Analysis
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max time kernel
151s -
max time network
162s -
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 16:32
Static task
static1
Behavioral task
behavioral1
Sample
fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe
Resource
win7-20221111-en
General
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Target
fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe
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Size
931KB
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MD5
774f0d2036abdc5126770040f5ead005
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SHA1
d8a455d20670df2402268c178b8e4a046fb823e3
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SHA256
fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127
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SHA512
81e2000f43382d5aba220b249ac25ba16c4abbdf384eb9d9fd1a5e136a5cb2e0c953b70cce5692d11265219be60436acb45beecad4dac6465e2de4f5c51c2ec5
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SSDEEP
24576:h1OYdaOTCZ/iWCvu/2sWsJA/jlt+DHhsI:h1OsxCpYO/dJJDHhsI
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
zxfAe0kbdNwIVpK.exepid process 1712 zxfAe0kbdNwIVpK.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:
zxfAe0kbdNwIVpK.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\lfnfacndpfcheiofbebgilalnaacmkcb\2.0\manifest.json zxfAe0kbdNwIVpK.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\lfnfacndpfcheiofbebgilalnaacmkcb\2.0\manifest.json zxfAe0kbdNwIVpK.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\lfnfacndpfcheiofbebgilalnaacmkcb\2.0\manifest.json zxfAe0kbdNwIVpK.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\lfnfacndpfcheiofbebgilalnaacmkcb\2.0\manifest.json zxfAe0kbdNwIVpK.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\lfnfacndpfcheiofbebgilalnaacmkcb\2.0\manifest.json zxfAe0kbdNwIVpK.exe -
Drops file in System32 directory 4 IoCs
Processes:
zxfAe0kbdNwIVpK.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy zxfAe0kbdNwIVpK.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini zxfAe0kbdNwIVpK.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol zxfAe0kbdNwIVpK.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI zxfAe0kbdNwIVpK.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
zxfAe0kbdNwIVpK.exepid process 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe 1712 zxfAe0kbdNwIVpK.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
zxfAe0kbdNwIVpK.exedescription pid process Token: SeDebugPrivilege 1712 zxfAe0kbdNwIVpK.exe Token: SeDebugPrivilege 1712 zxfAe0kbdNwIVpK.exe Token: SeDebugPrivilege 1712 zxfAe0kbdNwIVpK.exe Token: SeDebugPrivilege 1712 zxfAe0kbdNwIVpK.exe Token: SeDebugPrivilege 1712 zxfAe0kbdNwIVpK.exe Token: SeDebugPrivilege 1712 zxfAe0kbdNwIVpK.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exedescription pid process target process PID 4972 wrote to memory of 1712 4972 fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe zxfAe0kbdNwIVpK.exe PID 4972 wrote to memory of 1712 4972 fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe zxfAe0kbdNwIVpK.exe PID 4972 wrote to memory of 1712 4972 fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe zxfAe0kbdNwIVpK.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe"C:\Users\Admin\AppData\Local\Temp\fc0bdbd6acc50eb66bc2d806eb933acdaa2a2157bba8dfcb23e31f8c34cfe127.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\zxfAe0kbdNwIVpK.exe.\zxfAe0kbdNwIVpK.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1712
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:4748
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:4780
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\[email protected]\chrome.manifest
Filesize35B
MD5893b57e20cf4e240067ca48d2dd4f6d5
SHA1b127f052c23b277eaf997f8b36708928b9510391
SHA256cd4ff247827b7cc41494a312cd957c9d151a2a18683c002cf2390678e77a887a
SHA512392a724f62baacfbe71285af58821e1ec3d8e4f29e6e80279b3b65cca6c15ebfb8f415077b7eb8afc27962512a4846aba5ffbb28f8a7184c840b4f668726607d
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C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\[email protected]\content\bg.js
Filesize8KB
MD5a0d9339801dcb25abd60985804a49caf
SHA1608b0efbecb1927f5affff2a87325ef0eea5828c
SHA256318473b133b8361d1bb20068b23c5f3585d8971135971410e38f79ac3da7ae1b
SHA512ef2859b03cc319137c1d14987fd6c26e8e096c6cc54eca5b6e15c10a56e9d33eb2253fc52a39eed5f10b421519fdec8b0f474cfa75411a2e421564bc148fab9b
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C:\Users\Admin\AppData\Local\Temp\7zS9D5E.tmp\[email protected]\install.rdf
Filesize598B
MD5a6af6bbd94b04e92cab6db3a26a64fd5
SHA1fb473f3516fbf0d2c0effa401b72d0a69feb9222
SHA256f17fc3c7be921828afe7a642b9fd149da3f29f626abd84f64ad6793fdac321f8
SHA512e45737cdf38b7251355be1a0890ec6c9c35abcbf01c272e5155c7871f04e722ccf9f72e19ed98a843b8af4f8e9abad1cf748a0e4e60c7e4d9cca3163eb3bef4f
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Filesize
6KB
MD5dee6f8dde4267734eb5e36b10a860b9f
SHA1066eff6d8f9b01bc284b6c7116f1b74d6d6d8781
SHA256b80cd37d3bc9a57a52f41632edca5112a0d8dcc618d6b7f37dea6b67217cb33a
SHA5124b75ca33f36264ba5ef9e8003db31765a37b5f8a158163360dedcdedbf9d733d7f1c0e6cf7511054654a48c98bace765def49bac011af9598ecb8dfe1d03916a
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Filesize
140B
MD5ff54f0df4eb3187c7fa83faa54ce4da7
SHA11797045c5fd7c45a1239671a7f34d0e4c4ac802c
SHA2568348971450de5185bed01a8e50b7783e8628d1bfbf0385d46190e34b676e4a69
SHA51224b0980102977f92e65e15799c41c498d9235c38c23761e01d9df3df8bb596b97306662bacc9536044667353901540f0aaa1de2ba0feb5be8f0ea80d8966a0ed
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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
1KB
MD5ac3e708c3011f566e9b6c3cc33f58a46
SHA121634cd305c2434c997e12ed53a1131eae02335d
SHA2562eb1e736fb1718caeed30ce13c55a55b07515651a5dcff0570972d707bce00a5
SHA5121664c7e429191d100f159d1868508961167b7dba096ff027c2bba2fa1494bf85195c76b3033ea70ef500437662327f12acfe86fddfc77e427f26d3155e2bab32
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Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db