Analysis
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max time kernel
112s -
max time network
112s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02-10-2024 03:47
Static task
static1
Behavioral task
behavioral1
Sample
4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe
Resource
win10v2004-20240802-en
General
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Target
4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe
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Size
2.0MB
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MD5
d36d3d86358ba81df107250849e40c90
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SHA1
13c93245a704115dac8a2ba2113091c2729043f7
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SHA256
4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27c
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SHA512
0cc821ae0a4af8759e45dba7e1623037e783d905a83326e9097c07a56000ac8a4c3c49b53a42098679496c169ca0bbf91b98e1bf3c900ad91aa8926de15cbac2
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SSDEEP
49152:ovCgNXJLrduEyztsR7OQzQzAmjqamm173f:oKgNdd/yzt67OU7apv
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe -
Executes dropped EXE 3 IoCs
pid Process 2740 7D57AD13E21.exe 4252 Scegli_nome_allegato.exe 1536 7D57AD13E21.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\7D57AD13E21.exe" reg.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2740 set thread context of 1536 2740 7D57AD13E21.exe 95 -
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 5 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 reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7D57AD13E21.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Scegli_nome_allegato.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7D57AD13E21.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch Scegli_nome_allegato.exe Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" Scegli_nome_allegato.exe Key created \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\IESettingSync Scegli_nome_allegato.exe Set value (int) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" Scegli_nome_allegato.exe -
Modifies registry key 1 TTPs 1 IoCs
pid Process 4400 reg.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4252 Scegli_nome_allegato.exe 4252 Scegli_nome_allegato.exe 4252 Scegli_nome_allegato.exe 1536 7D57AD13E21.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2036 wrote to memory of 4400 2036 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe 89 PID 2036 wrote to memory of 4400 2036 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe 89 PID 2036 wrote to memory of 4400 2036 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe 89 PID 2036 wrote to memory of 2740 2036 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe 91 PID 2036 wrote to memory of 2740 2036 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe 91 PID 2036 wrote to memory of 2740 2036 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe 91 PID 2036 wrote to memory of 4252 2036 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe 92 PID 2036 wrote to memory of 4252 2036 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe 92 PID 2036 wrote to memory of 4252 2036 4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe 92 PID 2740 wrote to memory of 1536 2740 7D57AD13E21.exe 95 PID 2740 wrote to memory of 1536 2740 7D57AD13E21.exe 95 PID 2740 wrote to memory of 1536 2740 7D57AD13E21.exe 95 PID 2740 wrote to memory of 1536 2740 7D57AD13E21.exe 95 PID 2740 wrote to memory of 1536 2740 7D57AD13E21.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe"C:\Users\Admin\AppData\Local\Temp\4d7d153357e9c887fe5d1ee6fc7154b72175174039cba733412135ad6e4eb27cN.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2036 -
C:\Windows\SysWOW64\reg.exe"C:\Windows\System32\reg.exe" ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "Windows Update" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe" /f2⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry key
PID:4400
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C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2740 -
C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1536
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C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe"C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4252
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.0MB
MD52229836cf66284e0b892a0715a993c6d
SHA1632f9eb42c77050bd9089bf578ec7907f481370c
SHA256ce55f13347cc55dcc9be57d02b170ecbcd7d78b3bf0550cc05dc5e6df9aadf63
SHA512cd3314611a3dce9c106f9ca7fb5e7e767d6501017ca9835bc7f06a1661cec4552d99f26a3c0f1cfa1fa0c82094b9a1cc1304e42c24cde4b633aaede2972e937e
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Filesize
1.0MB
MD5a2f259ceb892d3b0d1d121997c8927e3
SHA16e0a7239822b8d365d690a314f231286355f6cc6
SHA256ab01a333f38605cbcebd80e0a84ffae2803a9b4f6bebb1e9f773e949a87cb420
SHA5125ae1b60390c94c9e79d3b500a55b775d82556e599963d533170b9f35ad5cfa2df1b7d24de1890acf8e1e2c356830396091d46632dbc6ee43a7d042d4facb5dad