Analysis
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max time kernel
148s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
30-12-2023 22:15
Static task
static1
Behavioral task
behavioral1
Sample
1e2c754ee22f34dcbfc9c165f04966f1.exe
Resource
win7-20231215-en
General
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Target
1e2c754ee22f34dcbfc9c165f04966f1.exe
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Size
4.0MB
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MD5
1e2c754ee22f34dcbfc9c165f04966f1
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SHA1
799cee300f36ac4914814607eb3737dc3bc6aacc
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SHA256
2283c3c722db4373f466fe65a5667c3d911ceacd7f09a6b1f887ef8b54099a72
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SHA512
33ab543e9e640fa830c7497938b1ab7a29f5555cad827ca7aeecf9c272a6eb09c1941ac53ca2cbd1249c65060fe4f50261d523eff8d67b9323201e780187143f
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SSDEEP
98304:UJrtkzuy5GB2otTJTKfbcS8KgW6Oo4agSzX/Pb:UBtk82ATJTKQ3KsnX/
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 behavioral1/memory/2140-3-0x00000000003B0000-0x00000000003C2000-memory.dmp CustAttr -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 1488 1e2c754ee22f34dcbfc9c165f04966f1.exe 1488 1e2c754ee22f34dcbfc9c165f04966f1.exe 1488 1e2c754ee22f34dcbfc9c165f04966f1.exe 1488 1e2c754ee22f34dcbfc9c165f04966f1.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2140 set thread context of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 -
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 2488 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1488 1e2c754ee22f34dcbfc9c165f04966f1.exe Token: SeShutdownPrivilege 1488 1e2c754ee22f34dcbfc9c165f04966f1.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1488 1e2c754ee22f34dcbfc9c165f04966f1.exe 1488 1e2c754ee22f34dcbfc9c165f04966f1.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2140 wrote to memory of 2488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 30 PID 2140 wrote to memory of 2488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 30 PID 2140 wrote to memory of 2488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 30 PID 2140 wrote to memory of 2488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 30 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32 PID 2140 wrote to memory of 1488 2140 1e2c754ee22f34dcbfc9c165f04966f1.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\1e2c754ee22f34dcbfc9c165f04966f1.exe"C:\Users\Admin\AppData\Local\Temp\1e2c754ee22f34dcbfc9c165f04966f1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kowzbwsLsiD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp363D.tmp"2⤵
- Creates scheduled task(s)
PID:2488
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C:\Users\Admin\AppData\Local\Temp\1e2c754ee22f34dcbfc9c165f04966f1.exe"C:\Users\Admin\AppData\Local\Temp\1e2c754ee22f34dcbfc9c165f04966f1.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1488
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5bd52e72022aef16e84cb0eaa23b748f2
SHA15c06ea6074274bffad7fb221304bc6ef07bc5354
SHA2567c3af1eaf754e4f82173ed75bf3b522fcfce3626d2dcaafe5c12d955b4f04ebe
SHA512d0352085cff360eee58ddbb514dee21aa696f6b468e5f181c7295f34682b81ee5d37fd012aa9c492319e0808e04538f079b1f9c589ad57be02c93b4a748c235c