Analysis
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max time kernel
140s -
max time network
150s -
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 21:18
Static task
static1
Behavioral task
behavioral1
Sample
a4501ef58d67d21808b5f8d0826d922ab7a7db80a03245e0ff2266cde95d52a4.exe
Resource
win7-20220812-en
General
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Target
a4501ef58d67d21808b5f8d0826d922ab7a7db80a03245e0ff2266cde95d52a4.exe
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Size
931KB
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MD5
ecf912b775e1135e257f6c650b028b32
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SHA1
9f0512a68319928ea12bfa7975f4dcfe14da5ab2
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SHA256
a4501ef58d67d21808b5f8d0826d922ab7a7db80a03245e0ff2266cde95d52a4
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SHA512
fb36c718c383a0f230fd63ea0529a52f178116c50cbc039eaa18d0b92419ff9427729af58b0135ad2e39b4023220f884fc83be95b83add642a291ae65b154b71
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SSDEEP
24576:h1OYdaO1CZ/iWCvu/2sWsJA/jlt+DHhsI:h1OsPCpYO/dJJDHhsI
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
weJsW1TDQCfd7YF.exepid process 4748 weJsW1TDQCfd7YF.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:
weJsW1TDQCfd7YF.exedescription ioc process File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\hcadkkgapelapkacgmjlhpfachoofjcl\2.0\manifest.json weJsW1TDQCfd7YF.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\hcadkkgapelapkacgmjlhpfachoofjcl\2.0\manifest.json weJsW1TDQCfd7YF.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\hcadkkgapelapkacgmjlhpfachoofjcl\2.0\manifest.json weJsW1TDQCfd7YF.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\hcadkkgapelapkacgmjlhpfachoofjcl\2.0\manifest.json weJsW1TDQCfd7YF.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\hcadkkgapelapkacgmjlhpfachoofjcl\2.0\manifest.json weJsW1TDQCfd7YF.exe -
Drops file in System32 directory 4 IoCs
Processes:
weJsW1TDQCfd7YF.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy weJsW1TDQCfd7YF.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini weJsW1TDQCfd7YF.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol weJsW1TDQCfd7YF.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI weJsW1TDQCfd7YF.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
weJsW1TDQCfd7YF.exepid process 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe 4748 weJsW1TDQCfd7YF.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
weJsW1TDQCfd7YF.exedescription pid process Token: SeDebugPrivilege 4748 weJsW1TDQCfd7YF.exe Token: SeDebugPrivilege 4748 weJsW1TDQCfd7YF.exe Token: SeDebugPrivilege 4748 weJsW1TDQCfd7YF.exe Token: SeDebugPrivilege 4748 weJsW1TDQCfd7YF.exe Token: SeDebugPrivilege 4748 weJsW1TDQCfd7YF.exe Token: SeDebugPrivilege 4748 weJsW1TDQCfd7YF.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
a4501ef58d67d21808b5f8d0826d922ab7a7db80a03245e0ff2266cde95d52a4.exedescription pid process target process PID 2608 wrote to memory of 4748 2608 a4501ef58d67d21808b5f8d0826d922ab7a7db80a03245e0ff2266cde95d52a4.exe weJsW1TDQCfd7YF.exe PID 2608 wrote to memory of 4748 2608 a4501ef58d67d21808b5f8d0826d922ab7a7db80a03245e0ff2266cde95d52a4.exe weJsW1TDQCfd7YF.exe PID 2608 wrote to memory of 4748 2608 a4501ef58d67d21808b5f8d0826d922ab7a7db80a03245e0ff2266cde95d52a4.exe weJsW1TDQCfd7YF.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a4501ef58d67d21808b5f8d0826d922ab7a7db80a03245e0ff2266cde95d52a4.exe"C:\Users\Admin\AppData\Local\Temp\a4501ef58d67d21808b5f8d0826d922ab7a7db80a03245e0ff2266cde95d52a4.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\weJsW1TDQCfd7YF.exe.\weJsW1TDQCfd7YF.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 -p -s fhsvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\[email protected]\chrome.manifestFilesize
35B
MD58473b77b26daedd383d65225ce1c534c
SHA1de0edd5226907818b0c28073d7c0226370c05f22
SHA256faf2a2e092ee35b1d60b6160a3a36e6caee6cc1e271a7fb176adea1c1fab1696
SHA5129a9b7537de7d94bc3876ea989b66c1c48e5ddeb8cd625236d47ccce59f1a71c4ca41a282aa155e9cbeed63a1336fd38d16ea5bd7454e2ced20749abf19a98023
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\[email protected]\content\bg.jsFilesize
8KB
MD536184a353dc7a1c693fdb983e1775f6e
SHA1735dac34e731ce50fc6ab8280d7aac0e45181819
SHA256d1b1f1b9526ee4e31081145e12e62d1af92ec57a50343310ca96ec130be8d5c1
SHA51259b623264cedd7aef591ecdd5ba0889c9587ea714014a7fe814b35b0598f33ef1e7f96cb3909e381658997b4723cab474515d3f1334795589a3b10a218b966cb
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\[email protected]\install.rdfFilesize
597B
MD59091eb044310f85ccdcd8b88be2a2f69
SHA1037ff76e4ce05988bb1a1b6b3b074953ba0a24a0
SHA256d2a4e6959f3f5a08e1f6815c1ec845dc26356f5172af42e992d5c1980f2c3966
SHA512e1a820a1eaa1b028779eb57cbdb3c400accfbc740f842b0aa8973022dacd904908fb636e74ba05515017339a7b54394d257c6fc7c09635f2da63cfe546d196d9
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\hcadkkgapelapkacgmjlhpfachoofjcl\background.htmlFilesize
147B
MD5cdd4d5a15a3dad610eb3c47ca638961b
SHA1322ae009fbb0b22b7d815afdc040e0cea7fe6214
SHA25633edbd232db565028661fb64e74e092d40ec054b8c349d7d2f82334529295dc0
SHA5124f79056bb1a38f767ab655ec943daaa105b8a6ece78489a78a74526eb3a4b010f57e0dbe37578ed6e346dc5f42207517e2d4da621243071ec3a3ab39d5f40de8
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\hcadkkgapelapkacgmjlhpfachoofjcl\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\hcadkkgapelapkacgmjlhpfachoofjcl\ij4ylqwwbb.jsFilesize
6KB
MD5309354c080a88e3d93bb964169990a6b
SHA1da962eb25c35433fa196a724c4201772dd98253d
SHA256a3a359b0f53d5efa999d525850d66393865b8b42d7e01fd216752458ba5a071a
SHA5129de511bc3a14bce658fe086882f03eef33a36e5b3ccae181cfe9453f3e1d318ab2224cace89b77f447027c0c9f4e12d5257e001c335ea48854a21bb0dae515d6
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\hcadkkgapelapkacgmjlhpfachoofjcl\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\hcadkkgapelapkacgmjlhpfachoofjcl\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\weJsW1TDQCfd7YF.datFilesize
1KB
MD515b7a28f373b3cb599d693a3be67ca31
SHA1cea09075126f6d12492f51051af24397dbd0346b
SHA256fbf010bded4429216078a63dfcb35531727d6d438f5435bb05c7b968f156cf24
SHA512039ece4225adab87d53ddb272e68c9eaa9b80524e1a8c97acd81ca30b4bd9bfc24e1c6c84765af53a252b01f42ca4bd99a64848e334fb22cab7d5978b459313c
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\weJsW1TDQCfd7YF.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zS76EA.tmp\weJsW1TDQCfd7YF.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/4748-132-0x0000000000000000-mapping.dmp