Analysis
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max time kernel
151s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
26-11-2022 16:18
Static task
static1
Behavioral task
behavioral1
Sample
951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe
Resource
win10v2004-20220901-en
General
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Target
951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe
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Size
972KB
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MD5
3b7e96061f7d172c89793b2fe29f2dc8
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SHA1
bad05521f713738d55ce6eed20dc2a1ef5a978a2
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SHA256
951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9
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SHA512
df807becbf861a2eb1eec58b3e6108276050d98deb0cfad80df45c1e0502b4044907c5386e4b1c9eea5eb6ae9c37d761366f134f57a3f3400e9106de4c8a044b
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SSDEEP
12288:Bi41crnV0OIhpyYaQYiXWdNhdlk6GT+yLuAAD/DHcwb81ljj9Qv9kvCTl12Pm:Bi4Q01yYsiGdXdS6wkfDQwbuSS6+
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\FolderName\\file.exe" 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe -
Executes dropped EXE 1 IoCs
pid Process 2184 notepad .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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation wscript.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\system32 = "C:\\Users\\Admin\\AppData\\Local\\Windows/system32\\system32.exe" notepad .exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini notepad .exe File opened for modification C:\Windows\assembly\Desktop.ini notepad .exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2496 set thread context of 2184 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 84 -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly notepad .exe File created C:\Windows\assembly\Desktop.ini notepad .exe File opened for modification C:\Windows\assembly\Desktop.ini notepad .exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Delays execution with timeout.exe 1 IoCs
pid Process 1112 timeout.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2184 notepad .exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe Token: 33 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe Token: SeIncBasePriorityPrivilege 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe Token: SeDebugPrivilege 2184 notepad .exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2184 notepad .exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2496 wrote to memory of 4932 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 82 PID 2496 wrote to memory of 4932 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 82 PID 2496 wrote to memory of 4932 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 82 PID 2496 wrote to memory of 2184 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 84 PID 2496 wrote to memory of 2184 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 84 PID 2496 wrote to memory of 2184 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 84 PID 2496 wrote to memory of 2184 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 84 PID 2496 wrote to memory of 2184 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 84 PID 2496 wrote to memory of 2184 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 84 PID 2496 wrote to memory of 2184 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 84 PID 2496 wrote to memory of 2184 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 84 PID 4932 wrote to memory of 1028 4932 cmd.exe 85 PID 4932 wrote to memory of 1028 4932 cmd.exe 85 PID 4932 wrote to memory of 1028 4932 cmd.exe 85 PID 1028 wrote to memory of 2516 1028 wscript.exe 86 PID 1028 wrote to memory of 2516 1028 wscript.exe 86 PID 1028 wrote to memory of 2516 1028 wscript.exe 86 PID 2496 wrote to memory of 4680 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 92 PID 2496 wrote to memory of 4680 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 92 PID 2496 wrote to memory of 4680 2496 951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe 92 PID 4680 wrote to memory of 1112 4680 cmd.exe 94 PID 4680 wrote to memory of 1112 4680 cmd.exe 94 PID 4680 wrote to memory of 1112 4680 cmd.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe"C:\Users\Admin\AppData\Local\Temp\951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2496 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\FolderName\mata.bat2⤵
- Suspicious use of WriteProcessMemory
PID:4932 -
C:\Windows\SysWOW64\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\FolderName\invs.vbs" "C:\Users\Admin\AppData\Local\Temp\FolderName\mata2.bat3⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FolderName\mata2.bat" "4⤵PID:2516
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C:\Users\Admin\AppData\Local\Temp\notepad .exe"C:\Users\Admin\AppData\Local\Temp\notepad .exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2184
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FolderName\notepad.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:4680 -
C:\Windows\SysWOW64\timeout.exetimeout /t 3003⤵
- Delays execution with timeout.exe
PID:1112
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
972KB
MD53b7e96061f7d172c89793b2fe29f2dc8
SHA1bad05521f713738d55ce6eed20dc2a1ef5a978a2
SHA256951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9
SHA512df807becbf861a2eb1eec58b3e6108276050d98deb0cfad80df45c1e0502b4044907c5386e4b1c9eea5eb6ae9c37d761366f134f57a3f3400e9106de4c8a044b
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Filesize
78B
MD5c578d9653b22800c3eb6b6a51219bbb8
SHA1a97aa251901bbe179a48dbc7a0c1872e163b1f2d
SHA25620a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2
SHA5123ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d
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Filesize
69B
MD5c96a3b31fc4a115c977ce5d8a3256f4f
SHA18c71b0d75099af30ac1fe33266e3970b47ba716d
SHA256a5b672a4863abcf46556d2e606b2833e8897a3206e554ad93043a82a792df49e
SHA512f4337e85ca0b3c0242c35a09f1ff7154c9e37ea3c7de3c2337385fb4b57e25a8550877ce2f37d023c94a3fa69b2b4e003207790297879d29a5bbe4856d0a0f48
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Filesize
71B
MD5068b098f8c807465a86da0256d8e22c7
SHA171f4205e5c884f829fc3f500cc4adf3828404a58
SHA2561724823b6967f9d2931c3b55f09ee095a69ad8e13ae7b338ee22a5c56eeaf05d
SHA512e9432cdebd7dff6f96aad870ea8e9713f618cadcfa720c0a10cd4d62b3f8d129d5efb1e170e6712afc23157d45f5e8c8f3bce80310a27d1e994e6e1af5314626
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Filesize
211B
MD5fcea7e008224fa9f82bba83e3562baf0
SHA1f8ccd10830a0e5e979099a022fb07019e2ac479e
SHA2560d9caf1dc4c3317085c4fd81a56df506c99dacb883c341a2250d8ef9beffbdba
SHA5125083a7b3500841b05c879151cde2dda997cf70fbe0dbec5b218dc5efe37084af976fcb67511c92fff21f6b0b5dafdc01f03b448b731db56e7f1f851017467304
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Filesize
972KB
MD53b7e96061f7d172c89793b2fe29f2dc8
SHA1bad05521f713738d55ce6eed20dc2a1ef5a978a2
SHA256951ca02475136fd340c7232763b85a734ffd668dc0134fe2c60d5658213387a9
SHA512df807becbf861a2eb1eec58b3e6108276050d98deb0cfad80df45c1e0502b4044907c5386e4b1c9eea5eb6ae9c37d761366f134f57a3f3400e9106de4c8a044b
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Filesize
52KB
MD5a64daca3cfbcd039df3ec29d3eddd001
SHA1eee8b2573f71e8d5c3ee7e53af3e6772e090d0f3
SHA256403752009f29381d5e4036b8be94589c89188f9ce8ef5f86959eaaada019ed36
SHA512b6fe2d0ae3fcd4442579ecf10d498d61e0f042813c8fc4be8019da77d849cfcf0b168507139a1b5697227c272de9091788f8e03cf1ce13d5b5077568cfa6a479
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Filesize
52KB
MD5a64daca3cfbcd039df3ec29d3eddd001
SHA1eee8b2573f71e8d5c3ee7e53af3e6772e090d0f3
SHA256403752009f29381d5e4036b8be94589c89188f9ce8ef5f86959eaaada019ed36
SHA512b6fe2d0ae3fcd4442579ecf10d498d61e0f042813c8fc4be8019da77d849cfcf0b168507139a1b5697227c272de9091788f8e03cf1ce13d5b5077568cfa6a479