f672b60958edf2.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7bfefd879a4cfd9f52f672b60958edf2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7bfefd879a4cfd9f52f672b60958edf2.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language broker.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bridge.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7bfefd879a4cfd9f52f672b60958edf2.exe - Inno Setup is an open-source installation builder for Windows applications. 4 IoCs
Inno Setup installer
resource yara_rule behavioral1/memory/5000-0-0x00000000006B0000-0x000000000078C000-memory.dmp innosetup behavioral1/memory/2964-8-0x00000000006B0000-0x000000000078C000-memory.dmp innosetup behavioral1/memory/5000-11-0x00000000006B0000-0x000000000078C000-memory.dmp innosetup behavioral1/memory/2964-52-0x00000000006B0000-0x000000000078C000-memory.dmp innosetup - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2908 broker.exe 2908 broker.exe 2908 broker.exe 2908 broker.exe 1528 bridge.exe 1528 bridge.exe 1528 bridge.exe 1528 bridge.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2996 7bfefd879a4cfd9f52f672b60958edf2.tmp - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2908 broker.exe 1528 bridge.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5000 wrote to memory of 1304 5000 7bfefd879a4cfd9f52f672b60958edf2.exe 84 PID 1304 wrote to memory of 2964 1304 7bfefd879a4cfd9f52f672b60958edf2.tmp 85 PID 2964 wrote to memory of 2996 2964 7bfefd879a4cfd9f52f672b60958edf2.exe 86 PID 2996 wrote to memory of 2908 2996 7bfefd879a4cfd9f52f672b60958edf2.tmp 88 PID 2996 wrote to memory of 1528 2996 7bfefd879a4cfd9f52f672b60958edf2.tmp 93
Processes
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C:\Users\Admin\AppData\Local\Temp\7bfefd879a4cfd9f52f672b60958edf2.exe"C:\Users\Admin\AppData\Local\Temp\7bfefd879a4cfd9f52f672b60958edf2.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5000 -
C:\Users\Admin\AppData\Local\Temp\is-Y4XOKC0WCM.tmp\7bfefd879a4cfd9f52f672b60958edf2.tmp"C:\Users\Admin\AppData\Local\Temp\is-Y4XOKC0WCM.tmp\7bfefd879a4cfd9f52f672b60958edf2.tmp" /SL5="$4010E,967745,842240,C:\Users\Admin\AppData\Local\Temp\7bfefd879a4cfd9f52f672b60958edf2.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Users\Admin\AppData\Local\Temp\7bfefd879a4cfd9f52f672b60958edf2.exe"C:\Users\Admin\AppData\Local\Temp\7bfefd879a4cfd9f52f672b60958edf2.exe" /PASSWORD=XhACj636RE7rfE9i3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Users\Admin\AppData\Local\Temp\is-4GFEN0S7CP.tmp\7bfefd879a4cfd9f52f672b60958edf2.tmp"C:\Users\Admin\AppData\Local\Temp\is-4GFEN0S7CP.tmp\7bfefd879a4cfd9f52f672b60958edf2.tmp" /SL5="$5010E,967745,842240,C:\Users\Admin\AppData\Local\Temp\7bfefd879a4cfd9f52f672b60958edf2.exe" /PASSWORD=XhACj636RE7rfE9i4⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2996 -
C:\Users\Admin\AppData\Local\Temp\6b83b8270bcb1574ee344159e52ada57.cache\broker.exe"C:\Users\Admin\AppData\Local\Temp\6b83b8270bcb1574ee344159e52ada57.cache\broker.exe" -Embedding5⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2908
-
-
C:\Users\Admin\AppData\Local\Temp\5d89de8bc2a0d74ef7d2975a7d92584e.bak\bridge.exe"C:\Users\Admin\AppData\Local\Temp\5d89de8bc2a0d74ef7d2975a7d92584e.bak\bridge.exe" -Embedding5⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1528
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\5d89de8bc2a0d74ef7d2975a7d92584e.bak\GameuxInstallHelper.dll
- Size 101KB
- SHA256 dfbec2ac0294797f7f358ffe370bd868d874f242ddbe79b7c853310243aaa1b7
- MD5 ec1dd89ab40a37d658b8620617cecf20
- SHA1 94ad9d73d3a31259b94c8e63ab66e8feeae99dd4
- SHA512 37f520ca9c191e2bd68dd9d8ed5204e538ccb842c7cafabae09cf55d0b7e9938504931a19fe294b51a27c702a518200db9953d4e399372df13f174d5d184a4ae
- SSDEEP 1536:OTzAYHiSZEreLFcxubcXykLj+aVdvNuhnMJmjfIOcs8WNl:OfAYCkLOyaykLjLj4zjRcs8W3
- TLSH T1BFA35C85EBC340F2E53B55F08CDBA7BF863173224475CDFAE68CAB45B923701164628A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\5d89de8bc2a0d74ef7d2975a7d92584e.bak\bridge.exe
- Size 104KB
- SHA256 13eede1261f4b2e523d585729870ef010d97d22fdea371c592a3c4e9127fb755
- MD5 525bef62adbdcfa8c821af2e8272866b
- SHA1 c00c2f5e053d05b449779618971dfbd41bcb534d
- SHA512 7eeb52b0574a2ffc838f32a6b58ae2a3374d88804ac54642583927858ddb3a8b2307f6650165fef5ff6871a225e185bf4366d76e859bbcb704f5707d893d6769
- SSDEEP 1536:qhSUvJEGEfSySB59j+I3eTw/b7jZFVc5D4BtTGYywBu3Phk57lMmv7vvao7:wT+fSrbInY3eD4Btn2PwRMmvuE
- TLSH T18EA39D527B90D071E0622A3099A9C6718F377C329B79C5CB37947E6E3EB13C1A935326
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\6b83b8270bcb1574ee344159e52ada57.cache\GameuxInstallHelper.dll
- Size 101KB
- SHA256 5fbf329a96bb8caf87d1fefa465143d72b86274e6e11845656f09ec28b9e0912
- MD5 0852ee10661b65b162eba4b675f8f210
- SHA1 03025df487c999f665cc51af0b487bbceec4de6a
- SHA512 f4c7e0cc48fa6489b055f712dde3132f6a2578b5c8b7b4d1791986963277f2594552ce960d9c13acaac066adafc29b8dade62811db6c0f4e1ea5b63d73d2b21e
- SSDEEP 1536:ogLfkYHbSbEvDfKcYT28WyXrPMaVd/2uvNMULUQIOkJ8aQy:5DkY7PftLDyXrPVjldUGkJ8a9
- TLSH T1DAA36C81EAC380F1E83B59F08DDBA7BF8231B3224579CDFAE58C5F45B9237112585299
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\6b83b8270bcb1574ee344159e52ada57.cache\broker.exe
- Size 104KB
- SHA256 a826b52219cf7ba60fbd9773db29630ed80946327d2829c64d16a523041c9dda
- MD5 973d8db3c07f1ad65ec0c94f07dc3194
- SHA1 6d60ee242e901f4e8203af602941c81a44eb7d45
- SHA512 b9a691bfca3de31fbfba2c02a952de8d3b5a349abd1e946513023f8e1064d2c0f55b5e0f3b5a34278f934fe3f5ea8641ff4066f97a6cafe9d1fcf2fbe6d9ac2e
- SSDEEP 1536:FhSUvJEGEfSySB59j+I3eTw/b7jZFVc5D4BtTGYywBu3PA6Q8qRYAmeMs32:jT+fSrbInY3eD4Btn2PTT4Yxs32
- TLSH T1F2A38D423B90D471E0522A305965C6714F3B7C32ABB985CB37947EAE7EB13C1A936327
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-Y4XOKC0WCM.tmp\7bfefd879a4cfd9f52f672b60958edf2.tmp
- Size 4.1MB
- SHA256 13178f09ffa080714a6f678fabb00329271aa04bcd0c14eca59bccf5c9225a03
- MD5 a58b1ec6afd0fc4b542778237ee6fe58
- SHA1 de76d51ecd1260c72d325c7107753b13aab4836b
- SHA512 97bd0202582aeb41338246469493c1939a81ea91662a3a7322d3df003ec27113eccba2183cad1703519736b48aa5a543da0dd09b9a71813ac446774d09cd8915
- SSDEEP 98304:t9SZUvl30aj90ZFcvdQ0hdgvminQLMj+Jv333J:CItJj90Z6RgKwq
- TLSH T1B4168E03B388753EE4B71A3A883FA654583F7A213A26CD4B6BF40D5C4F396416D2A747
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\scr_initsetup.log
- Size 76B
- SHA256 0594e1754936e74afb1a79d0aa6b986ec6b107f1f2d97540788e6465d7f3945d
- MD5 0009e676ae60fcd7552f3294e7c676d8
- SHA1 0cf8341d59ede033ab5f1263b5c416ca7eedcc81
- SHA512 dcfd4cb627b53c95be0d3d9b9ac3afc411ecb3d7db85d95f0de55cdc127297a52952d9fa1e9eb817729cfce5133392aa189811bab996b562cb40d203b4ec15c0
- TLSH T1B9A0023D544757B7650584E185A430DD73C1151C46415950199574A715515C3D804571
- MD5 SHA1 SHA512 TLSH