Analysis
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max time kernel
61s -
max time network
67s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 16:33
Static task
static1
Behavioral task
behavioral1
Sample
fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exe
Resource
win7-20221111-en
General
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Target
fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exe
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Size
920KB
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MD5
f03636099cc3d3ce3164368ee2e4de32
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SHA1
d4fd4158e347ac72086c6c24b86455f7feae0fc5
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SHA256
fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e
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SHA512
dbfbb2288d6c71136f73ddc3cac06de858b6fc255d3e8bba167eb54c030888b42c7ba949b6f0bd5263bb2d035b603193293e14b4e9a6664da6ad9ef42e29afcf
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SSDEEP
24576:h1OYdaOEMtdHAqcdDVhYwiei7+EpFAh/kKN:h1Os5PHVmVhYwiLtKkKN
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
TcitRZ2OPdteR46.exepid process 1496 TcitRZ2OPdteR46.exe -
Loads dropped DLL 1 IoCs
Processes:
fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exepid process 1980 fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.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:
TcitRZ2OPdteR46.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\imofgndmnepipakkgmlmkiajnmdpfkhp\2.0\manifest.json TcitRZ2OPdteR46.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\imofgndmnepipakkgmlmkiajnmdpfkhp\2.0\manifest.json TcitRZ2OPdteR46.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\imofgndmnepipakkgmlmkiajnmdpfkhp\2.0\manifest.json TcitRZ2OPdteR46.exe -
Drops file in System32 directory 4 IoCs
Processes:
TcitRZ2OPdteR46.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy TcitRZ2OPdteR46.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini TcitRZ2OPdteR46.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol TcitRZ2OPdteR46.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI TcitRZ2OPdteR46.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
TcitRZ2OPdteR46.exepid process 1496 TcitRZ2OPdteR46.exe 1496 TcitRZ2OPdteR46.exe 1496 TcitRZ2OPdteR46.exe 1496 TcitRZ2OPdteR46.exe 1496 TcitRZ2OPdteR46.exe 1496 TcitRZ2OPdteR46.exe 1496 TcitRZ2OPdteR46.exe 1496 TcitRZ2OPdteR46.exe 1496 TcitRZ2OPdteR46.exe 1496 TcitRZ2OPdteR46.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
TcitRZ2OPdteR46.exedescription pid process Token: SeDebugPrivilege 1496 TcitRZ2OPdteR46.exe Token: SeDebugPrivilege 1496 TcitRZ2OPdteR46.exe Token: SeDebugPrivilege 1496 TcitRZ2OPdteR46.exe Token: SeDebugPrivilege 1496 TcitRZ2OPdteR46.exe Token: SeDebugPrivilege 1496 TcitRZ2OPdteR46.exe Token: SeDebugPrivilege 1496 TcitRZ2OPdteR46.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exedescription pid process target process PID 1980 wrote to memory of 1496 1980 fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exe TcitRZ2OPdteR46.exe PID 1980 wrote to memory of 1496 1980 fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exe TcitRZ2OPdteR46.exe PID 1980 wrote to memory of 1496 1980 fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exe TcitRZ2OPdteR46.exe PID 1980 wrote to memory of 1496 1980 fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exe TcitRZ2OPdteR46.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exe"C:\Users\Admin\AppData\Local\Temp\fbe99b3275e86ff285a859159a05dc7242e5dc054c9a6c42b0efd0fde83edb8e.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Users\Admin\AppData\Local\Temp\7zSF097.tmp\TcitRZ2OPdteR46.exe.\TcitRZ2OPdteR46.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1496
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zSF097.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSF097.tmp\[email protected]\chrome.manifest
Filesize35B
MD5e812c2dd8c16dbceb9432c6c57084847
SHA138424c4706424f36921397414a3e6121c7da1f8a
SHA256bcf1b05a4392957f0ea3310ac2ae19d3ed3e5eaee694d1699f60b9bcd7643f5e
SHA512d8e254c38d20711831d8d7f29f9824ae0bf1e07902e700bd61fabaef26f395b4e834a19465caf0a681681af3698c028268aa3321dfb439165fd6bcf00fe217f9
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C:\Users\Admin\AppData\Local\Temp\7zSF097.tmp\[email protected]\content\bg.js
Filesize8KB
MD5bdc4197119af879e2119c64956838691
SHA1d3524e05491fb507d735d8f70e141e47dc3ae54e
SHA2561fe9387644b430eb37ba528e2bfd1bf651b65df287ea1ffa6a0ffbc590dd3769
SHA512c5703c2ba37558ec2a43d88b0c13186040e24dcf71fe6bb7adc5b46104737968befb813f8f43961ff69f5e52c2f90f5420ccfa2c38cd576f56ddc000534ea769
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C:\Users\Admin\AppData\Local\Temp\7zSF097.tmp\[email protected]\install.rdf
Filesize592B
MD5b2e27e877e7707ea2f01b1b79c8c121b
SHA1119c85d71ff90b9e87a66353117e909ed282bb43
SHA256bea08f28cc610bd251ef15f2bbc9a24f5d5e2da5369b29777fb01d943a975368
SHA5120ad0e1d8163456b4b9fc00eac549d547cba7a7f8c9ba27115e1abf46b54b452360d9675ca0c7280a70821ae001c3b45dfd2090faa619f416a93dc89c2adf7497
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Filesize
1KB
MD50b300dd077f26a71d3f522a2d5eade42
SHA14c879afc77a21c6cae3a2d0b5e4cd3b4357322ae
SHA256b09fb10eda804382f30f4211eed5bb725298dbba1a63a44d05296f88b2519bdf
SHA5120e6e216f7b3bd2f561fe8c551b5562dc9910d8853a744c17e76c40cf423af59479a49a86624ddbbb9b1adcabb5ed2152e16b1c681c4f490bd603b4d60229bfaf
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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Filesize
6KB
MD59dbc57dbc75176bb13c6c5e6deb7a8de
SHA15e0e9eba989c9725de71589bf3c4829a29ecaa64
SHA256869d2d4ae8ff2595aa274b56b796cdd392ebdd75bec2b209c7d3dc72b1667b50
SHA51282f8ec8045036e8b00bf95f418cb2bd8ba0eb009b1d5b32290ad10c7e3fbcb8d11e18ed321caa6d8ffabf661e8f8f5a4b351c45592a653eb6180b36c83f13b6a
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Filesize
143B
MD565733b57b899431a79dd10220a1d4315
SHA1f4f6bcee350fc657df8acd38c6d2d592e44b147e
SHA2562f2a75ae916e026ccd414ca6531261afb4f23816e959cd82e6fb3e762e9cb424
SHA51246a1df82feade7daa43f433f0cff05396a706b7c47fcbc84acb6ddb9469aef6307e773aab34c874f3ddc54f4af22971ab19e7851a434081a072a472c51b8fe7d
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Filesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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Filesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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Filesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886