Analysis
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max time kernel
71s -
max time network
76s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 01:59
Static task
static1
Behavioral task
behavioral1
Sample
4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe
Resource
win7-20220812-en
General
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Target
4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe
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Size
920KB
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MD5
0c09eb6b8930a03cfdae55c10dff3d15
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SHA1
6f4952bf3fe9bbcb6b0f3d522a22502b092bcf5b
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SHA256
4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac
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SHA512
e281b28de7ea1da7b646e3c261de73b0d7c3e47b88712b6abb6f99d98b165f8765778ccf9a5fc623474474211f0bc69b680896709820d3dc4b06b221eca25932
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SSDEEP
24576:h1OYdaO91iMtdHAqcdDVhYwiei7+EpFAh/kK1:h1OsDPHVmVhYwiLtKkK1
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
GFKBpVrBBP3lfXf.exepid process 988 GFKBpVrBBP3lfXf.exe -
Loads dropped DLL 1 IoCs
Processes:
4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exepid process 916 4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.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:
GFKBpVrBBP3lfXf.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\paacodjfkoamomkkgllpeofmhincbnod\2.0\manifest.json GFKBpVrBBP3lfXf.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\paacodjfkoamomkkgllpeofmhincbnod\2.0\manifest.json GFKBpVrBBP3lfXf.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\paacodjfkoamomkkgllpeofmhincbnod\2.0\manifest.json GFKBpVrBBP3lfXf.exe -
Drops file in System32 directory 4 IoCs
Processes:
GFKBpVrBBP3lfXf.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy GFKBpVrBBP3lfXf.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini GFKBpVrBBP3lfXf.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol GFKBpVrBBP3lfXf.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI GFKBpVrBBP3lfXf.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
GFKBpVrBBP3lfXf.exepid process 988 GFKBpVrBBP3lfXf.exe 988 GFKBpVrBBP3lfXf.exe 988 GFKBpVrBBP3lfXf.exe 988 GFKBpVrBBP3lfXf.exe 988 GFKBpVrBBP3lfXf.exe 988 GFKBpVrBBP3lfXf.exe 988 GFKBpVrBBP3lfXf.exe 988 GFKBpVrBBP3lfXf.exe 988 GFKBpVrBBP3lfXf.exe 988 GFKBpVrBBP3lfXf.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
GFKBpVrBBP3lfXf.exedescription pid process Token: SeDebugPrivilege 988 GFKBpVrBBP3lfXf.exe Token: SeDebugPrivilege 988 GFKBpVrBBP3lfXf.exe Token: SeDebugPrivilege 988 GFKBpVrBBP3lfXf.exe Token: SeDebugPrivilege 988 GFKBpVrBBP3lfXf.exe Token: SeDebugPrivilege 988 GFKBpVrBBP3lfXf.exe Token: SeDebugPrivilege 988 GFKBpVrBBP3lfXf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exedescription pid process target process PID 916 wrote to memory of 988 916 4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe GFKBpVrBBP3lfXf.exe PID 916 wrote to memory of 988 916 4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe GFKBpVrBBP3lfXf.exe PID 916 wrote to memory of 988 916 4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe GFKBpVrBBP3lfXf.exe PID 916 wrote to memory of 988 916 4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe GFKBpVrBBP3lfXf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe"C:\Users\Admin\AppData\Local\Temp\4907b6408e9b4761ade014ba382435613f9749d7fe435d8a3dd3295a1690c6ac.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\GFKBpVrBBP3lfXf.exe.\GFKBpVrBBP3lfXf.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\7zSF94E.tmp\GFKBpVrBBP3lfXf.datFilesize
1KB
MD5a56e11f44ed57d96090f37734ad9007f
SHA12c2d9bb6b56d28d59004b5d172f722f66d31d3db
SHA256710bcc5440b7a50d98a59a989946b4b7441e59f41e499fbc9299627267a80a3e
SHA512cb5d267a83f47c47c26b4e8d6347dc9b798789e63624aceee64f376b2b505a2c3ef874967deb0dd0ecfa96fa2ccb7d95389473adf9ac930c5bcf704c36ef492a
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\GFKBpVrBBP3lfXf.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\[email protected]\chrome.manifestFilesize
35B
MD504416beae0944f6d43c50a437ded7f0f
SHA1dfff1c1f91405ac1b11f5f556dea84fad00da0e5
SHA256a367f1b1d8433d4bb97963e827305d13637fd6b9f473d93da8450a5ea1b95690
SHA5122e6390752609d8dfd23803935d1bc7c2cc46f1d265025414c3ba42d5c2ff83fd41fb836229ee15bbc94d13bdabd5a0d66d268a907a0b61d36d61076328002080
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\[email protected]\content\bg.jsFilesize
8KB
MD5a1b000f8963f52f2338526469cd9e19a
SHA14428e29786b4004ecc864d69b67c2920f052cbd8
SHA256c46731e786629a35bdc4be319d6957c4dab82eeb1eff6ed1d198cebaf20faae7
SHA512402fdc459ad689bb618cbe03b49d9ddbd9bb927879cb8de827951b59f7d9da408e917111798f3b1e64cf3e102625197a1336310917ce6355fc53db8a0fee7a76
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\[email protected]\install.rdfFilesize
595B
MD562982e24224d458342f429b50f107888
SHA1acbef1c3308b8622ca9c80b88ecb9b99a00ad7f8
SHA2566da552e3b1fc2b1f8e0749490155024d11cd845e9789a97d539b224b76114390
SHA5123a22f9ca4f972c564a3582dbabb5a6713b4f906bd0fd7bb40b9f20c98b2499e479812dd63154bfca2ee3132b0bcd6d346a019fd91a4e51d72ba33af96c0635fa
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\paacodjfkoamomkkgllpeofmhincbnod\background.htmlFilesize
144B
MD576b6e1bb27c99ca38445732f8ffca9e9
SHA1d2da5fb76eaf76a12d6b9c96c93d4b15f98b8414
SHA2565bde8624990577b2ba873fd99582be26f2b2f6d53b48ee7789ebd3e8b801f7fc
SHA512e5ed86574ae8d9438bf6860e6df0bdb8f98841cb2cb8d9d3020a721598275362600e18e2537a7217b51213ef7057dfe9e2ca5fd8689ca4d02d0d342a058097d6
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\paacodjfkoamomkkgllpeofmhincbnod\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\paacodjfkoamomkkgllpeofmhincbnod\hcA4qbE.jsFilesize
6KB
MD5f77de6fa5fabda35052f37e2a76a0690
SHA113239126345d1482354cbad66852328a12a12483
SHA256068d05b1249876ad17b06d7dce43418edafea6157229c949850e49f1684192ed
SHA512565ab0b4932aa06aafa4df659e769a978499eecf6f254ba1cbbcd4c6a477b87c43adf2949cd81bf94d685a6e57d80f881f7ff16928f93ba46b7ca05af8d90066
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\paacodjfkoamomkkgllpeofmhincbnod\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\paacodjfkoamomkkgllpeofmhincbnod\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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\Users\Admin\AppData\Local\Temp\7zSF94E.tmp\GFKBpVrBBP3lfXf.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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memory/916-54-0x0000000076711000-0x0000000076713000-memory.dmpFilesize
8KB
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memory/988-56-0x0000000000000000-mapping.dmp