Analysis
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max time kernel
42s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30-01-2023 13:32
Static task
static1
Behavioral task
behavioral1
Sample
Siparisi_(PO22738158)_Naturel Su Arıtma.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Siparisi_(PO22738158)_Naturel Su Arıtma.exe
Resource
win10v2004-20220812-en
General
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Target
Siparisi_(PO22738158)_Naturel Su Arıtma.exe
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Size
2.5MB
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MD5
4909f93c21910ffc8e9742ddf91e40b0
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SHA1
0b29062f0fb139d0e5d5f5d42407a5086b7162eb
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SHA256
a537666750e9ee82ef209b4287de81d7932a9f3fdc8f842db444f4df94dd9afa
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SHA512
81e60fbdf1925449cad1222eb3ddf0d496103bb0503c5c8535e65dc938a4848782974d75de550914594706f27f6383f9c91c2755cda6e801a8f0bc9907d50510
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SSDEEP
49152:tj13RdlsttF4gluFAys5AgsG6pW0A9ndGKYoBLnl+oeJ:l1rXrs59I
Malware Config
Signatures
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Detect PureCrypter injector 1 IoCs
resource yara_rule behavioral1/memory/1992-56-0x0000000004D80000-0x0000000004FE8000-memory.dmp family_purecrypter -
PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 1712 powershell.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe Token: SeDebugPrivilege 1712 powershell.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1992 wrote to memory of 1712 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 28 PID 1992 wrote to memory of 1712 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 28 PID 1992 wrote to memory of 1712 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 28 PID 1992 wrote to memory of 1712 1992 Siparisi_(PO22738158)_Naturel Su Arıtma.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\Siparisi_(PO22738158)_Naturel Su Arıtma.exe"C:\Users\Admin\AppData\Local\Temp\Siparisi_(PO22738158)_Naturel Su Arıtma.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMwAyAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1712
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