Analysis
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max time kernel
187s -
max time network
202s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 02:02
Static task
static1
Behavioral task
behavioral1
Sample
47f9328655c0044a830eccd1b2ca07bcf6444ec92b9ea8ba6bf7e2ec32efa4a5.exe
Resource
win7-20221111-en
General
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Target
47f9328655c0044a830eccd1b2ca07bcf6444ec92b9ea8ba6bf7e2ec32efa4a5.exe
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Size
919KB
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MD5
9c0d4a8c300136ebcbd06c2a43da38bf
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SHA1
0e2a1c959aaec147920e3126f84422c64baabf54
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SHA256
47f9328655c0044a830eccd1b2ca07bcf6444ec92b9ea8ba6bf7e2ec32efa4a5
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SHA512
85b83d42dc9390a6a2ce0f066ffa08caca8eb8218c3cc882c6d59daf2b2625c803fcf691bd4834286f6eda8a3cfcbea59cb34395e2f063e9f4d18f6c27299be0
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SSDEEP
24576:h1OYdaO0MtdHAqcdDVhYwiei7+EpFAh/kKI:h1OshPHVmVhYwiLtKkKI
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
YJOzjbfCPXOB2s5.exepid process 3688 YJOzjbfCPXOB2s5.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:
YJOzjbfCPXOB2s5.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ekjijgogoldmhjbnhgffafgpghikcoon\2.0\manifest.json YJOzjbfCPXOB2s5.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ekjijgogoldmhjbnhgffafgpghikcoon\2.0\manifest.json YJOzjbfCPXOB2s5.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ekjijgogoldmhjbnhgffafgpghikcoon\2.0\manifest.json YJOzjbfCPXOB2s5.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ekjijgogoldmhjbnhgffafgpghikcoon\2.0\manifest.json YJOzjbfCPXOB2s5.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\ekjijgogoldmhjbnhgffafgpghikcoon\2.0\manifest.json YJOzjbfCPXOB2s5.exe -
Drops file in System32 directory 4 IoCs
Processes:
YJOzjbfCPXOB2s5.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy YJOzjbfCPXOB2s5.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini YJOzjbfCPXOB2s5.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol YJOzjbfCPXOB2s5.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI YJOzjbfCPXOB2s5.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
YJOzjbfCPXOB2s5.exepid process 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe 3688 YJOzjbfCPXOB2s5.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
YJOzjbfCPXOB2s5.exedescription pid process Token: SeDebugPrivilege 3688 YJOzjbfCPXOB2s5.exe Token: SeDebugPrivilege 3688 YJOzjbfCPXOB2s5.exe Token: SeDebugPrivilege 3688 YJOzjbfCPXOB2s5.exe Token: SeDebugPrivilege 3688 YJOzjbfCPXOB2s5.exe Token: SeDebugPrivilege 3688 YJOzjbfCPXOB2s5.exe Token: SeDebugPrivilege 3688 YJOzjbfCPXOB2s5.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
47f9328655c0044a830eccd1b2ca07bcf6444ec92b9ea8ba6bf7e2ec32efa4a5.exedescription pid process target process PID 2288 wrote to memory of 3688 2288 47f9328655c0044a830eccd1b2ca07bcf6444ec92b9ea8ba6bf7e2ec32efa4a5.exe YJOzjbfCPXOB2s5.exe PID 2288 wrote to memory of 3688 2288 47f9328655c0044a830eccd1b2ca07bcf6444ec92b9ea8ba6bf7e2ec32efa4a5.exe YJOzjbfCPXOB2s5.exe PID 2288 wrote to memory of 3688 2288 47f9328655c0044a830eccd1b2ca07bcf6444ec92b9ea8ba6bf7e2ec32efa4a5.exe YJOzjbfCPXOB2s5.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\47f9328655c0044a830eccd1b2ca07bcf6444ec92b9ea8ba6bf7e2ec32efa4a5.exe"C:\Users\Admin\AppData\Local\Temp\47f9328655c0044a830eccd1b2ca07bcf6444ec92b9ea8ba6bf7e2ec32efa4a5.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\YJOzjbfCPXOB2s5.exe.\YJOzjbfCPXOB2s5.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\7zS3FC8.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\[email protected]\chrome.manifestFilesize
35B
MD5853881a975d22cad704f2e64fa29ddfe
SHA133258989284df22f3239146a13caf315f8d8c36e
SHA2561ee75dc26578defe1379bdc5502ccd1e7d9e0f5489300c8ae5c7de423f661e63
SHA5121835fb152b4b5b3bd0390af6c70a4dba4c7f5265ab9617c297b43759e785ee5dc0d2d2f1c33b6e9d9609dfd6f789d1977ffc1afb8cde46d72f131a1d6894bf64
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\[email protected]\content\bg.jsFilesize
8KB
MD535de0d431e021714c2f0237eda6609a4
SHA14b8c20df524c326b56ab271078e619c915501689
SHA25630cabe0317d73c4e847cce6daff8f888dd2dc60168ac122dfa80b9c6df437b98
SHA5123e255b7ea26d4409016fa64d41a882a3317a3bb85aa48d2225a18a10fb7acc620e91628d3cb4150f560df5733af29ce17c85afea29e84ee04763975f5c0d5467
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\[email protected]\install.rdfFilesize
595B
MD5a5d8887ffaf8d04b2714828b4a3e957e
SHA126bc1de1f9b6ca1b59c8064f9231ef55b28e434f
SHA256cf110575fcdaea6b5f74a6195d15a72be28b2d2583e864811d6162046fc78ee0
SHA512eabbddda10971de0d90cb2348ca1a47a1eea13e0b522635c928a3ca12360d21d46f2b0dc0353f2d6a821b54149649798dcd0847c0ecf31057798bcb1e22d845b
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\YJOzjbfCPXOB2s5.datFilesize
1KB
MD568efdc945a8a1e3009a4937f17178a57
SHA17330be883093cd9d560adbc069cdbed543cf6ff8
SHA256ed3465f09ad1de21dc3d8d3d1b58f1f352abecad33636e1111d2ca08b6c7f5db
SHA5128b847caebeff7c9d0658cf969de8ec9a03f4d3a8425493e0daf6c8a9d07f4c2e9b7d0dc7c4212de873ca99830134a0412939d35edf4761de6220e90c9cb9301a
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\YJOzjbfCPXOB2s5.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\YJOzjbfCPXOB2s5.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\ekjijgogoldmhjbnhgffafgpghikcoon\Vn.jsFilesize
6KB
MD51a6a84792f07bc653de693c4ee3bbe55
SHA1a43ed8f14b53a0f05f02a4a9a3ccf0bf51f82f69
SHA256ed16ed439fa25febd5a0462e40ea8d4db8507c83363312512d6794d436f09eea
SHA5122a9a4817f40e3693049de390482bd09e2ddeb02e93165b025e050911f462a6f50fbfd19fd1dbaa7317d72dbbf2e01c9e0aabb7f21e17394f37411d3c2b78da2b
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\ekjijgogoldmhjbnhgffafgpghikcoon\background.htmlFilesize
139B
MD581d3772e9bee04b48815276485df8e1b
SHA1c1a5e88fae073526d6588113ea762f5725bf231f
SHA2567932ed2a2eef30c08988202fdd2296d360ed946b61d72694e99f35dbdc14dded
SHA512c4269c67a66328b2620b4a7edc49f98fc9e86b6e8c00e190e150666ea945d00abaccfc90570b98ae245fdc5dffbd035caf440b6de3a51d31c712e5ee7240c91c
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\ekjijgogoldmhjbnhgffafgpghikcoon\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\ekjijgogoldmhjbnhgffafgpghikcoon\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS3FC8.tmp\ekjijgogoldmhjbnhgffafgpghikcoon\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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memory/3688-132-0x0000000000000000-mapping.dmp