Analysis
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max time kernel
3s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 19:36
Static task
static1
Behavioral task
behavioral1
Sample
c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exe
Resource
win7-20221111-en
General
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Target
c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exe
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Size
920KB
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MD5
8a2e39cdf7b0cc09428a631caa9e33bf
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SHA1
c0de6c620dfa8eee3c15a19f70d568195f7b4495
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SHA256
c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486
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SHA512
22c5750fdb01d4bb0b9e9a7b9299737ee51352fbf6ac78aae6aac46e02e36af888e1159f894c69d16be42ba0c3a1fb877df80f3bf5336e451de567c8695a24e0
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SSDEEP
24576:h1OYdaOkMtdHAqcdDVhYwiei7+EpFAh/kKA:h1OsFPHVmVhYwiLtKkKA
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
VJKfgxxOfpOMjcu.exepid process 1800 VJKfgxxOfpOMjcu.exe -
Loads dropped DLL 1 IoCs
Processes:
c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exepid process 1552 c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.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:
VJKfgxxOfpOMjcu.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\caajfokmfcbolfbhmokmooipfkfnpcdk\2.0\manifest.json VJKfgxxOfpOMjcu.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\caajfokmfcbolfbhmokmooipfkfnpcdk\2.0\manifest.json VJKfgxxOfpOMjcu.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\caajfokmfcbolfbhmokmooipfkfnpcdk\2.0\manifest.json VJKfgxxOfpOMjcu.exe -
Drops file in System32 directory 4 IoCs
Processes:
VJKfgxxOfpOMjcu.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy VJKfgxxOfpOMjcu.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini VJKfgxxOfpOMjcu.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol VJKfgxxOfpOMjcu.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI VJKfgxxOfpOMjcu.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
VJKfgxxOfpOMjcu.exepid process 1800 VJKfgxxOfpOMjcu.exe 1800 VJKfgxxOfpOMjcu.exe 1800 VJKfgxxOfpOMjcu.exe 1800 VJKfgxxOfpOMjcu.exe 1800 VJKfgxxOfpOMjcu.exe 1800 VJKfgxxOfpOMjcu.exe 1800 VJKfgxxOfpOMjcu.exe 1800 VJKfgxxOfpOMjcu.exe 1800 VJKfgxxOfpOMjcu.exe 1800 VJKfgxxOfpOMjcu.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
VJKfgxxOfpOMjcu.exedescription pid process Token: SeDebugPrivilege 1800 VJKfgxxOfpOMjcu.exe Token: SeDebugPrivilege 1800 VJKfgxxOfpOMjcu.exe Token: SeDebugPrivilege 1800 VJKfgxxOfpOMjcu.exe Token: SeDebugPrivilege 1800 VJKfgxxOfpOMjcu.exe Token: SeDebugPrivilege 1800 VJKfgxxOfpOMjcu.exe Token: SeDebugPrivilege 1800 VJKfgxxOfpOMjcu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exedescription pid process target process PID 1552 wrote to memory of 1800 1552 c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exe VJKfgxxOfpOMjcu.exe PID 1552 wrote to memory of 1800 1552 c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exe VJKfgxxOfpOMjcu.exe PID 1552 wrote to memory of 1800 1552 c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exe VJKfgxxOfpOMjcu.exe PID 1552 wrote to memory of 1800 1552 c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exe VJKfgxxOfpOMjcu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exe"C:\Users\Admin\AppData\Local\Temp\c417261408aca2c15215c9db37df82354825ad8064731b55ff2faf1cd5ca6486.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\VJKfgxxOfpOMjcu.exe.\VJKfgxxOfpOMjcu.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\[email protected]\chrome.manifestFilesize
35B
MD53758d65237b966ef37038a6a8ac40de9
SHA11637f81ad027ce8064b565fb89719656069818f1
SHA25669e1f208518a54d6cc2256e63e6399a0408262d4be2df5257407defa45dd147d
SHA51297dbb1a86316c050a532d4ec1da0300947f0e11a91e2ab0588817b8f710840d06c6a8ff2a4ec62e50a8c54746f3b0d2515004a917c3ba158257babd432aed2c2
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\[email protected]\content\bg.jsFilesize
8KB
MD5578a3bab61f5cf481c1e476acf360dbb
SHA171d10a862609892b14a4d64c45d158b6bdf6d1fc
SHA2567c855755ae16df74a06c02c2461d52795c5dbda294a6e62f027980cb1c8fb3c3
SHA5127921c664e05c4ff5f839062c1e88787d0beba0561aea5984b8416e4acaae29229e66a908e74a9cc3d26664c266298116951b7415ea5941edda4d65d6da52cfb7
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\[email protected]\install.rdfFilesize
593B
MD51da45cee9dbfe2c55256f2069cee3a59
SHA1665d5c4d34cbd0cdeea9dc2758ba57fa9a4f290c
SHA256c2a35428771aa52295de230e1bd70471d12c49a54462b51000eb3a448ede5fd8
SHA51270d21b6422f5feb8573b891878f0a70b38ca663ad12957a2b3ff323df9548eb8757559f2330e8a9aef55479edb61873fb88e333a4384be2a175a1b362f23e99d
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\VJKfgxxOfpOMjcu.datFilesize
1KB
MD53a050adf1e8f04a9bb4da4ea692a2e71
SHA1fccdb5d58b01ed1e1713ed428d122f3d88bb4cfb
SHA2565579741f35fc66cd46bc44770523e0d7d88a4a50cc5465ccdaa13a05dd36137d
SHA5121ad79c43bdae5c8f26176704a772bcac1435abed570c1fbccad9c3c863d74f23be52cbc6d39683d80fbdd836fb5436b35cc0a321470dc98b2d54c8263ed6016e
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\VJKfgxxOfpOMjcu.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\caajfokmfcbolfbhmokmooipfkfnpcdk\J76Jr.jsFilesize
6KB
MD5f987252de6ad5cbe4d48077d111786bc
SHA1249639a331100127a86d448b2fe535ebf6d50a05
SHA25684c632e6cc25f37900242471d663b1653246ab8eccccd2f652904651482bbe5b
SHA512c624ec12af22d7817c69183e74e39a2b181b6e1d3e150454a02af945a3b60bcb26e06836dac81cc8d08070ad13582ff83bbad50abb9730cba979208a315946e4
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\caajfokmfcbolfbhmokmooipfkfnpcdk\background.htmlFilesize
142B
MD59522ae64cb6ad438c8f9f1438162e645
SHA1b96571ace62a29e1e6687ace4eb55c28fe042c5d
SHA256312615b703fd659567af5d64452f3290cd9264d0a04e9a99a883974844ef5eb9
SHA512c86129ca4c6101f97a0f62d95d3992a242ff9551d56d5ebb270dcbdb49366be5d9f028bfda05d29d6c3d7e97acd0c48565c298702212e6f40f23161f5ce5e8f7
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\caajfokmfcbolfbhmokmooipfkfnpcdk\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\caajfokmfcbolfbhmokmooipfkfnpcdk\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSA239.tmp\caajfokmfcbolfbhmokmooipfkfnpcdk\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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\Users\Admin\AppData\Local\Temp\7zSA239.tmp\VJKfgxxOfpOMjcu.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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memory/1552-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmpFilesize
8KB
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memory/1800-56-0x0000000000000000-mapping.dmp