Analysis
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max time kernel
124s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 21:20
Static task
static1
Behavioral task
behavioral1
Sample
a39e448545f1c83f5557b88d92f25c122b56087f37ad9d3a307cb89d5a507eda.exe
Resource
win7-20220901-en
General
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Target
a39e448545f1c83f5557b88d92f25c122b56087f37ad9d3a307cb89d5a507eda.exe
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Size
931KB
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MD5
483d6a6a2fbef93ae048428719f881b0
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SHA1
b19d4a5cbf9d9de27d176be051fb9c7cec30e39b
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SHA256
a39e448545f1c83f5557b88d92f25c122b56087f37ad9d3a307cb89d5a507eda
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SHA512
3911259f58e5fad067877e58636d2c9b2d3f3cecc49f8d8372b7a7222be747c7a911ddfc0a09c9a80d30a13479668788b80dd65b73cd0b6a6eefb6ea06324e40
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SSDEEP
24576:h1OYdaOMCZ/iWCvu/2sWsJA/jlt+DHhsD:h1OsmCpYO/dJJDHhsD
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
xLumACpY1izZZkW.exepid process 3608 xLumACpY1izZZkW.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:
xLumACpY1izZZkW.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\pknllihfefangiajjeapcbcmodefodka\2.0\manifest.json xLumACpY1izZZkW.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\pknllihfefangiajjeapcbcmodefodka\2.0\manifest.json xLumACpY1izZZkW.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\pknllihfefangiajjeapcbcmodefodka\2.0\manifest.json xLumACpY1izZZkW.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\pknllihfefangiajjeapcbcmodefodka\2.0\manifest.json xLumACpY1izZZkW.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\pknllihfefangiajjeapcbcmodefodka\2.0\manifest.json xLumACpY1izZZkW.exe -
Drops file in System32 directory 4 IoCs
Processes:
xLumACpY1izZZkW.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy xLumACpY1izZZkW.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini xLumACpY1izZZkW.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol xLumACpY1izZZkW.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI xLumACpY1izZZkW.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
xLumACpY1izZZkW.exepid process 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe 3608 xLumACpY1izZZkW.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
xLumACpY1izZZkW.exedescription pid process Token: SeDebugPrivilege 3608 xLumACpY1izZZkW.exe Token: SeDebugPrivilege 3608 xLumACpY1izZZkW.exe Token: SeDebugPrivilege 3608 xLumACpY1izZZkW.exe Token: SeDebugPrivilege 3608 xLumACpY1izZZkW.exe Token: SeDebugPrivilege 3608 xLumACpY1izZZkW.exe Token: SeDebugPrivilege 3608 xLumACpY1izZZkW.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
a39e448545f1c83f5557b88d92f25c122b56087f37ad9d3a307cb89d5a507eda.exedescription pid process target process PID 1316 wrote to memory of 3608 1316 a39e448545f1c83f5557b88d92f25c122b56087f37ad9d3a307cb89d5a507eda.exe xLumACpY1izZZkW.exe PID 1316 wrote to memory of 3608 1316 a39e448545f1c83f5557b88d92f25c122b56087f37ad9d3a307cb89d5a507eda.exe xLumACpY1izZZkW.exe PID 1316 wrote to memory of 3608 1316 a39e448545f1c83f5557b88d92f25c122b56087f37ad9d3a307cb89d5a507eda.exe xLumACpY1izZZkW.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a39e448545f1c83f5557b88d92f25c122b56087f37ad9d3a307cb89d5a507eda.exe"C:\Users\Admin\AppData\Local\Temp\a39e448545f1c83f5557b88d92f25c122b56087f37ad9d3a307cb89d5a507eda.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\xLumACpY1izZZkW.exe.\xLumACpY1izZZkW.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\[email protected]\chrome.manifestFilesize
35B
MD5d92f654826271210c1a1f36f3d9026d5
SHA1586e69dc649535383722bbbf6b8f1f890bf5eb81
SHA256cd953ef5241e0155ebef079a4254a5358c23fbe4484b21a2e5752bfe689575c3
SHA51291ec152b7c6f8a20c49c12cf95df8936eae2cccbaaf2bdaa24b7cbd92f604986aef5751695a6b61b43778a369f28983f3fd9698acd146e1d197572c547a03c8f
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\[email protected]\content\bg.jsFilesize
8KB
MD58ce5cc2fe47f49a5b6e1f4b1a8393e54
SHA105e697cdb5b3c1faa04df2ebcdf5228d2a2e9647
SHA25647b02203cff5df49a01bf7482caabf5cdacf876c002596ced030aa9fb0acad31
SHA512abea0ff972a0869af82abd0d4eaeb546e7daa8571e6801148dd83b14c9e4e9f4c777dc5ad557a75f68eb0a302e4d489bca3b80435653efe3e8a3cd63b5cc1abc
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\[email protected]\install.rdfFilesize
591B
MD54420d277179f67e85502cbb4a89a81ba
SHA14f542416b878bde84efc48efea0ab16aa6a14a90
SHA2566259ead1c65ac576277ff2a8b31474bdcf44265a6b3ee024739a995c232c743c
SHA5120632e3236636298c49fbd6a38f2a2fdc3cf191a2b5b7cfd74721dc0d5b1fbd5a2f9d27a7708862d4166bcfb6a07c928222d949fd06ae4ac0cb08c3ee00c447a4
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\pknllihfefangiajjeapcbcmodefodka\Ko9UKY8.jsFilesize
6KB
MD59a8717f07c6b2634f0dc5737f8a54b72
SHA18c3e23c8ae318d16761607d8b7024be8d5fb919a
SHA2565aed8c0b2efe12705624b85931a6584367061eeb483d175df62294876ce25e34
SHA5124d2f84c8e57d252442bb2bd8099aad45e1c6f0877ff7a1d1fc91ab064e32120cdb195b1e98426e625ff7a0cb3d9f4ac0cd9b466d5b4f64987310f7a897bf97cf
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\pknllihfefangiajjeapcbcmodefodka\background.htmlFilesize
144B
MD54800643b943bf426c77e23619c94e5e7
SHA113521ab8c6635aff7c00523bfe143533864836de
SHA25624fac4c34ecf814058035e0c8b5c0bd2469ef46f8ac345e5222618799f59aa93
SHA51279a74d30c811d4a2cc12e02e0ea8332d60fbcaf0673c93b4b88387bf362c847bda758d531c9461216526ca92119af99d96b6755d7bff2c8befb47ad32e5f878f
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\pknllihfefangiajjeapcbcmodefodka\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\pknllihfefangiajjeapcbcmodefodka\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\pknllihfefangiajjeapcbcmodefodka\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\xLumACpY1izZZkW.datFilesize
1KB
MD5f88952ac458c309f2bd3f1957b32ef82
SHA180426500cc473df9a6a47550fed1443aecb853b5
SHA256446f67a43cf1ba2c7d9fd3c5b47492ba1925a3aa6dc2e8ba8672f859fc9c16d4
SHA512741add1bea627d04ea100a25e86e4ad3cde4e231c6549966353d870ce34e8f5ade461621671321ee31c6369711884fdef8584ac7580936b5ac52bc9e419eb738
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\xLumACpY1izZZkW.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zSC47D.tmp\xLumACpY1izZZkW.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/3608-132-0x0000000000000000-mapping.dmp