Analysis
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max time kernel
148s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
06/01/2024, 13:37
Behavioral task
behavioral1
Sample
9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe
Resource
win10v2004-20231215-en
General
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Target
9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe
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Size
536KB
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MD5
6b37808dd42aa1c5e86fcc6aa81b0899
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SHA1
00a92d7edf34b527c5f4f0c293b91d1c08e9ed97
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SHA256
9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174
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SHA512
f3fb0f34bb315710737f5ba2d58dd383ee3ac50f8a127072addcd537bfbe0c135ee246f431f79ffb62fd6ac8168f1ac2ded8c61af9cae04c30d700ddb80fa364
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SSDEEP
12288:7hf0Bs9bDDq9hu53Ltp/p+gPhhwPOaoTJRkmOkx2LIa:7dQyDL9xp/BGA1RkmOkx2LF
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1668-0-0x00000000000B0000-0x00000000001B2000-memory.dmp upx behavioral1/memory/1668-42-0x00000000000B0000-0x00000000001B2000-memory.dmp upx behavioral1/memory/1668-300-0x00000000000B0000-0x00000000001B2000-memory.dmp upx behavioral1/memory/1668-437-0x00000000000B0000-0x00000000001B2000-memory.dmp upx behavioral1/memory/1668-482-0x00000000000B0000-0x00000000001B2000-memory.dmp upx behavioral1/memory/1668-665-0x00000000000B0000-0x00000000001B2000-memory.dmp upx behavioral1/memory/1668-679-0x00000000000B0000-0x00000000001B2000-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 223.5.5.5 Destination IP 114.114.114.114 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\1c8e88 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe 1100 Explorer.EXE 1100 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe Token: SeTcbPrivilege 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe Token: SeDebugPrivilege 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe Token: SeDebugPrivilege 1100 Explorer.EXE Token: SeTcbPrivilege 1100 Explorer.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1668 wrote to memory of 1100 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe 10 PID 1668 wrote to memory of 1100 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe 10 PID 1668 wrote to memory of 1100 1668 9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe 10
Processes
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C:\Users\Admin\AppData\Local\Temp\9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe"C:\Users\Admin\AppData\Local\Temp\9c73015ede8edb04a59f394d86c0be9bd98a2dd253f70b4a94fd3230d0e1f174.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1100
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
MD58500a4b0ea91d967a8b277958c60de48
SHA1a5e61d0d328e49f28c36184af133ebe33c3387aa
SHA2562987f9a6a8665de3d42290f22c7e3399adedf5e74ee01919f1aeb57e1a952c80
SHA5122ab10257e3c2d20ac3575bfb42fc0d4bf6323774b8132b1611dba7aa6a1a0e6bbeb67bdad94aa90b79530a1b1d09b58e25558cff5e0dcb3e9f66a19f31c16734
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD5eb82b13160ae29f0e540af2fe8f2e84b
SHA107a2088fe75f10082454340a329c989c969bc7fe
SHA256645586f97db934edd7412c854e51e7d37026595feea721f79780ba90833cb42e
SHA5120df5764b77d2b3f6c04c32a77587902a90b9ec752c34df7c03e1e43663583ff8e811597e63cbe48527647bb437b2e2a810e2676eb0ea1a1dd22f8472e12ea1f6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD550b0a76284d9e28608b68599c6f9bbe2
SHA15da05824b466c457c3f8f3b89776193f979b7178
SHA256b73d139db4856c782c2d0e66c74a28a5cf02bb7debc1744f76d7692b77e2eab7
SHA51298a8c3da774482d85d78a9def9ada08cc72c036b828cd9b9cc4f16c470803a57fe6c2dee6b34c9903ed1310beba964a8ad4a4f2776525575146d2e51b9997c80
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Filesize
65KB
MD5ac05d27423a85adc1622c714f2cb6184
SHA1b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA256c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
SHA5126d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
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Filesize
171KB
MD59c0c641c06238516f27941aa1166d427
SHA164cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA2564276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
SHA512936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06