Analysis
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max time kernel
147s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 21:21
Static task
static1
Behavioral task
behavioral1
Sample
a34db31a1d58f42cf3f181fae5aaddef2b6b020399982e6e0c8820ec1b04b0d2.exe
Resource
win7-20221111-en
General
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Target
a34db31a1d58f42cf3f181fae5aaddef2b6b020399982e6e0c8820ec1b04b0d2.exe
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Size
932KB
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MD5
a382a7cb24844766e0f57a6f4df5594a
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SHA1
a5e8413d6cac8cf962c847faaffab8a8961dce69
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SHA256
a34db31a1d58f42cf3f181fae5aaddef2b6b020399982e6e0c8820ec1b04b0d2
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SHA512
42a400aa045c2a99db3d2e6ecc05887fbfaa99c14bbf142f449c25249038f1cb4f4984d030fba69baf7f6405dcaa45effb90020e8d4a96ea48ac556e65e6b736
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SSDEEP
24576:h1OYdaOOCZ/iWCvu/2sWsJA/jlt+DHhsX:h1OsMCpYO/dJJDHhsX
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
EhzdVbkkEWdRr2w.exepid process 2840 EhzdVbkkEWdRr2w.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 5 IoCs
Processes:
EhzdVbkkEWdRr2w.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\fmmnhehkghacfpbkneoglhnmbgemldnc\2.0\manifest.json EhzdVbkkEWdRr2w.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\fmmnhehkghacfpbkneoglhnmbgemldnc\2.0\manifest.json EhzdVbkkEWdRr2w.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\fmmnhehkghacfpbkneoglhnmbgemldnc\2.0\manifest.json EhzdVbkkEWdRr2w.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\fmmnhehkghacfpbkneoglhnmbgemldnc\2.0\manifest.json EhzdVbkkEWdRr2w.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\fmmnhehkghacfpbkneoglhnmbgemldnc\2.0\manifest.json EhzdVbkkEWdRr2w.exe -
Drops file in System32 directory 4 IoCs
Processes:
EhzdVbkkEWdRr2w.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI EhzdVbkkEWdRr2w.exe File opened for modification C:\Windows\System32\GroupPolicy EhzdVbkkEWdRr2w.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini EhzdVbkkEWdRr2w.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol EhzdVbkkEWdRr2w.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
EhzdVbkkEWdRr2w.exepid process 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe 2840 EhzdVbkkEWdRr2w.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
EhzdVbkkEWdRr2w.exedescription pid process Token: SeDebugPrivilege 2840 EhzdVbkkEWdRr2w.exe Token: SeDebugPrivilege 2840 EhzdVbkkEWdRr2w.exe Token: SeDebugPrivilege 2840 EhzdVbkkEWdRr2w.exe Token: SeDebugPrivilege 2840 EhzdVbkkEWdRr2w.exe Token: SeDebugPrivilege 2840 EhzdVbkkEWdRr2w.exe Token: SeDebugPrivilege 2840 EhzdVbkkEWdRr2w.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
a34db31a1d58f42cf3f181fae5aaddef2b6b020399982e6e0c8820ec1b04b0d2.exedescription pid process target process PID 2080 wrote to memory of 2840 2080 a34db31a1d58f42cf3f181fae5aaddef2b6b020399982e6e0c8820ec1b04b0d2.exe EhzdVbkkEWdRr2w.exe PID 2080 wrote to memory of 2840 2080 a34db31a1d58f42cf3f181fae5aaddef2b6b020399982e6e0c8820ec1b04b0d2.exe EhzdVbkkEWdRr2w.exe PID 2080 wrote to memory of 2840 2080 a34db31a1d58f42cf3f181fae5aaddef2b6b020399982e6e0c8820ec1b04b0d2.exe EhzdVbkkEWdRr2w.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a34db31a1d58f42cf3f181fae5aaddef2b6b020399982e6e0c8820ec1b04b0d2.exe"C:\Users\Admin\AppData\Local\Temp\a34db31a1d58f42cf3f181fae5aaddef2b6b020399982e6e0c8820ec1b04b0d2.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\EhzdVbkkEWdRr2w.exe.\EhzdVbkkEWdRr2w.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\EhzdVbkkEWdRr2w.datFilesize
1KB
MD51f322d9ccbd027cc8ac02ea974060aca
SHA1ce5ec30e7ab5ddb4c45d847924818a7b901c36a3
SHA2560a3dbad076f97b27cece908bcd75fa1dd0456949e34d88a4944acefbcbe92e0d
SHA51201d82e3ea075991b390513eadd784265678bcd13d9bee08df286c9c52b8d1a5d116f396eef98ada3e6befed96c00f52d32adceeeab8513346ca1841ce46c6ea4
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\EhzdVbkkEWdRr2w.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\EhzdVbkkEWdRr2w.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\fmmnhehkghacfpbkneoglhnmbgemldnc\E.jsFilesize
6KB
MD5d6640425e58222674267da4bf8d57634
SHA1fc29a93c8f67ea41d4179ff70ddad6d42266980d
SHA256ac1ca25b34e44c6726e151f9a823952fa2365f249997eb2752848f4cdb64d2fd
SHA512be837278cbc81d0f970b0ca8ccac1277f5c39dfd1f3d687559bb6897b6d7e57848203d43ccd6202432dbabdea53990aeec37dd9611487b4677928c6392734dd3
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\fmmnhehkghacfpbkneoglhnmbgemldnc\background.htmlFilesize
138B
MD507aa8fbef4d4aa9725bdaedfad1a2e18
SHA16cf622d2b094007fc35c9c7efc4fd3a4a594c1f2
SHA256ca4f5a1c1ab80567b4357d15d67a28c9200d545e510c9a5df5d02e36f8b99c5f
SHA5120f8c9b7b2c34cddde2d2f1b8568ec01a7558e47ebc0c1d0be34d6d1bbba05964c974718427c4eed69cbbb6e778700688d37483a394c39e82edd37fe138adef43
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\fmmnhehkghacfpbkneoglhnmbgemldnc\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\fmmnhehkghacfpbkneoglhnmbgemldnc\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\fmmnhehkghacfpbkneoglhnmbgemldnc\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\[email protected]\chrome.manifestFilesize
35B
MD5803c5bfdd70993e8f9886fdf9f60d2e1
SHA15953958967d4bc5b8dc7bf300ac4f774b93a3bfe
SHA256c4c6e16fc91d1e5103a5236d8cdb2ea577fdf750c96db766a553a7c7441bf605
SHA51216ba2b05f5f96857e1b2046d75bcb596e77ce7586443a639a4ac25133d6049c0f5e6bc57492fb25e9af650930939d39dd055b6a3b7bcb7e683741077d5a3c77a
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\[email protected]\content\bg.jsFilesize
9KB
MD587ac052179dbfb62579a220fb43df5bb
SHA1deeeda521a8547dfa193696aeaefd9a8e5f75edb
SHA256c9ad0edf9d70a08c743d7c079f7552d953b7bfd3359be7a41eb04865b3fdf045
SHA5122dc2d7fe8b6782d54e1fe3930fef0e1fdcfcaed9bd245b602a11c053469cc7346888d17711c80dc96d12e9f4c32501a2ca4a53479c768a7c368ec5d7586655e1
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C:\Users\Admin\AppData\Local\Temp\7zS80D8.tmp\[email protected]\install.rdfFilesize
597B
MD5af396bf44143a984dc5be5a5a00eaf21
SHA166276b9c53e51117d6dfe271456ec4215bea50b3
SHA25651a04458767c5a05b5e451bca3cccf0728c8140826be32c988f4a6b988ffedbf
SHA5128ff4baa8f68462597305ece7782d06e0a3666afff08760d6eb528ac8eb959593cbdccd2f3b10493c3016f9c15c56faca9ef64343cc8ee460c30cfd95bccf42a0
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memory/2840-132-0x0000000000000000-mapping.dmp