Analysis
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max time kernel
42s -
max time network
86s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 16:38
Static task
static1
Behavioral task
behavioral1
Sample
fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exe
Resource
win7-20221111-en
General
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Target
fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exe
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Size
931KB
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MD5
2514d38f283712996e22c9fc652f981b
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SHA1
d945f074a484c8e8b68e8df8b66579067efa3f5f
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SHA256
fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e
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SHA512
37993d707bf5de7d3fd84df2241f300a16a1cf04c5e7485eef9c553f7968cd4f2dc572754b12e23653288ee40c4e76649c1f032746af52214aab2fb0a6f87694
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SSDEEP
24576:h1OYdaOfCZ/iWCvu/2sWsJA/jlt+DHhsJ:h1OsFCpYO/dJJDHhsJ
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
kX62640aUey2nrc.exepid process 1188 kX62640aUey2nrc.exe -
Loads dropped DLL 1 IoCs
Processes:
fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exepid process 1192 fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.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:
kX62640aUey2nrc.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\gadpkkimjbhkndopdclckdjghnpcgafk\2.0\manifest.json kX62640aUey2nrc.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\gadpkkimjbhkndopdclckdjghnpcgafk\2.0\manifest.json kX62640aUey2nrc.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\gadpkkimjbhkndopdclckdjghnpcgafk\2.0\manifest.json kX62640aUey2nrc.exe -
Drops file in System32 directory 4 IoCs
Processes:
kX62640aUey2nrc.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy kX62640aUey2nrc.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini kX62640aUey2nrc.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol kX62640aUey2nrc.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI kX62640aUey2nrc.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
kX62640aUey2nrc.exepid process 1188 kX62640aUey2nrc.exe 1188 kX62640aUey2nrc.exe 1188 kX62640aUey2nrc.exe 1188 kX62640aUey2nrc.exe 1188 kX62640aUey2nrc.exe 1188 kX62640aUey2nrc.exe 1188 kX62640aUey2nrc.exe 1188 kX62640aUey2nrc.exe 1188 kX62640aUey2nrc.exe 1188 kX62640aUey2nrc.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
kX62640aUey2nrc.exedescription pid process Token: SeDebugPrivilege 1188 kX62640aUey2nrc.exe Token: SeDebugPrivilege 1188 kX62640aUey2nrc.exe Token: SeDebugPrivilege 1188 kX62640aUey2nrc.exe Token: SeDebugPrivilege 1188 kX62640aUey2nrc.exe Token: SeDebugPrivilege 1188 kX62640aUey2nrc.exe Token: SeDebugPrivilege 1188 kX62640aUey2nrc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exedescription pid process target process PID 1192 wrote to memory of 1188 1192 fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exe kX62640aUey2nrc.exe PID 1192 wrote to memory of 1188 1192 fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exe kX62640aUey2nrc.exe PID 1192 wrote to memory of 1188 1192 fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exe kX62640aUey2nrc.exe PID 1192 wrote to memory of 1188 1192 fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exe kX62640aUey2nrc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exe"C:\Users\Admin\AppData\Local\Temp\fa2d3f3cff7ef845f74d11fd7c159e1f546d0e674eaa4e30e0c829dceceafc2e.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1192 -
C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\kX62640aUey2nrc.exe.\kX62640aUey2nrc.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1188
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\[email protected]\chrome.manifest
Filesize35B
MD516ca0d18f3e30f94acde558454c4237c
SHA198630503523fc1f820799cc772182d99284f228d
SHA25612e84378f527e4ade8558e4bdc594ab2998fc29dbc037f97fd7a888ace570cac
SHA512e458b2c890e25269e695715b5db2cf36f3bf8093923b5e1f4541887cdef4d02cfae5e93e646ff1ad878e54ba70c3009712cb5b60c49b1db8d6292ad3e3153a20
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C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\[email protected]\content\bg.js
Filesize8KB
MD5bc223d39ddd0fed9827456d0047b74d9
SHA1980f8b1a157c3d7060d6937769fbbcc1bbd7da4f
SHA2562f4dac12c352a4902c9d629997f3abe0f67aee0843a25b25dfa0a24d76a05c2e
SHA512491f4f092c86b1ba196c3f828dd6fc57be33033b195e5c4e0dc88e02b8c046d1841241514657b63e40f688a1dfaf95445d2ff815631fa926a49e767c4b5be549
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C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\[email protected]\install.rdf
Filesize591B
MD5ce9647b0b78b50c73f6f04a90f127750
SHA1b577731c2f3bde4ddbfc35e8ac74944eb41bf1b3
SHA256de852ee46ab567e59c5aba6ca988f673b6578f1145722c1b1a3e4a810d4b6b2f
SHA51278f12540c58e56a1647bc062dba72978e364d1c6c822eb58c3a758a86bca238dbbca324032600fab30c189163a7ad71c2c1066f4dd72ddf6fc6565127aae6591
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Filesize
146B
MD57ba47e4ea79f47a08792ece1cc921d13
SHA10324af2a745f6723cb9232d9dd5feef1fc8db86e
SHA25662bfd8ae9fc4f3a1f7a1ff10544b6837bd825ad372dc318803f800bafc1eb094
SHA512c2debd167beb2145dd92a305f84017e206d180364a29f6da94a1702326d7d210a080d0e6ac3df5cd3c8bdae6f8bf3a13941ccf487cc2b0ec05743f6b2241fdcc
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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
6KB
MD5f22cdaae2b500eaabfcfc53aed5fd62c
SHA15d4369bbd7ebe455a45b821b3338c67c9d35f27a
SHA256b80f6a546efbf0c257d211df65bb6020acb016d968fe040020c5711aa5613477
SHA512a38fd99a223f6a6d2296b3d89660877f1fe3eb50c0d39d6803251d1030418c80b49aacc3232c523f34a094daadea5ac7ac5dcf898f3667bfd51fe2317695d2a6
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Filesize
1KB
MD545dbb16a05423b68b6725cf2753922d1
SHA12afa9804e30dcaa7a13a8e7474a52090be89d59d
SHA25662ea22d2c69efc35fb645b84c8fe9209c670e2ee9e613719427056895743ed03
SHA5123ca74aa8267d28a92e2da06e404447e767089ebe6d42655777d8ad53d6ab455a021a606e30a1ba182893a00f2150e84488e273ad48e54dbce3c4206591bc8982
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Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db