Analysis
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max time kernel
18s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 16:36
Static task
static1
Behavioral task
behavioral1
Sample
fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exe
Resource
win7-20221111-en
General
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Target
fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exe
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Size
919KB
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MD5
3205b3fe8c373adaac38c950c0d01491
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SHA1
af6d4aa2e1360a8eb29f950477459d9fcadb2dae
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SHA256
fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef
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SHA512
a6e078222365d9c4cf7fd551ddb1c17df3ab7ca4de8dbb6fac3dfed373c45fe0026f6e63dc253f15341cfe8858a6bb7fdeaf7f91b630fa5d3df9e80a6443b3a4
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SSDEEP
24576:h1OYdaOTMtdHAqcdDVhYwiei7+EpFAh/kK6:h1Os2PHVmVhYwiLtKkK6
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Rdh5KoBEVfaZ3bO.exepid process 1348 Rdh5KoBEVfaZ3bO.exe -
Loads dropped DLL 1 IoCs
Processes:
fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exepid process 1416 fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.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 3 IoCs
Processes:
Rdh5KoBEVfaZ3bO.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ocjgjoanllhpkoedpmpacnegonmnlonc\2.0\manifest.json Rdh5KoBEVfaZ3bO.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ocjgjoanllhpkoedpmpacnegonmnlonc\2.0\manifest.json Rdh5KoBEVfaZ3bO.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ocjgjoanllhpkoedpmpacnegonmnlonc\2.0\manifest.json Rdh5KoBEVfaZ3bO.exe -
Drops file in System32 directory 4 IoCs
Processes:
Rdh5KoBEVfaZ3bO.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy Rdh5KoBEVfaZ3bO.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini Rdh5KoBEVfaZ3bO.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol Rdh5KoBEVfaZ3bO.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI Rdh5KoBEVfaZ3bO.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
Rdh5KoBEVfaZ3bO.exepid process 1348 Rdh5KoBEVfaZ3bO.exe 1348 Rdh5KoBEVfaZ3bO.exe 1348 Rdh5KoBEVfaZ3bO.exe 1348 Rdh5KoBEVfaZ3bO.exe 1348 Rdh5KoBEVfaZ3bO.exe 1348 Rdh5KoBEVfaZ3bO.exe 1348 Rdh5KoBEVfaZ3bO.exe 1348 Rdh5KoBEVfaZ3bO.exe 1348 Rdh5KoBEVfaZ3bO.exe 1348 Rdh5KoBEVfaZ3bO.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
Rdh5KoBEVfaZ3bO.exedescription pid process Token: SeDebugPrivilege 1348 Rdh5KoBEVfaZ3bO.exe Token: SeDebugPrivilege 1348 Rdh5KoBEVfaZ3bO.exe Token: SeDebugPrivilege 1348 Rdh5KoBEVfaZ3bO.exe Token: SeDebugPrivilege 1348 Rdh5KoBEVfaZ3bO.exe Token: SeDebugPrivilege 1348 Rdh5KoBEVfaZ3bO.exe Token: SeDebugPrivilege 1348 Rdh5KoBEVfaZ3bO.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exedescription pid process target process PID 1416 wrote to memory of 1348 1416 fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exe Rdh5KoBEVfaZ3bO.exe PID 1416 wrote to memory of 1348 1416 fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exe Rdh5KoBEVfaZ3bO.exe PID 1416 wrote to memory of 1348 1416 fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exe Rdh5KoBEVfaZ3bO.exe PID 1416 wrote to memory of 1348 1416 fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exe Rdh5KoBEVfaZ3bO.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exe"C:\Users\Admin\AppData\Local\Temp\fb1d1cf161f7511a0381e35b4cf209b968fa8a100a545235cbe81bee973a56ef.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1416 -
C:\Users\Admin\AppData\Local\Temp\7zSA842.tmp\Rdh5KoBEVfaZ3bO.exe.\Rdh5KoBEVfaZ3bO.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1348
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zSA842.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSA842.tmp\[email protected]\chrome.manifest
Filesize35B
MD516000176def3791c1fd98ddf435297cd
SHA169225538b89576b55d1fab7972c744eda2df076f
SHA256144ef1e0cae6da42145ebc18b3447cf2e648c3cca6becc3c9034eafc8f2d7ff8
SHA5121d0ac3fa27eb2e9f2c6e5a440bf81f2076b115e8204d0a2677901586953cd4e23c3fcdd2d8f6c04e312b78d4e599d662dec59e3925106f7fc148dea056adb2ae
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C:\Users\Admin\AppData\Local\Temp\7zSA842.tmp\[email protected]\content\bg.js
Filesize8KB
MD54a40e9ed08cea5e34ac02dcff03530eb
SHA1da2ed27cafa0b21e6d46c137f785a4c1616ab1c8
SHA256d622f0757fecd7e03971c35cfc40a7b519c525db09e3e2a45ffba67dcd917dc1
SHA512038bf54fad8e1539b27424ea1b19c4f617e53cbc8fe848f36adb7132ba1d691fb6fabcf61cf3b60c4ad80d2a1e27da9e92c33e2a1527b15c1fc03cb2f173a843
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C:\Users\Admin\AppData\Local\Temp\7zSA842.tmp\[email protected]\install.rdf
Filesize597B
MD5d29e97b8dee6b27fadc116ca1f4f2138
SHA17c04435a5d7e0108e4c6a3cd838393b97bb55e02
SHA2561e9c162b8db1640cfbd9ce44df6489a732f2186884c7c901834addf6f651daaf
SHA51298f1dcf1d7cf6d7543b2ef4ff776c9076cf0c0ddc90c2ffb5854d7d4b2d240fb5cea0be3e86c3fbd7e4f478c4a49b00fad54d32978a40b69b52588e36062ca62
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Filesize
1KB
MD5f4835d78648849d4363363a31d4a25eb
SHA11682966ebd0225ab888edf0b451e0e67229fa34d
SHA25695ea8f772f40644fae8e3e8bd60f1ab7f2f558f3d23271598fa1a905b027855c
SHA5124668322d6243d2a4c3c375ee16333de52374b3e1c87f5aef2b92ebcb52b8d466354eae1d864c85be6c4e42cf9a77c8132acad7b8bbde4e1d854c885d31ea6bfd
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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Filesize
6KB
MD5811f28e873a44d90a3c5a98533bc2a6c
SHA1106b4ddb34e7c5aec862c639f03e02781049c6ec
SHA2568ee8f7ab8d1a41d440451b32edbcb2a4d8f113a7667bb4c2d2000abe5df3323f
SHA51274d37c5ebb8555c9579a08a84d81df96105f362b5d5b17cd021805760c618e998d0e95dbd58845906501db581f9c0035299d53fdaf37821a7baf388b44ddf27c
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Filesize
141B
MD57866219fd50cbf06852521bdf5e47bdb
SHA11c895a7decb80b4ce3798d1f7fe36466b23e1cf4
SHA256c37a65c54c949e301c7618a96d4f0de12cb3a9c70ff20a2aba2e96ab6cfeb08c
SHA512d7efc633465a1a74497e08682c2428a315c026033c4248e2cb298dd872393d07825fc20c5731c712bd70a94d37a533b547ea7423530379b155a4a00cb68428e4
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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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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886