Analysis
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max time kernel
165s -
max time network
178s -
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 07:28
Static task
static1
Behavioral task
behavioral1
Sample
4408aef10e65ae89f2b28ee85635ee48fde9206ee5c23f59464a1a85b82014a1.exe
Resource
win7-20220901-en
General
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Target
4408aef10e65ae89f2b28ee85635ee48fde9206ee5c23f59464a1a85b82014a1.exe
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Size
924KB
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MD5
035000b397f3d3f9797a4ccfa4589468
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SHA1
809500daddec2033d323aa2b749070ea2f228fc2
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SHA256
4408aef10e65ae89f2b28ee85635ee48fde9206ee5c23f59464a1a85b82014a1
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SHA512
5c26e9fe6bd5cc5fd14cced6db605dafd0ac529768f81224f8f1b47a515116b0e7450d45fa4df90f9c6603c8dbb76cd112e1f5fbc005b614b874c056af48780c
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SSDEEP
24576:h1OYdaOFfC5S9N6w6EVX1Lh+mN5Z4E8IlIyYuXF:h1OsEMN6wdBh5N5Z4E8PuXF
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
8ZRHjvevlprUkBK.exepid process 1548 8ZRHjvevlprUkBK.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:
8ZRHjvevlprUkBK.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\doifenhkjhcobmkdjhcdnljenldcllgn\2.0\manifest.json 8ZRHjvevlprUkBK.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\doifenhkjhcobmkdjhcdnljenldcllgn\2.0\manifest.json 8ZRHjvevlprUkBK.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\doifenhkjhcobmkdjhcdnljenldcllgn\2.0\manifest.json 8ZRHjvevlprUkBK.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\doifenhkjhcobmkdjhcdnljenldcllgn\2.0\manifest.json 8ZRHjvevlprUkBK.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\doifenhkjhcobmkdjhcdnljenldcllgn\2.0\manifest.json 8ZRHjvevlprUkBK.exe -
Drops file in System32 directory 4 IoCs
Processes:
8ZRHjvevlprUkBK.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy 8ZRHjvevlprUkBK.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 8ZRHjvevlprUkBK.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 8ZRHjvevlprUkBK.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 8ZRHjvevlprUkBK.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
8ZRHjvevlprUkBK.exepid process 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe 1548 8ZRHjvevlprUkBK.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
8ZRHjvevlprUkBK.exedescription pid process Token: SeDebugPrivilege 1548 8ZRHjvevlprUkBK.exe Token: SeDebugPrivilege 1548 8ZRHjvevlprUkBK.exe Token: SeDebugPrivilege 1548 8ZRHjvevlprUkBK.exe Token: SeDebugPrivilege 1548 8ZRHjvevlprUkBK.exe Token: SeDebugPrivilege 1548 8ZRHjvevlprUkBK.exe Token: SeDebugPrivilege 1548 8ZRHjvevlprUkBK.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
4408aef10e65ae89f2b28ee85635ee48fde9206ee5c23f59464a1a85b82014a1.exedescription pid process target process PID 2144 wrote to memory of 1548 2144 4408aef10e65ae89f2b28ee85635ee48fde9206ee5c23f59464a1a85b82014a1.exe 8ZRHjvevlprUkBK.exe PID 2144 wrote to memory of 1548 2144 4408aef10e65ae89f2b28ee85635ee48fde9206ee5c23f59464a1a85b82014a1.exe 8ZRHjvevlprUkBK.exe PID 2144 wrote to memory of 1548 2144 4408aef10e65ae89f2b28ee85635ee48fde9206ee5c23f59464a1a85b82014a1.exe 8ZRHjvevlprUkBK.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4408aef10e65ae89f2b28ee85635ee48fde9206ee5c23f59464a1a85b82014a1.exe"C:\Users\Admin\AppData\Local\Temp\4408aef10e65ae89f2b28ee85635ee48fde9206ee5c23f59464a1a85b82014a1.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2144 -
C:\Users\Admin\AppData\Local\Temp\7zSCC8C.tmp\8ZRHjvevlprUkBK.exe.\8ZRHjvevlprUkBK.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1548
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:2032
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:908
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5523f8e06a55e288241641b5830cb7e60
SHA1d7bf80e5389ba04b6b561b7714aca04c3fead6a1
SHA2569dcbcf86659ce027b4bcc0034510be662fb61936791e83590ff5a3f3f4c2889a
SHA5129a033759fb07bb7cd82603ce9c27b81572de1e33cc5c20e63c6b01f73dcc374aa3fcf5f9f2cbb492e8682c176ef8c12b0dde5bdeff68ec6d05ab9d69b337d14c
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Filesize
765KB
MD521c7e6ab35acdb8d15ac0590900c5206
SHA1bd696ab0d1806c5492b4444d96fe272f217f4058
SHA256314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec
SHA512775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd
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Filesize
765KB
MD521c7e6ab35acdb8d15ac0590900c5206
SHA1bd696ab0d1806c5492b4444d96fe272f217f4058
SHA256314c44ac357c692c66516271e02fe280e9fc6d030a7172f2379c81fa383d44ec
SHA512775636d7ec02398e32463ceaa7e1b18fe20689ed75d9c731b37b83f4c3ce828d2d2274d2f75d4f2c25133775969864467eff69b5fbf40e286fbfca6bdee1d3dd
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C:\Users\Admin\AppData\Local\Temp\7zSCC8C.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSCC8C.tmp\[email protected]\chrome.manifest
Filesize35B
MD58aebe9732a26296f03eab9ba0a1e2391
SHA1e8396c9fc2f62b9ac3f883788159b102fed1b77c
SHA25689cb6da8c06fa794c161e5414f08910dd8af6cbd68cc1eac1e3fe512fe81afd8
SHA512ca98a02d904544fa4b739b485c128b36570c85e35b6c4060189b51553309563ec59ffe8be89e3aa3b825b51f35a078b8cd8d2c15b0a7c9d78ad0537bd4945144
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C:\Users\Admin\AppData\Local\Temp\7zSCC8C.tmp\[email protected]\content\bg.js
Filesize8KB
MD5a2952dc33fc21ea4d03bfb557e1121e3
SHA198144ee5898b2798e6a36c5afda38c74184184a2
SHA2569cb24cd3ea29bb72d419875f4c59142178a96d88540d1834e478a058b1ad7021
SHA5121afa59c875b9cd0429cd76b97bb21eef99dfadee12b56f903f0aed87243407830f640abf8071648c211415bb2c8dbfbf72fa6d0695a5da22ac4157bbf1d02049
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C:\Users\Admin\AppData\Local\Temp\7zSCC8C.tmp\[email protected]\install.rdf
Filesize592B
MD532c1ccabf5b71bf34e549b0c2134ce51
SHA15e4d8ee91187baa50b8bfb5782601b2d10415330
SHA2560bf6e2b5403e8b7e9d9000cb2ef8db312fdb3bf81162faf57602c5adf7902d9d
SHA512ab738488fd25e02120cee92b060b7d5163d8b378e00629926f9f4db78571b237e6419a0d2cbc02051ee93d037439b93eb8c418137bb80808a8a02323157cc623
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Filesize
6KB
MD558f2bde209e8a9e54ef522676dc4768d
SHA1afd5671d4cef5e3cda208c64f9ce054d281ad1be
SHA256ed35827bd7e39829d4cd58562b48a030ad0c5186ad1380d4fa79f837314e6da7
SHA51267815ff5490ee7a71714efd11121398f3104eaa4e16b1d2cd6391819af3f4bc53c62c3cd144af95d833b8bb0cf4adc2b54202cec5ecbf9c45c466f998c98ec80
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Filesize
147B
MD537b8f9c934c48f2936a3d4ee6e4ed55b
SHA1f479bd2d5e0b4c5953f761b3ac67b28697548371
SHA2563bbb5b69e0a301f2c972f8478741e666b3a8541d7a47d6fc6ad908a15672437c
SHA51261fb0feb61bdd986262998a1faa08b231a1c42987b5bb0001fe59b0b65729632865e25b0d6bcc51ce74ecc007554034cc3a631f44d1ad76a1ac4de9636200f0b
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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