Overview
overview
10Static
static
3HWID Chang...er.exe
windows7-x64
10HWID Chang...er.exe
windows10-2004-x64
10HWID Chang...ip.dll
windows7-x64
1HWID Chang...ip.dll
windows10-2004-x64
1HWID Chang...er.exe
windows7-x64
8HWID Chang...er.exe
windows10-2004-x64
8HWID Chang...ig.exe
windows7-x64
10HWID Chang...ig.exe
windows10-2004-x64
10Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2024 17:57
Static task
static1
Behavioral task
behavioral1
Sample
HWID Changer by SILENQER/HWID Changer.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
HWID Changer by SILENQER/HWID Changer.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
HWID Changer by SILENQER/compreg/Ionic.Zip.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
HWID Changer by SILENQER/compreg/Ionic.Zip.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
HWID Changer by SILENQER/compreg/Launcher.exe
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
HWID Changer by SILENQER/compreg/Launcher.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
HWID Changer by SILENQER/compreg/config.exe
Resource
win7-20240708-en
General
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Target
HWID Changer by SILENQER/HWID Changer.exe
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Size
237KB
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MD5
aee0ba7c69ab3449557a52ed4e6fe7db
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SHA1
a9700d9644b4f88f9d8232096719f1428402c8b1
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SHA256
2e93d89eefb4edf698d8f695c93efe3e797c01655af6194b5c0d566f37a365fd
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SHA512
ed0af7dbb27d10e47661c6d6fcea0753fb423f012f47bc2ea6b11bb8fdfe699e1f2cf482248450553d5813c894460bca4de51e655c216e08a87ac805108bf8b5
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SSDEEP
3072:r4llGPkV6jW+tKFh36Lv+GSBADfBZRBadxlv:r6lGsMrETGmALon
Malware Config
Extracted
limerat
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aes_key
Remcos
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antivm
false
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c2_url
https://pastebin.com/raw/fBSseKkF
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delay
3
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download_payload
false
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install
false
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install_name
Wservices.exe
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main_folder
Temp
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pin_spread
false
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sub_folder
\
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usb_spread
false
Extracted
limerat
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antivm
false
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c2_url
https://pastebin.com/raw/fBSseKkF
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download_payload
false
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install
false
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pin_spread
false
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usb_spread
false
Signatures
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Limerat family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4476 powershell.exe 1044 powershell.exe -
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation HWID Changer.exe Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation Windows Services.exe Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation Runtime Explorer.exe Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation MSbuild.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Startup.lnk Launcher.exe -
Executes dropped EXE 6 IoCs
pid Process 3496 MSbuild.exe 3304 HWID Changer.exe 4732 Windows Services.exe 1544 Secure System Shell.exe 3572 Runtime Explorer.exe 400 MSbuild.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Runtime Explorer = "C:\\Windows\\IMF\\\\Windows Services.exe" Launcher.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Runtime Explorer = "\"C:\\Users\\Admin\\AppData\\Roaming\\Runtime Explorer.exe\"" Runtime Explorer.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 33 pastebin.com 34 pastebin.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3496 set thread context of 400 3496 MSbuild.exe 105 -
Drops file in Program Files directory 6 IoCs
description ioc Process File opened for modification C:\Program Files\MSextract config.exe File created C:\Program Files\MSextract\__tmp_rar_sfx_access_check_240630328 config.exe File created C:\Program Files\MSextract\HWID Changer.exe config.exe File opened for modification C:\Program Files\MSextract\HWID Changer.exe config.exe File created C:\Program Files\MSextract\MSbuild.exe config.exe File opened for modification C:\Program Files\MSextract\MSbuild.exe config.exe -
Drops file in Windows directory 9 IoCs
description ioc Process File created C:\Windows\IMF\LICENCE.zip Launcher.exe File created C:\Windows\IMF\LICENCE.dat Launcher.exe File opened for modification C:\Windows\IMF\Runtime Explorer.exe Launcher.exe File created C:\Windows\IMF\Windows Services.exe.tmp Launcher.exe File opened for modification C:\Windows\IMF\Windows Services.exe Launcher.exe File created C:\Windows\IMF\Secure System Shell.exe.tmp Launcher.exe File opened for modification C:\Windows\IMF\LICENCE.zip Launcher.exe File created C:\Windows\IMF\Runtime Explorer.exe.tmp Launcher.exe File opened for modification C:\Windows\IMF\Secure System Shell.exe Launcher.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 11 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 Runtime Explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HWID Changer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSbuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Windows Services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Secure System Shell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSbuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HWID Changer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Launcher.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3896 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 1096 Launcher.exe 4476 powershell.exe 4476 powershell.exe 4732 Windows Services.exe 4732 Windows Services.exe 4732 Windows Services.exe 4732 Windows Services.exe 1544 Secure System Shell.exe 1044 powershell.exe 1044 powershell.exe 3496 MSbuild.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 1096 Launcher.exe Token: SeDebugPrivilege 4476 powershell.exe Token: SeDebugPrivilege 4732 Windows Services.exe Token: SeDebugPrivilege 1544 Secure System Shell.exe Token: SeDebugPrivilege 1044 powershell.exe Token: SeDebugPrivilege 3496 MSbuild.exe Token: SeDebugPrivilege 400 MSbuild.exe Token: SeDebugPrivilege 400 MSbuild.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3572 Runtime Explorer.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4120 wrote to memory of 1096 4120 HWID Changer.exe 82 PID 4120 wrote to memory of 1096 4120 HWID Changer.exe 82 PID 4120 wrote to memory of 1096 4120 HWID Changer.exe 82 PID 1096 wrote to memory of 4476 1096 Launcher.exe 83 PID 1096 wrote to memory of 4476 1096 Launcher.exe 83 PID 1096 wrote to memory of 4476 1096 Launcher.exe 83 PID 4120 wrote to memory of 2344 4120 HWID Changer.exe 85 PID 4120 wrote to memory of 2344 4120 HWID Changer.exe 85 PID 2344 wrote to memory of 3496 2344 config.exe 86 PID 2344 wrote to memory of 3496 2344 config.exe 86 PID 2344 wrote to memory of 3496 2344 config.exe 86 PID 2344 wrote to memory of 3304 2344 config.exe 88 PID 2344 wrote to memory of 3304 2344 config.exe 88 PID 2344 wrote to memory of 3304 2344 config.exe 88 PID 1096 wrote to memory of 4732 1096 Launcher.exe 89 PID 1096 wrote to memory of 4732 1096 Launcher.exe 89 PID 1096 wrote to memory of 4732 1096 Launcher.exe 89 PID 4732 wrote to memory of 1544 4732 Windows Services.exe 90 PID 4732 wrote to memory of 1544 4732 Windows Services.exe 90 PID 4732 wrote to memory of 1544 4732 Windows Services.exe 90 PID 4732 wrote to memory of 3572 4732 Windows Services.exe 91 PID 4732 wrote to memory of 3572 4732 Windows Services.exe 91 PID 4732 wrote to memory of 3572 4732 Windows Services.exe 91 PID 3572 wrote to memory of 1044 3572 Runtime Explorer.exe 92 PID 3572 wrote to memory of 1044 3572 Runtime Explorer.exe 92 PID 3572 wrote to memory of 1044 3572 Runtime Explorer.exe 92 PID 3496 wrote to memory of 3896 3496 MSbuild.exe 103 PID 3496 wrote to memory of 3896 3496 MSbuild.exe 103 PID 3496 wrote to memory of 3896 3496 MSbuild.exe 103 PID 3496 wrote to memory of 400 3496 MSbuild.exe 105 PID 3496 wrote to memory of 400 3496 MSbuild.exe 105 PID 3496 wrote to memory of 400 3496 MSbuild.exe 105 PID 3496 wrote to memory of 400 3496 MSbuild.exe 105 PID 3496 wrote to memory of 400 3496 MSbuild.exe 105 PID 3496 wrote to memory of 400 3496 MSbuild.exe 105 PID 3496 wrote to memory of 400 3496 MSbuild.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\HWID Changer by SILENQER\HWID Changer.exe"C:\Users\Admin\AppData\Local\Temp\HWID Changer by SILENQER\HWID Changer.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4120 -
C:\Users\Admin\AppData\Local\Temp\HWID Changer by SILENQER\compreg\Launcher.exe"C:\Users\Admin\AppData\Local\Temp\HWID Changer by SILENQER\compreg\Launcher.exe"2⤵
- Drops startup file
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1096 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" add-mppreference -exclusionpath C:\Windows\IMF\3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4476
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C:\Windows\IMF\Windows Services.exe"C:\Windows\IMF\Windows Services.exe" {Arguments If Needed}3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4732 -
C:\Windows\IMF\Secure System Shell.exe"C:\Windows\IMF\Secure System Shell.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1544
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C:\Windows\IMF\Runtime Explorer.exe"C:\Windows\IMF\Runtime Explorer.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3572 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" add-mppreference -exclusionpath C:\Users\Admin\AppData\Roaming\5⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1044
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C:\Users\Admin\AppData\Local\Temp\HWID Changer by SILENQER\compreg\config.exe"C:\Users\Admin\AppData\Local\Temp\HWID Changer by SILENQER\compreg\config.exe"2⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Program Files\MSextract\MSbuild.exe"C:\Program Files\MSextract\MSbuild.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3496 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TcjPCP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3BDB.tmp"4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3896
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C:\Program Files\MSextract\MSbuild.exe"{path}"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:400
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C:\Program Files\MSextract\HWID Changer.exe"C:\Program Files\MSextract\HWID Changer.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3304
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
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Filesize
885KB
MD543c147d6afafbf546ac6fdfe4ae049c9
SHA1faf2ced44d5794372c0c42b32d47f68580e18dbf
SHA2569ecccf1c26e43ca90cf997dc0ecd3e1ef6f3405a8bc46583725bc7e1d27fd235
SHA512249b1c7130c3dd9c315c2eeafdb2748d0c97b9cd710056b36d983785e01185e308ef2a1c80d0c1d7adce05557b6b70ac7dcf581be7975836651ef98673fa7bb8
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Filesize
858KB
MD5a71cd5886cca33a25f832a1ed37bc4af
SHA17bacf2f5f80c03a298528106a34db71951a1e94e
SHA2568c5b2aa9fc23e7e50d09bb41c9729efd821e6094a0477a65054ff20938723d88
SHA512eb672552875d873dd2e5518ac022e99e0a8531a52f9d67f2dbaf09b66809483a7881fbf46472ed9f38df9bb46bd89016a53220fbf38149a2c507efda0a66be03
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Filesize
1KB
MD517573558c4e714f606f997e5157afaac
SHA113e16e9415ceef429aaf124139671ebeca09ed23
SHA256c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD57c9c547e86ae7530ed0f31c79034a5ec
SHA1b747f29c3c230799c9192c659316647c29da7b31
SHA256082f3b890e37b09ca5fd68c43547a517e01c029d95ce241ea96aba7d4e3a5b93
SHA512f768690d821c1ac9740c5aebe38e02d794166a3a14364fb59a029ab64d62ac10a4f30cbf21d86c82ac275333b116c1a118df019ce8adc4673fa4548cab20b7f7
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD572aa9bb65b485be62a918bf7cb13a3fc
SHA1a2646799c6cc6a02c1b74656228bd5aaa33ae493
SHA25651e61e17d5d22b3e936ca25c64f1d2dbcf88c4e24814f31b5019767d346fad3d
SHA5122c2d70126958d56790dcc00b518c69a48535554c051c3c5a4979364d7423e97c74ed322dd25a54d52de847a14114985e84c707e4faa36539ff8b88f69c0732b2
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Filesize
152KB
MD503f5e0141f4519f0c5ac26ce0b036a0f
SHA14f7a2a230e7a194a898cc9f2d563ac8777fe99c0
SHA25678a408c628e33e3332645f480ee7ce01b5dc24fc96cf16ffa0868d43f3d421ef
SHA51286a68f040654006e06b51c5714e0d7168d0d1bef7f3c39843632068104f773f771d21be4bc251d712f3e915cd1058f89ad31d9e3f3d9e7cf6da6785cbf22d8d7
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Filesize
45KB
MD57d0c7359e5b2daa5665d01afdc98cc00
SHA1c3cc830c8ffd0f53f28d89dcd9f3426be87085cb
SHA256f1abd5ab03189e82971513e6ca04bd372fcf234d670079888f01cf4addd49809
SHA512a8f82b11b045d8dd744506f4f56f3382b33a03684a6aebc91a02ea901c101b91cb43b7d0213f72f39cbb22f616ecd5de8b9e6c99fb5669f26a3ea6bcb63c8407
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Filesize
46KB
MD5ad0ce1302147fbdfecaec58480eb9cf9
SHA1874efbc76e5f91bc1425a43ea19400340f98d42b
SHA2562c339b52b82e73b4698a0110cdfe310c00c5c69078e9e1bd6fa1308652bf82a3
SHA512adccd5520e01b673c2fc5c451305fe31b1a3e74891aece558f75fefc50218adf1fb81bb8c7f19969929d3fecb0fdb2cb5b564400d51e0a5a1ad8d5bc2d4eed53