Analysis
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max time kernel
159s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
28-12-2023 11:06
Static task
static1
Behavioral task
behavioral1
Sample
dad4c7318b46644d7aa14a336281b2c5.exe
Resource
win7-20231129-en
General
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Target
dad4c7318b46644d7aa14a336281b2c5.exe
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Size
3.4MB
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MD5
dad4c7318b46644d7aa14a336281b2c5
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SHA1
c0d76328d93a27eeb8b6b321703a889a095f8e18
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SHA256
4714811e90e7eb3fa08b27a95639c3bd8a836669749b28f9c0f24361e7ebe6ee
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SHA512
f178c5726b45220d8f5cc4ba324dba34733595e849061a3301eaa997acea6e179c4dee77ebb548e9ebae6c366aec09ecdf144729172c8b557a7ef3932fced833
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SSDEEP
49152:G8HIQk6JZi5RQxF+XWIzXy8H+OUrm9JQHSPopLWPcZgtI1WARZNaDRlGovw8:GfQDURkIzdZJQ+oRWEZwEWARYGf
Malware Config
Extracted
bitrat
1.38
snkno.duckdns.org:43413
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communication_password
827ccb0eea8a706c4c34a16891f84e7b
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tor_process
tor
Signatures
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CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
resource yara_rule behavioral2/memory/3012-7-0x0000000005CC0000-0x0000000005CD2000-memory.dmp CustAttr -
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-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation dad4c7318b46644d7aa14a336281b2c5.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 1596 dad4c7318b46644d7aa14a336281b2c5.exe 1596 dad4c7318b46644d7aa14a336281b2c5.exe 1596 dad4c7318b46644d7aa14a336281b2c5.exe 1596 dad4c7318b46644d7aa14a336281b2c5.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3012 set thread context of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2644 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1596 dad4c7318b46644d7aa14a336281b2c5.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1596 dad4c7318b46644d7aa14a336281b2c5.exe 1596 dad4c7318b46644d7aa14a336281b2c5.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 3012 wrote to memory of 2644 3012 dad4c7318b46644d7aa14a336281b2c5.exe 103 PID 3012 wrote to memory of 2644 3012 dad4c7318b46644d7aa14a336281b2c5.exe 103 PID 3012 wrote to memory of 2644 3012 dad4c7318b46644d7aa14a336281b2c5.exe 103 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105 PID 3012 wrote to memory of 1596 3012 dad4c7318b46644d7aa14a336281b2c5.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\dad4c7318b46644d7aa14a336281b2c5.exe"C:\Users\Admin\AppData\Local\Temp\dad4c7318b46644d7aa14a336281b2c5.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WnlKRotuGIbp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp943C.tmp"2⤵
- Creates scheduled task(s)
PID:2644
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C:\Users\Admin\AppData\Local\Temp\dad4c7318b46644d7aa14a336281b2c5.exe"C:\Users\Admin\AppData\Local\Temp\dad4c7318b46644d7aa14a336281b2c5.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1596
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5457d1fa146b81ed7ad7c14c3c04fd90e
SHA1ce4cdda1d0c47232f2a89ec27c85f88c9cbfa762
SHA256630ab8edb29dabfe8fb7834c404bd456b08677056ca64164beb29363203e1063
SHA512d00fb428d6b3b8432c75e75be3a02d3522fee4bec5bb9320b3497e99e3d529fa318cbacfd62c48516dc03f123f9233d1084e285eb23dadaadfea64b0dec4e48c