Analysis
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max time kernel
127s -
max time network
156s -
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 19:32
Static task
static1
Behavioral task
behavioral1
Sample
c5640396dc2eabfd4ab85871b92138a38c75dce89d7fd634f93e2338a0334b7a.exe
Resource
win7-20221111-en
General
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Target
c5640396dc2eabfd4ab85871b92138a38c75dce89d7fd634f93e2338a0334b7a.exe
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Size
932KB
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MD5
9e9a72eb930b9ebab3608e4fe6673b2e
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SHA1
1c9e5e1782eaf2a0dfb0af9a067a176abb1cc73b
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SHA256
c5640396dc2eabfd4ab85871b92138a38c75dce89d7fd634f93e2338a0334b7a
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SHA512
87c18a580f923c0b2b8bd9ced1def59499bcddaecbc344c631189a19c6b998f82af1afce0f46d4b33a785aba83bd22ba9c844f0ba1dd32df5de8c62bcb7770c8
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SSDEEP
24576:h1OYdaOeCZ/iWCvu/2sWsJA/jlt+DHhsP:h1OsACpYO/dJJDHhsP
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
zYDH6awOet3iaj8.exepid process 4172 zYDH6awOet3iaj8.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:
zYDH6awOet3iaj8.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\mcplgjpljndiccengdgjdplabggifpac\1.3\manifest.json zYDH6awOet3iaj8.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\mcplgjpljndiccengdgjdplabggifpac\1.3\manifest.json zYDH6awOet3iaj8.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mcplgjpljndiccengdgjdplabggifpac\1.3\manifest.json zYDH6awOet3iaj8.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\mcplgjpljndiccengdgjdplabggifpac\1.3\manifest.json zYDH6awOet3iaj8.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mcplgjpljndiccengdgjdplabggifpac\1.3\manifest.json zYDH6awOet3iaj8.exe -
Drops file in System32 directory 4 IoCs
Processes:
zYDH6awOet3iaj8.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy zYDH6awOet3iaj8.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini zYDH6awOet3iaj8.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol zYDH6awOet3iaj8.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI zYDH6awOet3iaj8.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
zYDH6awOet3iaj8.exepid process 4172 zYDH6awOet3iaj8.exe 4172 zYDH6awOet3iaj8.exe 4172 zYDH6awOet3iaj8.exe 4172 zYDH6awOet3iaj8.exe 4172 zYDH6awOet3iaj8.exe 4172 zYDH6awOet3iaj8.exe 4172 zYDH6awOet3iaj8.exe 4172 zYDH6awOet3iaj8.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
c5640396dc2eabfd4ab85871b92138a38c75dce89d7fd634f93e2338a0334b7a.exedescription pid process target process PID 1616 wrote to memory of 4172 1616 c5640396dc2eabfd4ab85871b92138a38c75dce89d7fd634f93e2338a0334b7a.exe zYDH6awOet3iaj8.exe PID 1616 wrote to memory of 4172 1616 c5640396dc2eabfd4ab85871b92138a38c75dce89d7fd634f93e2338a0334b7a.exe zYDH6awOet3iaj8.exe PID 1616 wrote to memory of 4172 1616 c5640396dc2eabfd4ab85871b92138a38c75dce89d7fd634f93e2338a0334b7a.exe zYDH6awOet3iaj8.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c5640396dc2eabfd4ab85871b92138a38c75dce89d7fd634f93e2338a0334b7a.exe"C:\Users\Admin\AppData\Local\Temp\c5640396dc2eabfd4ab85871b92138a38c75dce89d7fd634f93e2338a0334b7a.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\zYDH6awOet3iaj8.exe.\zYDH6awOet3iaj8.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
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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
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\[email protected]\chrome.manifestFilesize
35B
MD5ce6b4d5fb9ffcbdbf071563104708b31
SHA1e0b93419c9e708f7162b9042f7c742c0ed2cd736
SHA256824cbdef922486309a17f0ff20f8232f0b0627a14f6192dae7faf8caf6088615
SHA51274fa146a476b28008953c24a1fa5d5b5f0a745fd31e11630049bf52036988138552434931cd48861cf0db7ff51d92b39b8789937b90c7a5e577ee04675e54949
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\[email protected]\content\bg.jsFilesize
9KB
MD517ce516f3e42251d85349601533bd859
SHA1b612b619c40ece8635be0e37a6528d1f75b9aed3
SHA2562d5e97ac44c99c34b52e8c0cbfe88effd007592cdec21a812de8e6cfabaf7f75
SHA5125acf4ed729b5fef6f83f2b3e5a85a6e6e0d821469d8b573844b69c400afbf05685be1fa9a851f181b3e79e6aefcf8b3e6cd3af28578d042316ab7c9ad744a0c8
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\[email protected]\install.rdfFilesize
592B
MD57b8212fdba5b2fd7064f969fdc2e372e
SHA199cc41e75ad1dbef5fa02da38bdb6ba72c8c7663
SHA256549335a8947e2879f9202fd9cbcd396d8cbb4861a14130527faab72bd93508a8
SHA512bb1415837f1b04494a1ab4951fd4b72024c72962f567cfca644b272a39aac6383cbc2236d9dfe8637c86bafb42889a5eaa804aebf1793c5e18bfdfbcd0ca779d
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\mcplgjpljndiccengdgjdplabggifpac\background.htmlFilesize
141B
MD5e2860d904e8e48972fab7b479771b9bb
SHA1c95326db2c31c08cc6ef720e03a7a6bcbb01c046
SHA256353cfa3560fb52e27431c728226769d9c226d196af1c6f68745da8ed1038116b
SHA512358ad98c6b0eead3d80179b98ce4e6ac13be3c75849b2f7cae4e156e9fad5c210b54d636386f68a5c154a774bf3f459f02a26a00535fc4094bf62947d7440e41
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\mcplgjpljndiccengdgjdplabggifpac\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\mcplgjpljndiccengdgjdplabggifpac\hpKM.jsFilesize
6KB
MD506d5d9b4cf539015efa60cc32ea73533
SHA1918b0cccff4771e3251bb445bd50eea2399d2ec1
SHA2563fc192bc80f75b4df80c1468cff8f7bc44ea390060b5b7c21db2a238ed1947eb
SHA5127fb09c1694aad802d2a0df2723c9104899229df241056fcd0b3cd4065648c87509a02b1a071ded87d0c37d88ab968b0811a368ebb0fc83b1a9d933fd22b2cba2
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\mcplgjpljndiccengdgjdplabggifpac\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\mcplgjpljndiccengdgjdplabggifpac\manifest.jsonFilesize
498B
MD5664e2884e17f23553a19eee317642194
SHA1a28ccc088d6b6692646150f3e8f111e568723fb4
SHA256ee4ef853224cde2aa7e54351c02bc811af939202b82e19cbd1cc011fc3565191
SHA512b2cef8c4dfb6a0648f21c53393b982c9171d8a0344a94970c13866ebd2870de2cd99dab5984000b10802c54a748230104c7997c3d2cd3ac5e97c9355a4cb7ecb
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\zYDH6awOet3iaj8.datFilesize
1KB
MD5cd27b3ea50858f0b55bc6bf9c0266c1c
SHA15a3e7fc86fb3f8b511bd8a59f924c2cefd2141e1
SHA25656c1146612c0bca1fd973feaa1457a7e8c9b9a313f1d2e1c2355c072885e1354
SHA5123c7b0759edc2d624ab41c9422cfd380369dc30d6201068bf64e8304f7e61531fd430cfc33de1fcc674bf0afc6d54719e8b614b161c2d1afe245c08052a9a4f89
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\zYDH6awOet3iaj8.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zS9763.tmp\zYDH6awOet3iaj8.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/4172-132-0x0000000000000000-mapping.dmp