Analysis
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max time kernel
201s -
max time network
211s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
26-11-2022 04:30
Static task
static1
Behavioral task
behavioral1
Sample
d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe
Resource
win7-20220812-en
General
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Target
d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe
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Size
11.5MB
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MD5
58a598ccb174aadda6b2ba635043f43a
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SHA1
f4279f7ccc6026b7a73fd29e316e6a2ca05a78a8
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SHA256
d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066
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SHA512
cf7e63c7c9e2fe2fbecd2b68776e465dedb0e3c8c702b463003506101575b469b602eae2921aefcbaba979f60ebad59e8a37cadcd32d4fd6f9b6fae4b344e7bb
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SSDEEP
196608:lkBtK0+3X52GiA8JizPfaL/YFmavm5XJ9YFLbcCS44MypSONCLFxjt7EMiubl5nJ:mX9+nIGiA4kY/YUavmlJ9S444MYSfJxv
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 4 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dll acprotect C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dll acprotect C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dll acprotect C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dll acprotect -
Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Executes dropped EXE 1 IoCs
Processes:
Msfepovcivqos.exepid process 2208 Msfepovcivqos.exe -
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dll upx C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dll upx C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dll upx C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dll upx -
Loads dropped DLL 20 IoCs
Processes:
d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exeMsfepovcivqos.exepid process 2128 d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe 2128 d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe 2128 d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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NSIS installer 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\nsu539F.tmp\Msfepovcivqos.exe nsis_installer_2 C:\Users\Admin\AppData\Local\Temp\nsu539F.tmp\Msfepovcivqos.exe nsis_installer_2 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Msfepovcivqos.exepid process 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe 2208 Msfepovcivqos.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exedescription pid process target process PID 2128 wrote to memory of 2208 2128 d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe Msfepovcivqos.exe PID 2128 wrote to memory of 2208 2128 d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe Msfepovcivqos.exe PID 2128 wrote to memory of 2208 2128 d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe Msfepovcivqos.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe"C:\Users\Admin\AppData\Local\Temp\d7de8d9abcf9eab699eaa0027b5cb69b3fa5e2bbc57b5272d7b0d6c3d5a30066.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\nsu539F.tmp\Msfepovcivqos.exe"C:\Users\Admin\AppData\Local\Temp\nsu539F.tmp\Msfepovcivqos.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\InstallerUtils.dllFilesize
806KB
MD5efd1b14cc02a3afb8339731608c2a438
SHA1957fd280ad01ea47968ed0046f4856a12bf5e9b2
SHA256d01bc8311ba454fdf99726a59688db0740955cdbf5c7e41ad9fec360469c5c00
SHA5122bebb062c4b5bf9b2222c615f1b701589b2779354d42aa2452c83a6499839053a303312ffb153e6eadd8365272b1259bf8fe1d6ac04339d45d6cd1808125d2e1
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\InstallerUtils.dllFilesize
806KB
MD5efd1b14cc02a3afb8339731608c2a438
SHA1957fd280ad01ea47968ed0046f4856a12bf5e9b2
SHA256d01bc8311ba454fdf99726a59688db0740955cdbf5c7e41ad9fec360469c5c00
SHA5122bebb062c4b5bf9b2222c615f1b701589b2779354d42aa2452c83a6499839053a303312ffb153e6eadd8365272b1259bf8fe1d6ac04339d45d6cd1808125d2e1
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\InstallerUtils.dllFilesize
806KB
MD5efd1b14cc02a3afb8339731608c2a438
SHA1957fd280ad01ea47968ed0046f4856a12bf5e9b2
SHA256d01bc8311ba454fdf99726a59688db0740955cdbf5c7e41ad9fec360469c5c00
SHA5122bebb062c4b5bf9b2222c615f1b701589b2779354d42aa2452c83a6499839053a303312ffb153e6eadd8365272b1259bf8fe1d6ac04339d45d6cd1808125d2e1
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\InstallerUtils.dllFilesize
806KB
MD5efd1b14cc02a3afb8339731608c2a438
SHA1957fd280ad01ea47968ed0046f4856a12bf5e9b2
SHA256d01bc8311ba454fdf99726a59688db0740955cdbf5c7e41ad9fec360469c5c00
SHA5122bebb062c4b5bf9b2222c615f1b701589b2779354d42aa2452c83a6499839053a303312ffb153e6eadd8365272b1259bf8fe1d6ac04339d45d6cd1808125d2e1
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\InstallerUtils.dllFilesize
806KB
MD5efd1b14cc02a3afb8339731608c2a438
SHA1957fd280ad01ea47968ed0046f4856a12bf5e9b2
SHA256d01bc8311ba454fdf99726a59688db0740955cdbf5c7e41ad9fec360469c5c00
SHA5122bebb062c4b5bf9b2222c615f1b701589b2779354d42aa2452c83a6499839053a303312ffb153e6eadd8365272b1259bf8fe1d6ac04339d45d6cd1808125d2e1
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\InstallerUtils.dllFilesize
806KB
MD5efd1b14cc02a3afb8339731608c2a438
SHA1957fd280ad01ea47968ed0046f4856a12bf5e9b2
SHA256d01bc8311ba454fdf99726a59688db0740955cdbf5c7e41ad9fec360469c5c00
SHA5122bebb062c4b5bf9b2222c615f1b701589b2779354d42aa2452c83a6499839053a303312ffb153e6eadd8365272b1259bf8fe1d6ac04339d45d6cd1808125d2e1
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\InstallerUtils2.dllFilesize
93KB
MD5c5e613eb2c8acb5004950f8b506e66e4
SHA1071f846aad1514c0efdd2e2f54eba97811ff6dc1
SHA25680898f5bb43e10b9d453072b800ea827cda6ce4bf92a15a2b4a5d16641ab0167
SHA512b18ba155a8f8417a4c3ab2c1d6b7475942447b6ca639fedd1ad7f8ea08be6987f03fb494e4155e135783b8c50b468c2c851745442b291fd85969a4244f1290ba
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\StdUtils.dllFilesize
14KB
MD521010df9bc37daffcc0b5ae190381d85
SHA1a8ba022aafc1233894db29e40e569dfc8b280eb9
SHA2560ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16
SHA51295d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\System.dllFilesize
11KB
MD500a0194c20ee912257df53bfe258ee4a
SHA1d7b4e319bc5119024690dc8230b9cc919b1b86b2
SHA256dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3
SHA5123b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\UserInfo.dllFilesize
4KB
MD57579ade7ae1747a31960a228ce02e666
SHA18ec8571a296737e819dcf86353a43fcf8ec63351
SHA256564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5
SHA512a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\UserInfo.dllFilesize
4KB
MD57579ade7ae1747a31960a228ce02e666
SHA18ec8571a296737e819dcf86353a43fcf8ec63351
SHA256564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5
SHA512a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dllFilesize
6KB
MD50745ff646f5af1f1cdd784c06f40fce9
SHA1bf7eba06020d7154ce4e35f696bec6e6c966287f
SHA256fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70
SHA5128d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dllFilesize
6KB
MD50745ff646f5af1f1cdd784c06f40fce9
SHA1bf7eba06020d7154ce4e35f696bec6e6c966287f
SHA256fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70
SHA5128d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dllFilesize
6KB
MD50745ff646f5af1f1cdd784c06f40fce9
SHA1bf7eba06020d7154ce4e35f696bec6e6c966287f
SHA256fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70
SHA5128d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\md5dll.dllFilesize
6KB
MD50745ff646f5af1f1cdd784c06f40fce9
SHA1bf7eba06020d7154ce4e35f696bec6e6c966287f
SHA256fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70
SHA5128d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\nsisos.dllFilesize
5KB
MD569806691d649ef1c8703fd9e29231d44
SHA1e2193fcf5b4863605eec2a5eb17bf84c7ac00166
SHA256ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6
SHA5125e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb
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C:\Users\Admin\AppData\Local\Temp\nsj4301.tmp\nsisos.dllFilesize
5KB
MD569806691d649ef1c8703fd9e29231d44
SHA1e2193fcf5b4863605eec2a5eb17bf84c7ac00166
SHA256ba79ab7f63f02ed5d5d46b82b11d97dac5b7ef7e9b9a4df926b43ceac18483b6
SHA5125e5e0319e701d15134a01cb6472c624e271e99891058aef4dfe779c29c73899771a5b6f8b1cd61b543a3b3defeaecaa080c9cc4e76e84038ca08e12084f128eb
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C:\Users\Admin\AppData\Local\Temp\nsu539F.tmp\Msfepovcivqos.exeFilesize
11.4MB
MD52415765a10bf0aefb9f05ef8752e267b
SHA1b98623a76725a2e288e433dfb46cf6b46e047422
SHA25635b8a0b5f4578dd1c8f8d3d0c7b9c35b344365243c0b2c6240c8f85a50d671bf
SHA5122656d151c9d87c517b14acd5d2df4830f371cd02d8c3b21c13fef0be12a5e76a2f8529cd8048f1424a637ce0b51ccf66f2f46c6d6d4f26ebcd3465068de67ba0
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C:\Users\Admin\AppData\Local\Temp\nsu539F.tmp\Msfepovcivqos.exeFilesize
11.4MB
MD52415765a10bf0aefb9f05ef8752e267b
SHA1b98623a76725a2e288e433dfb46cf6b46e047422
SHA25635b8a0b5f4578dd1c8f8d3d0c7b9c35b344365243c0b2c6240c8f85a50d671bf
SHA5122656d151c9d87c517b14acd5d2df4830f371cd02d8c3b21c13fef0be12a5e76a2f8529cd8048f1424a637ce0b51ccf66f2f46c6d6d4f26ebcd3465068de67ba0
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C:\Users\Admin\AppData\Local\Temp\nsu539F.tmp\StdUtils.dllFilesize
14KB
MD521010df9bc37daffcc0b5ae190381d85
SHA1a8ba022aafc1233894db29e40e569dfc8b280eb9
SHA2560ebd62de633fa108cf18139be6778fa560680f9f8a755e41c6ab544ab8db5c16
SHA51295d3dbba6eac144260d5fcc7fcd5fb3afcb59ae62bd2eafc5a1d2190e9b44f8e125290d62fef82ad8799d0072997c57b2fa8a643aba554d0a82bbd3f8eb1403e
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C:\Users\Admin\AppData\Local\Temp\nsu539F.tmp\System.dllFilesize
11KB
MD500a0194c20ee912257df53bfe258ee4a
SHA1d7b4e319bc5119024690dc8230b9cc919b1b86b2
SHA256dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3
SHA5123b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667
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C:\Users\Admin\AppData\Local\Temp\nsu539F.tmp\WrapperUtils.dllFilesize
58KB
MD5c7693270c66ff22183fd8583980bd3c7
SHA146225e693e66faebc0098a227baa363fe97bc400
SHA256065550cbbe94e8d11eebf97fa23fe9233a4f8422394e34d64e42a640daaf3abc
SHA512b637dd171d84b2726de1650288f098cd719468ff31b5a85d65b16ecf83b1fe5168279e778356daf597a99cde9c469e4547e48b1a951b7383c1de2137a44c3a59
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memory/2208-135-0x0000000000000000-mapping.dmp
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memory/2208-154-0x0000000000EA0000-0x0000000000EA9000-memory.dmpFilesize
36KB
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memory/2208-155-0x0000000000EA0000-0x0000000000EA9000-memory.dmpFilesize
36KB
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memory/2208-156-0x0000000000EA0000-0x0000000000EA9000-memory.dmpFilesize
36KB
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memory/2208-157-0x0000000000EA0000-0x0000000000EA9000-memory.dmpFilesize
36KB
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memory/2208-158-0x0000000000EA0000-0x0000000000EA9000-memory.dmpFilesize
36KB
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memory/2208-159-0x0000000000EA0000-0x0000000000EA9000-memory.dmpFilesize
36KB