Analysis
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max time kernel
45s -
max time network
50s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 19:35
Static task
static1
Behavioral task
behavioral1
Sample
c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exe
Resource
win7-20220901-en
General
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Target
c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exe
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Size
931KB
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MD5
e5af7ea8b684b3df89092c312273b421
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SHA1
b6aa6685414f6d7b29df9394d784d5fb2e8ba837
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SHA256
c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8
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SHA512
6207d1aad46076669dcaa932fe9b1cad2ac7ae9452f8694e2f8e796ef1f1b6beffb7627e32f2d6cf42a091f788ab0ae7ecdc5ef323e6f6ca375bd1e5c76f051e
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SSDEEP
24576:h1OYdaOHCZ/iWCvu/2sWsJA/jlt+DHhsu:h1Os5CpYO/dJJDHhsu
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
37x3yqoFE8Tcy79.exepid process 1528 37x3yqoFE8Tcy79.exe -
Loads dropped DLL 1 IoCs
Processes:
c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exepid process 1464 c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.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:
37x3yqoFE8Tcy79.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\gfpcliicecmbihcfcbjbfafejnkhkomg\2.0\manifest.json 37x3yqoFE8Tcy79.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\gfpcliicecmbihcfcbjbfafejnkhkomg\2.0\manifest.json 37x3yqoFE8Tcy79.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\gfpcliicecmbihcfcbjbfafejnkhkomg\2.0\manifest.json 37x3yqoFE8Tcy79.exe -
Drops file in System32 directory 4 IoCs
Processes:
37x3yqoFE8Tcy79.exedescription ioc process File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 37x3yqoFE8Tcy79.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 37x3yqoFE8Tcy79.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 37x3yqoFE8Tcy79.exe File opened for modification C:\Windows\System32\GroupPolicy 37x3yqoFE8Tcy79.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
37x3yqoFE8Tcy79.exepid process 1528 37x3yqoFE8Tcy79.exe 1528 37x3yqoFE8Tcy79.exe 1528 37x3yqoFE8Tcy79.exe 1528 37x3yqoFE8Tcy79.exe 1528 37x3yqoFE8Tcy79.exe 1528 37x3yqoFE8Tcy79.exe 1528 37x3yqoFE8Tcy79.exe 1528 37x3yqoFE8Tcy79.exe 1528 37x3yqoFE8Tcy79.exe 1528 37x3yqoFE8Tcy79.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
37x3yqoFE8Tcy79.exedescription pid process Token: SeDebugPrivilege 1528 37x3yqoFE8Tcy79.exe Token: SeDebugPrivilege 1528 37x3yqoFE8Tcy79.exe Token: SeDebugPrivilege 1528 37x3yqoFE8Tcy79.exe Token: SeDebugPrivilege 1528 37x3yqoFE8Tcy79.exe Token: SeDebugPrivilege 1528 37x3yqoFE8Tcy79.exe Token: SeDebugPrivilege 1528 37x3yqoFE8Tcy79.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exedescription pid process target process PID 1464 wrote to memory of 1528 1464 c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exe 37x3yqoFE8Tcy79.exe PID 1464 wrote to memory of 1528 1464 c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exe 37x3yqoFE8Tcy79.exe PID 1464 wrote to memory of 1528 1464 c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exe 37x3yqoFE8Tcy79.exe PID 1464 wrote to memory of 1528 1464 c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exe 37x3yqoFE8Tcy79.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exe"C:\Users\Admin\AppData\Local\Temp\c4a304e312155223185c12c7aacb2efb233d57f37e4d27f72c1681eb4402f1b8.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\37x3yqoFE8Tcy79.exe.\37x3yqoFE8Tcy79.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\37x3yqoFE8Tcy79.datFilesize
1KB
MD5ed5eaaa7221c2c5bed61e8d9422a1d4f
SHA1a26a0edc36ab2d416a69c7ab057e4f8ef2e4493f
SHA256abd68cf62d827c5282c50e94f6b4e27bdf6383fdb7a90aaf35df157170aa3b8b
SHA51224799d9a7aa1d0fec387a394598ad3603545ac9927678ba708c5e448eb9ba7aa6c11eaabefb085282fa14dbfb0c686c74443ec6879509b6de793a313085eec23
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\37x3yqoFE8Tcy79.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\[email protected]\chrome.manifestFilesize
35B
MD55922fe6da29c37462d870cbf35c93196
SHA1067ee4f695473ee1a2e8710d519968ec85c61914
SHA2566e28e2f202df427f4e7bb60dcd66a3a4c65c1f4e42bceed0973732407cff3214
SHA51292dddfffbf405877a71794ab518b5774a605858df6fd23c3833d5d9204a91ebf7807897cb9ef0bcbf84b34a95fc51d0e14aaad06c39638dbb971273f6a4b2b2b
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\[email protected]\content\bg.jsFilesize
8KB
MD55a6f708919da626cfcae360acd3a1bce
SHA1eb79154046d9fce39492850f22209fda152157e7
SHA256fccc5267a536d0eea1d41c8faa130e2bcda51f7e48a498effd2c7088c8468515
SHA5123a447ce4948659af32dad2229a77ba64872d5da464302515395c083508ca945d8df277c160ab7d802646013b0bb31bf4d0d8e5c102d86de4a0057b564741d926
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\[email protected]\install.rdfFilesize
597B
MD564076805a0bc80edf3bfa687d573bb99
SHA1d966b544919040407ad9fb1d71c2f262983cdc92
SHA256650c1e2ca16c795cb87501c96418a76b284dcc39e69aebc1c4ef43270a0d34b0
SHA512944956510e827e0deba17cf804d60adc31dd55fbd20228837b6bf7a218177a332680a5da140aaae01c7375a17888ee87fde6a09f785986d4b9157708fe2eceff
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\gfpcliicecmbihcfcbjbfafejnkhkomg\aySj2.jsFilesize
6KB
MD50a6ac345ae14ceb6fe05532b3fa76177
SHA18c15d6175ae3e3b449b7b268fbb4f3d0b3e15e58
SHA256f6b08c8bf3e9f31ce2ce7c8238cfbf3c47e5c4c65607ae1d9bcb1989d0e53749
SHA512e59e9ed2e5c12eca7bc90e30bf9e0bea08547318854a5e70064082ead0258873b3883b39da7db9ba2f3726e6cc0e69c098d6e9a5a7f245ec91956da24a9ebd14
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\gfpcliicecmbihcfcbjbfafejnkhkomg\background.htmlFilesize
142B
MD54c6c668adae1059c031103b028ffc16e
SHA1667275d98b18861aeb084405bc2cbd38757bdc55
SHA256c00631f678cdecd75efde44e9ed51b8de3f50f2e78fea7cad381641e533ce6ef
SHA5128687eb62c63a43d6f57b0f2f13f017992c103a5eeb50270e5fd819a63e17a6f974e03ea9f518a57129d5a1d45234bfd52681627b32d4e6563c9fe4f7117c73c5
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\gfpcliicecmbihcfcbjbfafejnkhkomg\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\gfpcliicecmbihcfcbjbfafejnkhkomg\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\gfpcliicecmbihcfcbjbfafejnkhkomg\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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\Users\Admin\AppData\Local\Temp\7zS35A2.tmp\37x3yqoFE8Tcy79.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/1464-54-0x0000000075B51000-0x0000000075B53000-memory.dmpFilesize
8KB
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memory/1528-56-0x0000000000000000-mapping.dmp