Analysis
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max time kernel
43s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 19:16
Static task
static1
Behavioral task
behavioral1
Sample
ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exe
Resource
win7-20220901-en
General
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Target
ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exe
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Size
931KB
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MD5
c5fcf41c4a8a85087a2f2f811cad351e
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SHA1
9c4c8c7a8337f2eda993b655e607bd452c5060df
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SHA256
ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e
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SHA512
814a437dad8d53dc9402fc271c0f58f111b2b029e782d966c8844725b6ec30a216ca9e8fc5f8d37913b1b53950da4ce92cbefd5a856ebd6416be1f118c256175
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SSDEEP
24576:h1OYdaOZCZ/iWCvu/2sWsJA/jlt+DHhsN:h1OsLCpYO/dJJDHhsN
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
a3inbCw0L7GyFxf.exepid process 1128 a3inbCw0L7GyFxf.exe -
Loads dropped DLL 1 IoCs
Processes:
ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exepid process 2016 ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.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:
a3inbCw0L7GyFxf.exedescription ioc process File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ooglcgjmdeoabdbjcclggpoomlfoapng\2.0\manifest.json a3inbCw0L7GyFxf.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ooglcgjmdeoabdbjcclggpoomlfoapng\2.0\manifest.json a3inbCw0L7GyFxf.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ooglcgjmdeoabdbjcclggpoomlfoapng\2.0\manifest.json a3inbCw0L7GyFxf.exe -
Drops file in System32 directory 4 IoCs
Processes:
a3inbCw0L7GyFxf.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy a3inbCw0L7GyFxf.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini a3inbCw0L7GyFxf.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol a3inbCw0L7GyFxf.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI a3inbCw0L7GyFxf.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
a3inbCw0L7GyFxf.exepid process 1128 a3inbCw0L7GyFxf.exe 1128 a3inbCw0L7GyFxf.exe 1128 a3inbCw0L7GyFxf.exe 1128 a3inbCw0L7GyFxf.exe 1128 a3inbCw0L7GyFxf.exe 1128 a3inbCw0L7GyFxf.exe 1128 a3inbCw0L7GyFxf.exe 1128 a3inbCw0L7GyFxf.exe 1128 a3inbCw0L7GyFxf.exe 1128 a3inbCw0L7GyFxf.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
a3inbCw0L7GyFxf.exedescription pid process Token: SeDebugPrivilege 1128 a3inbCw0L7GyFxf.exe Token: SeDebugPrivilege 1128 a3inbCw0L7GyFxf.exe Token: SeDebugPrivilege 1128 a3inbCw0L7GyFxf.exe Token: SeDebugPrivilege 1128 a3inbCw0L7GyFxf.exe Token: SeDebugPrivilege 1128 a3inbCw0L7GyFxf.exe Token: SeDebugPrivilege 1128 a3inbCw0L7GyFxf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exedescription pid process target process PID 2016 wrote to memory of 1128 2016 ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exe a3inbCw0L7GyFxf.exe PID 2016 wrote to memory of 1128 2016 ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exe a3inbCw0L7GyFxf.exe PID 2016 wrote to memory of 1128 2016 ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exe a3inbCw0L7GyFxf.exe PID 2016 wrote to memory of 1128 2016 ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exe a3inbCw0L7GyFxf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exe"C:\Users\Admin\AppData\Local\Temp\ca2a20b55ec9ad472e190a5b4abd0a35a8c5cf5a735963793d3ab37c29caff8e.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\a3inbCw0L7GyFxf.exe.\a3inbCw0L7GyFxf.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\7zS2F7A.tmp\J@dmFU.com\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\J@dmFU.com\chrome.manifestFilesize
35B
MD516f5122f7e2babcb3f573c0fbde659b7
SHA189c9131027c0f09e4585c3eb602fd46893b2badc
SHA256e6d87a57dfa49196ab31f3b9fae82c14ef1113f694b2903496f43fbc149ae313
SHA512e87240660a8136076490658e21f390d3bc608506dc2bd95838403673cc0e26a06f828415c38e08f469d5eadefbabe2ed8b7b95e99390a5908fa39a69e9a8a839
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\J@dmFU.com\content\bg.jsFilesize
8KB
MD59437b6b72c1117e4febd344d4fd1004b
SHA16703bd617113bd5d99b928e8c822f060a785d7d7
SHA256fba4a7c3a3a87b8476604ec93a34deb76741e3c2fe99cdcc0b2d4c0f730e1fe2
SHA5127bd4d4b118a54c1bbecafee33b6177d73ad9fd0b14e87cc8ea5344d2a742133f50d2eedfaf1e57d4ee654b691ee559cb6ea7cceb84a40936197dbfad5215439c
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\J@dmFU.com\install.rdfFilesize
592B
MD5990321661570a7a86ec32b9b671e5d45
SHA18ffe6dd532dcb41917d8517d47e65f91a6dbf5d1
SHA2567f969b45bbd1e494891b12e9cc6d8e398ef9c4bb451851f3c7a2ed4a30be4c47
SHA512245ff2a24a2f301a97102e0b3cdb2cd7d44681f42597c133f6425d6bfe97a95c5ef57f5ae2effd2ab7b46912a5775c4be7efac4275446965868b80011724a3fb
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\a3inbCw0L7GyFxf.datFilesize
1KB
MD5b1c62c799da94d4df4c1c64c25344b6d
SHA1d7ba35ce9b06d1d7ae49efaffa89fcccc265e597
SHA256adbfac0d736930e2158a421099f4b30071e2f1a1b9c645c6fc4f82ef17155b9e
SHA512b1ef56f6647e5c1c32881965333c0be94d3dd4830f4134e7801ed05b97dab9e48fe9fe30d5759758adbc90ecea2d0e8acfa5b4557705c64d68b6f29528047b35
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\a3inbCw0L7GyFxf.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\ooglcgjmdeoabdbjcclggpoomlfoapng\background.htmlFilesize
146B
MD5a2db9bbe0cc94cd2f88d3e7abe6ee7d7
SHA146a9e38678e5f0691d6ce679f8878a6b232c8cd7
SHA256e4a8bac1f64a645aa7c479b2c386faa809fb9a99435c8f54b8c3a4b4a4a64bcf
SHA51279e83e6d7ee01ecb62f0f766bc96af45661e3db3ba48c267b9b8b9b2d7139d767d65c140de5710fd631a357a0dffd80a5e273e39ca626cf0dd37340cc9fc2c28
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\ooglcgjmdeoabdbjcclggpoomlfoapng\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\ooglcgjmdeoabdbjcclggpoomlfoapng\kHrVF0Fru.jsFilesize
6KB
MD5121c5d4ff3becb208babe34c2ab30355
SHA160ecb8245f0bb9c3632e962a9c32640b9f421e37
SHA256df3a89e0e2d739a79b715edbc7186637a9e52ac43a33a7c524ff478152496ea6
SHA512a1d24ae5c357344c7fbe92c493bcc20b9aa7706636b3f76c6e8ab94b543a3a5dc0ad63f0f3db1ca8009ebe6560a98fdac73f3d19b8f9d1063613a541c26f334b
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\ooglcgjmdeoabdbjcclggpoomlfoapng\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\ooglcgjmdeoabdbjcclggpoomlfoapng\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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\Users\Admin\AppData\Local\Temp\7zS2F7A.tmp\a3inbCw0L7GyFxf.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/1128-56-0x0000000000000000-mapping.dmp
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memory/2016-54-0x0000000075A71000-0x0000000075A73000-memory.dmpFilesize
8KB