Analysis
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max time kernel
149s -
max time network
188s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 16:34
Static task
static1
Behavioral task
behavioral1
Sample
fb8944d993e35ce04bcabb08f816109ac3fdee6e7fea69b9f03c9ab2deaa43a9.exe
Resource
win7-20220812-en
General
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Target
fb8944d993e35ce04bcabb08f816109ac3fdee6e7fea69b9f03c9ab2deaa43a9.exe
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Size
920KB
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MD5
2a4e8fec54d43e06845d95d167bfda98
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SHA1
4483ffdb450e314afac3b33fe67c545087b75ee6
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SHA256
fb8944d993e35ce04bcabb08f816109ac3fdee6e7fea69b9f03c9ab2deaa43a9
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SHA512
49d90d040e01b03d9a1cc7a553f1f080737f1210ec96ba2e66f5ac4fe413fe7c888de24a3437bbce3adfa49fd35c453884b10a167ba3d133679eaf3718c13b2a
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SSDEEP
24576:h1OYdaOeMtdHAqcdDVhYwiei7+EpFAh/kK4:h1OsXPHVmVhYwiLtKkK4
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
evCHQbxambsL5Ve.exepid process 2024 evCHQbxambsL5Ve.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops Chrome extension 5 IoCs
Processes:
evCHQbxambsL5Ve.exedescription ioc process File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\mnagaihmpoogfaihgkimkbpcnnkljebi\2.0\manifest.json evCHQbxambsL5Ve.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mnagaihmpoogfaihgkimkbpcnnkljebi\2.0\manifest.json evCHQbxambsL5Ve.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\mnagaihmpoogfaihgkimkbpcnnkljebi\2.0\manifest.json evCHQbxambsL5Ve.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\mnagaihmpoogfaihgkimkbpcnnkljebi\2.0\manifest.json evCHQbxambsL5Ve.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mnagaihmpoogfaihgkimkbpcnnkljebi\2.0\manifest.json evCHQbxambsL5Ve.exe -
Drops file in System32 directory 4 IoCs
Processes:
evCHQbxambsL5Ve.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy evCHQbxambsL5Ve.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini evCHQbxambsL5Ve.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol evCHQbxambsL5Ve.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI evCHQbxambsL5Ve.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
evCHQbxambsL5Ve.exepid process 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe 2024 evCHQbxambsL5Ve.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
evCHQbxambsL5Ve.exedescription pid process Token: SeDebugPrivilege 2024 evCHQbxambsL5Ve.exe Token: SeDebugPrivilege 2024 evCHQbxambsL5Ve.exe Token: SeDebugPrivilege 2024 evCHQbxambsL5Ve.exe Token: SeDebugPrivilege 2024 evCHQbxambsL5Ve.exe Token: SeDebugPrivilege 2024 evCHQbxambsL5Ve.exe Token: SeDebugPrivilege 2024 evCHQbxambsL5Ve.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
fb8944d993e35ce04bcabb08f816109ac3fdee6e7fea69b9f03c9ab2deaa43a9.exedescription pid process target process PID 4824 wrote to memory of 2024 4824 fb8944d993e35ce04bcabb08f816109ac3fdee6e7fea69b9f03c9ab2deaa43a9.exe evCHQbxambsL5Ve.exe PID 4824 wrote to memory of 2024 4824 fb8944d993e35ce04bcabb08f816109ac3fdee6e7fea69b9f03c9ab2deaa43a9.exe evCHQbxambsL5Ve.exe PID 4824 wrote to memory of 2024 4824 fb8944d993e35ce04bcabb08f816109ac3fdee6e7fea69b9f03c9ab2deaa43a9.exe evCHQbxambsL5Ve.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fb8944d993e35ce04bcabb08f816109ac3fdee6e7fea69b9f03c9ab2deaa43a9.exe"C:\Users\Admin\AppData\Local\Temp\fb8944d993e35ce04bcabb08f816109ac3fdee6e7fea69b9f03c9ab2deaa43a9.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4824 -
C:\Users\Admin\AppData\Local\Temp\7zSC64.tmp\evCHQbxambsL5Ve.exe.\evCHQbxambsL5Ve.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2024
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:3172
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:2256
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD50757ba8ef760c2788f401ff1f2828984
SHA10fcba85ed7575bfc245ed08e3f676b6ad914e255
SHA25680b6fc99057bc3333fef5dfc173064319684685c7748c982975163b270a47105
SHA512bea0d492106cfa0fbbf9991e89fba8ca8a6357d7fdd3825fbd8113ea9e278cf8c2e7fe56f61fd487a9815b2e580460641a70cee4a00a4d42215e7f3ecdda1c24
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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Filesize
6KB
MD5968c923a36ec2506b4e08ca074f6080a
SHA1a22d1779ff548c6aee5a085445b0b8e4d190b442
SHA256e792500f247eb4888f884d71d65a2b362d58c5de641b69cb9db855aea81c7e41
SHA512b53adec65688643650639b84a38a762352b5051197b3cdb50376916e02c038752fc4977b10bfbe9b87047d916ebca509d209e571b59ef11e8ad7079d888d1471
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Filesize
143B
MD50839f05cf36d4dd15f04ec44f251a1c1
SHA1f9eb19777b043d6389abe0f3b262baae7e2f26cd
SHA2565e8c64db98ab670b68c5d8e0a950a7ed56da68f97ad23d5cd1c922a8fc262be7
SHA512af42ea9dbbce6ef782957c94cfda3b3649f0942cd742ddf59229dd41cc6e4b1be0d3e4c0b3ba92d4506759c35f1fef19c68f81d6046bd95b04c918bd3c3604f7
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Filesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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Filesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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Filesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zSC64.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSC64.tmp\[email protected]\chrome.manifest
Filesize35B
MD574da2683989ed25497b499b371611c8f
SHA1601fbd7256f5c541f097b7faf422d4751774365b
SHA25658afab432ac2fd2ed84dec42a1799ffcf7d21f036d37e60da190f304bde6f90e
SHA512c423db05fd15ccd0d6c1e754a4ed72905a1b99e9bb6854004bd9545dbde517006cc26ceecd8f5c398f103cad9d4ef07abb0e95e80f1fe247d4b805d20d855d1d
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C:\Users\Admin\AppData\Local\Temp\7zSC64.tmp\[email protected]\content\bg.js
Filesize8KB
MD54795a1440e71f322b8cbdc271b23c5ed
SHA15fdbc36698ca17813a6ed6a9170db298a7d7e082
SHA256e6bdc403540889cb5016bf11363d7e092358c9d36323b79843e9d497e4da8ba0
SHA51289eab8c44b45792248843bfd0627562a235f0c19cb26a55c2201c8a9bbf67d5c25d4c37c78eef231d3573f6bc8692df159a3f74641f8dc18127e4ce3d2e50f62
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C:\Users\Admin\AppData\Local\Temp\7zSC64.tmp\[email protected]\install.rdf
Filesize591B
MD55c1b9d15c68516ac201bcc702792c8a4
SHA1c7411edd11b2d56aae7bab054b3bf5e9f417d94e
SHA25655a568845f4334f4dc6a58ffd8666a5ec4d86093f6878ff4006538c85467270a
SHA51209ff8b5db4f8b6b4914fca7cd5b46982be8ecc1a1b79fff21f842870c93c9270139120f0ffdef98ea873b6c087586c56bc2417a4ee1c31fdaaf1ed7a8c7cebf3