Analysis
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max time kernel
37s -
max time network
41s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 21:09
Static task
static1
Behavioral task
behavioral1
Sample
a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exe
Resource
win7-20220812-en
General
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Target
a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exe
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Size
919KB
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MD5
a6e7f511de6b3523b5ebfa7a6ca22cc1
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SHA1
570df58cc6530e42b67a28b01697288f4a9bbe8b
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SHA256
a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79
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SHA512
a188b492b980abdca1b4ac49fd6169a37c6ae997bdb9c83e77c5c18aa81b23b9ca24e9544b1f9548d079daae9360e4a50ee0a64a2a2411fd0182eebc2aa084a8
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SSDEEP
24576:h1OYdaOdMtdHAqcdDVhYwiei7+EpFAh/kKA:h1OswPHVmVhYwiLtKkKA
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
2WFpPxpsPgaKoAt.exepid process 1980 2WFpPxpsPgaKoAt.exe -
Loads dropped DLL 1 IoCs
Processes:
a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exepid process 1968 a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.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:
2WFpPxpsPgaKoAt.exedescription ioc process File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\cmelfbighopoefnbemlmophnbcakdmba\2.0\manifest.json 2WFpPxpsPgaKoAt.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\cmelfbighopoefnbemlmophnbcakdmba\2.0\manifest.json 2WFpPxpsPgaKoAt.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\cmelfbighopoefnbemlmophnbcakdmba\2.0\manifest.json 2WFpPxpsPgaKoAt.exe -
Drops file in System32 directory 4 IoCs
Processes:
2WFpPxpsPgaKoAt.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy 2WFpPxpsPgaKoAt.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 2WFpPxpsPgaKoAt.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 2WFpPxpsPgaKoAt.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 2WFpPxpsPgaKoAt.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
2WFpPxpsPgaKoAt.exepid process 1980 2WFpPxpsPgaKoAt.exe 1980 2WFpPxpsPgaKoAt.exe 1980 2WFpPxpsPgaKoAt.exe 1980 2WFpPxpsPgaKoAt.exe 1980 2WFpPxpsPgaKoAt.exe 1980 2WFpPxpsPgaKoAt.exe 1980 2WFpPxpsPgaKoAt.exe 1980 2WFpPxpsPgaKoAt.exe 1980 2WFpPxpsPgaKoAt.exe 1980 2WFpPxpsPgaKoAt.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
2WFpPxpsPgaKoAt.exedescription pid process Token: SeDebugPrivilege 1980 2WFpPxpsPgaKoAt.exe Token: SeDebugPrivilege 1980 2WFpPxpsPgaKoAt.exe Token: SeDebugPrivilege 1980 2WFpPxpsPgaKoAt.exe Token: SeDebugPrivilege 1980 2WFpPxpsPgaKoAt.exe Token: SeDebugPrivilege 1980 2WFpPxpsPgaKoAt.exe Token: SeDebugPrivilege 1980 2WFpPxpsPgaKoAt.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exedescription pid process target process PID 1968 wrote to memory of 1980 1968 a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exe 2WFpPxpsPgaKoAt.exe PID 1968 wrote to memory of 1980 1968 a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exe 2WFpPxpsPgaKoAt.exe PID 1968 wrote to memory of 1980 1968 a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exe 2WFpPxpsPgaKoAt.exe PID 1968 wrote to memory of 1980 1968 a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exe 2WFpPxpsPgaKoAt.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exe"C:\Users\Admin\AppData\Local\Temp\a77f78d1ab82842c4f95a1e00b7df3c23824a1b71b391c85f94c3e8442063e79.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\2WFpPxpsPgaKoAt.exe.\2WFpPxpsPgaKoAt.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\7zS62BA.tmp\2WFpPxpsPgaKoAt.datFilesize
1KB
MD5012bbab1e99d2eabd4d975b3eb142af0
SHA1da0b1f84dbe8b388f5505e685e933ce851871083
SHA2562d8b62bd24e42db5ce70efd34fe800a3c8bc22cdf2ad4917a835471c78dd559c
SHA5121a1eaab10788ba5ed8b3cc3b692ed9f41afbef1c47d861d3933f87696500335b695d1e13d8d93733a65b674593a8c1abb63172a1d2ae0c6dfc3011fc83443021
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\2WFpPxpsPgaKoAt.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\[email protected]\chrome.manifestFilesize
35B
MD52779207c46fdd7b5950520e41a857e32
SHA1338c7d465a69f83e89eb666fddfb344e52b6726d
SHA2567c6deb31671c70bf490f0cace71e4425a633c2feeb839ec232e69de2e4448e9f
SHA51297b4dc39f32aa347d8e738e6215e9af21b98b5315d074a3b48ad5a64bc50ec43cae61ab86c13d3e13a6f8ea3bc23ef185e2d157106c728a7791e4796feb60235
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\[email protected]\content\bg.jsFilesize
8KB
MD5f70b219b85dfbddc6b3695a972427cd2
SHA19691e6369d465b191867ee04d696aab6e2c5c44b
SHA2566b16f826c5107e16e4d3481f138952ff3df163fc177eba3e8b096d3b612fbc42
SHA51247ac1fd3878f497c70e926ff45e254c64e18a1513aa796f74c41faf9216eeaebfdae1939d2d33ac0ab7d9500684616f8192f5bb320e0e50ce6b9e0c421dfceb1
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\[email protected]\install.rdfFilesize
591B
MD5f585832e077dafd015932a418b6caceb
SHA1a5558f6b8e111eeb2bf27e00907b61801b365322
SHA2563d4f688d8f57b3a4c522f3700f3ff9f8483f9536e89ab18b546b53f67fb4f7ff
SHA5121062c73bfbf7f8f208bc9e151094b2375b339067df55f460b9ac266d79c5afed8920a183a9f024e0270a1e26f0baf93abd1a45248d57703b20f513b4d22d0745
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\cmelfbighopoefnbemlmophnbcakdmba\background.htmlFilesize
138B
MD57a912a60f22ea7551c8963bfca69c34e
SHA1b442b0fee4040c584faf43f12fb785f0c604779e
SHA25604070a18d838fd9651aaaaa2ce216d2b9feb53b24de8a4d3aaf874b3654a8c4c
SHA512162e96381f3c06be4b765d9475decbfc3037efcfffb115a11665e4a656bc9bc6ef9c574817c5fd358d3720d6dff28796447500be042157e982f73bb2d9d85a07
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\cmelfbighopoefnbemlmophnbcakdmba\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\cmelfbighopoefnbemlmophnbcakdmba\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\cmelfbighopoefnbemlmophnbcakdmba\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\cmelfbighopoefnbemlmophnbcakdmba\p.jsFilesize
6KB
MD50ba9759032c6da44df3c03560bdbf267
SHA15f11aa970701f54006e2617a91d6a39da695f657
SHA2568054c1cfeff979bfe224be05f644c7635ab00e75b819adb95d2df57d5c2234a2
SHA512854ca8208fc46943fb1ebbebf13a1cb01a79cd6dc56dc9823520a0b365e28ce8f3db429e559a29f69afb16c338d502474006bd744bac0831ce9916028e9b2bd9
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\Users\Admin\AppData\Local\Temp\7zS62BA.tmp\2WFpPxpsPgaKoAt.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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memory/1968-54-0x0000000076141000-0x0000000076143000-memory.dmpFilesize
8KB
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memory/1980-56-0x0000000000000000-mapping.dmp