Analysis
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max time kernel
5s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 21:14
Static task
static1
Behavioral task
behavioral1
Sample
a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exe
Resource
win7-20221111-en
General
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Target
a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exe
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Size
920KB
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MD5
fce34931134559fce5a4779ae083a589
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SHA1
a6b7b59c40d6ace29d92ef04ff6943867abf6da8
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SHA256
a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9
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SHA512
da768c35f4a9568da75819232e924eba01ced473190c746079baa93b50d11503e40ab84a64be712882cfda0998c24b84805eb2cf012e955a754497f7d07a0c19
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SSDEEP
24576:h1OYdaOlMtdHAqcdDVhYwiei7+EpFAh/kKR:h1OsoPHVmVhYwiLtKkKR
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
t7R7ZNjVTNpOyaC.exepid process 1224 t7R7ZNjVTNpOyaC.exe -
Loads dropped DLL 1 IoCs
Processes:
a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exepid process 832 a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.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:
t7R7ZNjVTNpOyaC.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\hdddplkglbcepeeohcimakmghpcckdli\2.0\manifest.json t7R7ZNjVTNpOyaC.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\hdddplkglbcepeeohcimakmghpcckdli\2.0\manifest.json t7R7ZNjVTNpOyaC.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\hdddplkglbcepeeohcimakmghpcckdli\2.0\manifest.json t7R7ZNjVTNpOyaC.exe -
Drops file in System32 directory 4 IoCs
Processes:
t7R7ZNjVTNpOyaC.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy t7R7ZNjVTNpOyaC.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini t7R7ZNjVTNpOyaC.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol t7R7ZNjVTNpOyaC.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI t7R7ZNjVTNpOyaC.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
t7R7ZNjVTNpOyaC.exepid process 1224 t7R7ZNjVTNpOyaC.exe 1224 t7R7ZNjVTNpOyaC.exe 1224 t7R7ZNjVTNpOyaC.exe 1224 t7R7ZNjVTNpOyaC.exe 1224 t7R7ZNjVTNpOyaC.exe 1224 t7R7ZNjVTNpOyaC.exe 1224 t7R7ZNjVTNpOyaC.exe 1224 t7R7ZNjVTNpOyaC.exe 1224 t7R7ZNjVTNpOyaC.exe 1224 t7R7ZNjVTNpOyaC.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
t7R7ZNjVTNpOyaC.exedescription pid process Token: SeDebugPrivilege 1224 t7R7ZNjVTNpOyaC.exe Token: SeDebugPrivilege 1224 t7R7ZNjVTNpOyaC.exe Token: SeDebugPrivilege 1224 t7R7ZNjVTNpOyaC.exe Token: SeDebugPrivilege 1224 t7R7ZNjVTNpOyaC.exe Token: SeDebugPrivilege 1224 t7R7ZNjVTNpOyaC.exe Token: SeDebugPrivilege 1224 t7R7ZNjVTNpOyaC.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exedescription pid process target process PID 832 wrote to memory of 1224 832 a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exe t7R7ZNjVTNpOyaC.exe PID 832 wrote to memory of 1224 832 a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exe t7R7ZNjVTNpOyaC.exe PID 832 wrote to memory of 1224 832 a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exe t7R7ZNjVTNpOyaC.exe PID 832 wrote to memory of 1224 832 a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exe t7R7ZNjVTNpOyaC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exe"C:\Users\Admin\AppData\Local\Temp\a5b73b11fbaa4af219453c143ab638638015144233a75bb10e8e88d5509696d9.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\t7R7ZNjVTNpOyaC.exe.\t7R7ZNjVTNpOyaC.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\7zS709F.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\[email protected]\chrome.manifestFilesize
35B
MD590b5fdc5012c28e650fd6e9d2543d16d
SHA1fcda0adb17db3600a15668bfda2ce96b69a9ce5f
SHA25605b5982844cf1baeba39d9f034992880bc437a44a36831c565e1be5e809b1d0c
SHA512af93c6259d42f0b51e3d5445f0f0d1fa6000ecbf601b7fd80b9749a11155dc9f7b40fdefcd64e21edbccdb48a0f57bd10322cafb60ffe1beddf7f7cd316ec995
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\[email protected]\content\bg.jsFilesize
8KB
MD5e26f406c594d40e4dd10f8a7baec6720
SHA19b60dae18e7c6c8560a5b93db17b871359286881
SHA256c866a6a0e4ba1f61a0bc078fe5dc8916b449284565b23808e0e0278930edadc0
SHA512e33a279338c2d82c5f9bacb905680b49abbcbd62955ab456e4308a5bb3644d72fafeec202e81160bdd5e7538effac1062320dbe7bc9c10eb0acb8117b3236038
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\[email protected]\install.rdfFilesize
591B
MD55cc14057332cef342b8a98e3841f4818
SHA150e7c52334ba6672ea87bf44d24db1d437de1a8b
SHA2564d6cd4af8223f4385f9881de262445b9c104d7171893b44ef2ead593fe7a9d10
SHA512982ee547bff2a620c5481f9d02a65534a66d767586ac38cf37e83f38fa87f1765def325400bebbd5d59d7d4c06513072204117383802dd985d7d27a1e49954f2
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\hdddplkglbcepeeohcimakmghpcckdli\background.htmlFilesize
146B
MD50f69cb55ac261736ed947456a5440836
SHA12bb5417be865191587b14eaac037b92b3fff88be
SHA2568616d3c59f0a51da925b07210dc4a443fe7a27805a88f4bbaa8406a3149f68b5
SHA512e0b4e3564cc8385861557f60af8fd80ab2355610575f1ed21726c46c6e80afd660ef2bbaa519d53e16e9a4c7b7d985fa2d1d1e7a0d2230e93656814ed44f0ec5
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\hdddplkglbcepeeohcimakmghpcckdli\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\hdddplkglbcepeeohcimakmghpcckdli\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\hdddplkglbcepeeohcimakmghpcckdli\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\hdddplkglbcepeeohcimakmghpcckdli\rFE1pleWx.jsFilesize
6KB
MD58abae85f84fd2fe57d0bd452fc346ee4
SHA17e9945333bd37238cc6bf575f6cf4bc79978c327
SHA256850c5c282c5a9e4aa2966de9c799b11ee8d8b1106e203639fb2365b0a4def557
SHA51226e37f257651d3f0d09a3b69e5c70006d44ddee1308c9ff7c5f96eeff4ec083e2002455085a2acdda6e1d8769f956bb30057c6e93feaaad82b4a679750483767
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\t7R7ZNjVTNpOyaC.datFilesize
1KB
MD531bb9919b99b402d28129c072b77db6d
SHA1de4702f70b52d845a894c4837d71d65edd4338f4
SHA2566b49edcfa5709d91de78ae05feab8f7b1fdaec81d4b087bb54285db314f9213b
SHA512674f1648af69f071995ee4e7213293c95c48f00472631ecb2f0a59e4f3f1911ec406457fde50ad8fe430e6fef0f53c8e63c3bf573d4704e36c77379ca37a10d8
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C:\Users\Admin\AppData\Local\Temp\7zS709F.tmp\t7R7ZNjVTNpOyaC.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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\Users\Admin\AppData\Local\Temp\7zS709F.tmp\t7R7ZNjVTNpOyaC.exeFilesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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memory/832-54-0x0000000075291000-0x0000000075293000-memory.dmpFilesize
8KB
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memory/1224-56-0x0000000000000000-mapping.dmp