Analysis
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max time kernel
152s -
max time network
165s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
02-01-2024 08:05
Behavioral task
behavioral1
Sample
f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe
Resource
win10v2004-20231215-en
General
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Target
f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe
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Size
536KB
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MD5
f16e6ee3b26711e87512afc59d653aed
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SHA1
40f0efc64160ee67ab160c927a9391f0caee1dc2
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SHA256
f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e
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SHA512
452e7746dc0941005f1461109b572abc098ed623040f3ba276d55d5fcfd7d7acdd0334ff4b0986cab8827bd3acf34b836455a419c034b2cf75986a1024f4cfe4
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SSDEEP
12288:Uhf0Bs9bDDq9huzJgIJzgXaEw9Stu/aB9a/Okx2LIa:UdQyDLzJTveuK0/Okx2LF
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1172-0-0x0000000000DF0000-0x0000000000EF2000-memory.dmp upx behavioral1/memory/1172-150-0x0000000000DF0000-0x0000000000EF2000-memory.dmp upx behavioral1/memory/1172-390-0x0000000000DF0000-0x0000000000EF2000-memory.dmp upx behavioral1/memory/1172-409-0x0000000000DF0000-0x0000000000EF2000-memory.dmp upx behavioral1/memory/1172-591-0x0000000000DF0000-0x0000000000EF2000-memory.dmp upx behavioral1/memory/1172-737-0x0000000000DF0000-0x0000000000EF2000-memory.dmp upx behavioral1/memory/1172-742-0x0000000000DF0000-0x0000000000EF2000-memory.dmp upx behavioral1/memory/1172-756-0x0000000000DF0000-0x0000000000EF2000-memory.dmp upx -
Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 114.114.114.114 Destination IP 223.5.5.5 Destination IP 114.114.114.114 Destination IP 223.5.5.5 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\1410a8 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe 1248 Explorer.EXE 1248 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe Token: SeTcbPrivilege 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe Token: SeDebugPrivilege 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe Token: SeDebugPrivilege 1248 Explorer.EXE Token: SeTcbPrivilege 1248 Explorer.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1172 wrote to memory of 1248 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe 9 PID 1172 wrote to memory of 1248 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe 9 PID 1172 wrote to memory of 1248 1172 f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe 9
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1248 -
C:\Users\Admin\AppData\Local\Temp\f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe"C:\Users\Admin\AppData\Local\Temp\f7fa0915e710d55f538050cb45f65e8c54a7ed720109a9bea1e4957472e2877e.exe"2⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1172
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD529be6113fdb33bcb79e3395ec4848c8f
SHA108504ea240c5337f01e012344b77bd0f67fcbd93
SHA2565aa52f199cedec4d4625b124e4f80aaa1bb2e7c75d742f7546312f52af1fe6c0
SHA5122d6cfdd932131ef21caace1f7e4c7eedc0154011c6de4181e57161d1baecf9d86825db60e5e83d023d0b2c06588ae7495218814d796e2064a6c3835d5c67e3f9
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06