Analysis
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max time kernel
24s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 16:29
Static task
static1
Behavioral task
behavioral1
Sample
fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exe
Resource
win7-20220812-en
General
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Target
fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exe
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Size
931KB
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MD5
803dbc2da9916e4f62b94fccb19a9721
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SHA1
cd8f92834107f11c14896cf56c3584335a69ac4f
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SHA256
fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09
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SHA512
fac4b3a06bb2181a4731c42a38186ff6e934ea5885fdc4184414376102fbc9a54f4bbcb83d053e115dc50862adb8707a2b733f23fe4ecfee40475e668b3d7469
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SSDEEP
24576:h1OYdaOeCZ/iWCvu/2sWsJA/jlt+DHhst:h1OssCpYO/dJJDHhst
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
WZHwsS4ADOaf4Rs.exepid process 888 WZHwsS4ADOaf4Rs.exe -
Loads dropped DLL 1 IoCs
Processes:
fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exepid process 1824 fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.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:
WZHwsS4ADOaf4Rs.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\olmmhnkdikolkgldmjceakcilnihihej\2.0\manifest.json WZHwsS4ADOaf4Rs.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\olmmhnkdikolkgldmjceakcilnihihej\2.0\manifest.json WZHwsS4ADOaf4Rs.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\olmmhnkdikolkgldmjceakcilnihihej\2.0\manifest.json WZHwsS4ADOaf4Rs.exe -
Drops file in System32 directory 4 IoCs
Processes:
WZHwsS4ADOaf4Rs.exedescription ioc process File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol WZHwsS4ADOaf4Rs.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI WZHwsS4ADOaf4Rs.exe File opened for modification C:\Windows\System32\GroupPolicy WZHwsS4ADOaf4Rs.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini WZHwsS4ADOaf4Rs.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
WZHwsS4ADOaf4Rs.exepid process 888 WZHwsS4ADOaf4Rs.exe 888 WZHwsS4ADOaf4Rs.exe 888 WZHwsS4ADOaf4Rs.exe 888 WZHwsS4ADOaf4Rs.exe 888 WZHwsS4ADOaf4Rs.exe 888 WZHwsS4ADOaf4Rs.exe 888 WZHwsS4ADOaf4Rs.exe 888 WZHwsS4ADOaf4Rs.exe 888 WZHwsS4ADOaf4Rs.exe 888 WZHwsS4ADOaf4Rs.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
WZHwsS4ADOaf4Rs.exedescription pid process Token: SeDebugPrivilege 888 WZHwsS4ADOaf4Rs.exe Token: SeDebugPrivilege 888 WZHwsS4ADOaf4Rs.exe Token: SeDebugPrivilege 888 WZHwsS4ADOaf4Rs.exe Token: SeDebugPrivilege 888 WZHwsS4ADOaf4Rs.exe Token: SeDebugPrivilege 888 WZHwsS4ADOaf4Rs.exe Token: SeDebugPrivilege 888 WZHwsS4ADOaf4Rs.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exedescription pid process target process PID 1824 wrote to memory of 888 1824 fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exe WZHwsS4ADOaf4Rs.exe PID 1824 wrote to memory of 888 1824 fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exe WZHwsS4ADOaf4Rs.exe PID 1824 wrote to memory of 888 1824 fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exe WZHwsS4ADOaf4Rs.exe PID 1824 wrote to memory of 888 1824 fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exe WZHwsS4ADOaf4Rs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exe"C:\Users\Admin\AppData\Local\Temp\fd1163404f8834bdea3ccd98fc5149303ceecfd4284884460ccbddd72eaa4f09.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Users\Admin\AppData\Local\Temp\7zS6D35.tmp\WZHwsS4ADOaf4Rs.exe.\WZHwsS4ADOaf4Rs.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:888
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5ff860d8b7136260bf9a9b79bd829cb7b
SHA1720bf68f91a35779b074f7e00033f1cdeecb0065
SHA2566f1176eeec024145e92f5ce66c725bc836164a880366ca277e2efd30f80ed48e
SHA512ecda2757ecb02b819a542b22b9067179e6ead5f37e12e297b5e7ce2014a17c2030b08fbc83c7abddac623241171c3a5cfa3b645768265be2eff7d96314326d9c
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Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zS6D35.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS6D35.tmp\[email protected]\chrome.manifest
Filesize35B
MD5ef276a163d483dde985e53886a2b5e90
SHA1b9bc9f250fbce631e8e59677a650458f1fd8176c
SHA2569abbc6cefc1ff76950f3a08686df44964ef19daec5140b52dbb6dcbc39676c5b
SHA5128d5e7942179ed248188b30e97456be9d607495c829d37db44d672082f48265e7e421ad43f35c5bdcbe8cdaafdc12ac70332a039f3c3bafe38d93048ac52e2291
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C:\Users\Admin\AppData\Local\Temp\7zS6D35.tmp\[email protected]\content\bg.js
Filesize8KB
MD5e152aea1618850ac219a6e6da92eb849
SHA153e032fe14c2dc65e9df52ee5e377d969dba98d3
SHA2568b21ad1c940447d58a6e97960af9e8bb17db979e4aee8c339f496b1c1272a7ea
SHA512f1c01b5a947fbdf02f1d6ddaf8d3128e0ff253699df5ab0d3d74b2f343cd95c8ce1afa269390397786dea9242f3dda5d6a77d1175076af02c7e6a9845b981b09
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C:\Users\Admin\AppData\Local\Temp\7zS6D35.tmp\[email protected]\install.rdf
Filesize590B
MD5c34578241c1e5325a11c784d185bfa7c
SHA14a4237c1563380a98bc2ddf548771173875887f6
SHA256096109453f528ad00af4b3c041cdc8675cc990f2ac4d6e6a5a4c79f0e5887de3
SHA51270b5893cfdec963b62095cc93a9e92c86c2e43bc4f4b05611e33af707aa2de349e2ef29ae946ff5e7da304c9f83937dfab1b8c5c41cbec5fa7958b8151ef56a8
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Filesize
139B
MD50c4de18b73f0cdf7c95081d5430337d5
SHA1caa00c3b16cf36825398a62b8cbf0deb08f13251
SHA2568b569ca833ea17d5400572cb45377f9daa6e04c5b2cfb4ca2899bb0fd2b572e7
SHA512e0b1173b7f11a5ae2a9bb8c51fb311a9aeb84794dd7508f328153c4e49582be575654b9dbc5bd26246d83c826b67c3018890fde11784ebe28a38d1db587e775e
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Filesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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Filesize
6KB
MD52faf48cba6f09dc2d921399cb3490cb6
SHA119973cb6027f780eaec544246fa571707a8896ea
SHA2563f72a8e93d7bdba94d0e04268e7d17790352cbf4df0c4ed38ebfe0499bd807ba
SHA51202dcb574e63cfba208c269d2649c090dd95fed746e88b483bfacd6df43c8ba5865af7e2a83283f75bf736a74fd9e45bcb052cfd7ffe3faaab0fa72e33614e02f
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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
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db