Analysis
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max time kernel
29s -
max time network
26s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
05-05-2021 13:03
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe
Resource
win7v20210408
General
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Target
SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe
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Size
897KB
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MD5
9f910ba7ff05efd30eb1c2316bb488e0
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SHA1
3b428f5cf8b0c43b8b63bbaf728669a83f66458e
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SHA256
0c2f78458061b2e848305409a90351eff2c4c31eed1a4667b6366bfdc43ef52a
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SHA512
5f6300857bce04ef5e883bb219d3f2257acdada1c29cec9dff0d438a8190f784b0c7bde44dbe80adb7f28fefe03c9ec57d0300066bed46b838a91d92a3f7c189
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
svchost.exepid process 1044 svchost.exe -
Loads dropped DLL 1 IoCs
Processes:
SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exepid process 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe -
Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule behavioral1/memory/1848-64-0x00000000005F0000-0x0000000000611000-memory.dmp agile_net -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exedescription pid process target process PID 1848 set thread context of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exepid process 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exedescription pid process Token: SeDebugPrivilege 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exedescription pid process target process PID 1848 wrote to memory of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe PID 1848 wrote to memory of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe PID 1848 wrote to memory of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe PID 1848 wrote to memory of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe PID 1848 wrote to memory of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe PID 1848 wrote to memory of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe PID 1848 wrote to memory of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe PID 1848 wrote to memory of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe PID 1848 wrote to memory of 1044 1848 SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.MSIL.Kryptik.4625f314.19991.25291.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\svchost.exeMD5
54a47f6b5e09a77e61649109c6a08866
SHA14af001b3c3816b860660cf2de2c0fd3c1dfb4878
SHA256121118a0f5e0e8c933efd28c9901e54e42792619a8a3a6d11e1f0025a7324bc2
SHA51288ee0ef5af1b0b38c19ab4c307636352fc403ea74f3bfb17e246f7fd815ac042183086133cd9fe805bd47e15854776871bb7d384e419862c91503eeb82bfb419
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\Users\Admin\AppData\Local\Temp\svchost.exeMD5
54a47f6b5e09a77e61649109c6a08866
SHA14af001b3c3816b860660cf2de2c0fd3c1dfb4878
SHA256121118a0f5e0e8c933efd28c9901e54e42792619a8a3a6d11e1f0025a7324bc2
SHA51288ee0ef5af1b0b38c19ab4c307636352fc403ea74f3bfb17e246f7fd815ac042183086133cd9fe805bd47e15854776871bb7d384e419862c91503eeb82bfb419
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memory/1044-69-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/1044-70-0x000000000047823F-mapping.dmp
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memory/1044-72-0x00000000757C1000-0x00000000757C3000-memory.dmpFilesize
8KB
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memory/1044-73-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/1848-60-0x0000000000870000-0x0000000000871000-memory.dmpFilesize
4KB
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memory/1848-62-0x0000000004CA0000-0x0000000004CA1000-memory.dmpFilesize
4KB
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memory/1848-64-0x00000000005F0000-0x0000000000611000-memory.dmpFilesize
132KB
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memory/1848-65-0x0000000004CA1000-0x0000000004CA2000-memory.dmpFilesize
4KB
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memory/1848-66-0x00000000006C0000-0x00000000006CB000-memory.dmpFilesize
44KB
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memory/1848-67-0x0000000000820000-0x0000000000821000-memory.dmpFilesize
4KB