Analysis
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max time kernel
7s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 19:36
Static task
static1
Behavioral task
behavioral1
Sample
c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exe
Resource
win7-20220812-en
General
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Target
c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exe
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Size
931KB
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MD5
61d7c00f2a63af3c8bbd77b2760e83d2
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SHA1
2a9d9a21733b718103b1d98e06c6366f13da2c2d
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SHA256
c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f
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SHA512
f484ac22b2dc63db69f9b6b0141a64484f5a8a264b2be9dbe897e0b5f51527cebf86e44de35099d9fb94f13a223d527c41158ec59b4d50e012146f9ebe805ca8
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SSDEEP
24576:h1OYdaOCCZ/iWCvu/2sWsJA/jlt+DHhsM:h1Os8CpYO/dJJDHhsM
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
htaXgDVBtZ2xRfU.exepid process 1732 htaXgDVBtZ2xRfU.exe -
Loads dropped DLL 1 IoCs
Processes:
c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exepid process 1600 c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.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:
htaXgDVBtZ2xRfU.exedescription ioc process File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\pkbfblabonmkeeciahcabfilanlhblkd\2.0\manifest.json htaXgDVBtZ2xRfU.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\pkbfblabonmkeeciahcabfilanlhblkd\2.0\manifest.json htaXgDVBtZ2xRfU.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\pkbfblabonmkeeciahcabfilanlhblkd\2.0\manifest.json htaXgDVBtZ2xRfU.exe -
Drops file in System32 directory 4 IoCs
Processes:
htaXgDVBtZ2xRfU.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy htaXgDVBtZ2xRfU.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini htaXgDVBtZ2xRfU.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol htaXgDVBtZ2xRfU.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI htaXgDVBtZ2xRfU.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
htaXgDVBtZ2xRfU.exepid process 1732 htaXgDVBtZ2xRfU.exe 1732 htaXgDVBtZ2xRfU.exe 1732 htaXgDVBtZ2xRfU.exe 1732 htaXgDVBtZ2xRfU.exe 1732 htaXgDVBtZ2xRfU.exe 1732 htaXgDVBtZ2xRfU.exe 1732 htaXgDVBtZ2xRfU.exe 1732 htaXgDVBtZ2xRfU.exe 1732 htaXgDVBtZ2xRfU.exe 1732 htaXgDVBtZ2xRfU.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
htaXgDVBtZ2xRfU.exedescription pid process Token: SeDebugPrivilege 1732 htaXgDVBtZ2xRfU.exe Token: SeDebugPrivilege 1732 htaXgDVBtZ2xRfU.exe Token: SeDebugPrivilege 1732 htaXgDVBtZ2xRfU.exe Token: SeDebugPrivilege 1732 htaXgDVBtZ2xRfU.exe Token: SeDebugPrivilege 1732 htaXgDVBtZ2xRfU.exe Token: SeDebugPrivilege 1732 htaXgDVBtZ2xRfU.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exedescription pid process target process PID 1600 wrote to memory of 1732 1600 c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exe htaXgDVBtZ2xRfU.exe PID 1600 wrote to memory of 1732 1600 c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exe htaXgDVBtZ2xRfU.exe PID 1600 wrote to memory of 1732 1600 c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exe htaXgDVBtZ2xRfU.exe PID 1600 wrote to memory of 1732 1600 c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exe htaXgDVBtZ2xRfU.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exe"C:\Users\Admin\AppData\Local\Temp\c43aa166c28fe9cbf6bbc085e4ab1875ee883d5b4f3fecc3220229923f0c855f.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\htaXgDVBtZ2xRfU.exe.\htaXgDVBtZ2xRfU.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\7zS735D.tmp\htaXgDVBtZ2xRfU.datFilesize
1KB
MD58843ec1540f6dd2693030326f586da42
SHA15c4adef4a7f58f02f750f767ad35f66131cf1089
SHA2561ee4fdccf24878608bfed422f281ee4f624710cfb8944ba0315d5ccf5f8a7f28
SHA51236f22866337d6e266e182b382e9029456a025c7ce111e92deb0be81fef377d27c77c0bbf5e63e7008190b5e0abb7b2f7dd57c738058a9c0ee83895bdfceceb19
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\htaXgDVBtZ2xRfU.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\pkbfblabonmkeeciahcabfilanlhblkd\background.htmlFilesize
145B
MD55eac5c23e79b35c9ead19128e2b2a50c
SHA11212eaf1514a34956fd2f6f3470c6b17d442082d
SHA2567babb4c1f29cbf3f99a589840996cf7fea5d31d963b808accec41e175a0bb0cd
SHA5129e3ee12ba287d90551423792243c43da9cec7a7410677b531044b1b1144945de97f844871df1d0f606bff630c3e55368f3880777c7fc25b8c2eba485e0e4185c
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\pkbfblabonmkeeciahcabfilanlhblkd\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\pkbfblabonmkeeciahcabfilanlhblkd\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\pkbfblabonmkeeciahcabfilanlhblkd\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\pkbfblabonmkeeciahcabfilanlhblkd\vOb5Me2s.jsFilesize
6KB
MD59c236b479510558eb446d99f8aa9ec6d
SHA103be6c427481c2016187459eef234e7248b51d68
SHA2561f3e3b591c16019d6c01605d6e7a4c7c82bd4c7d532fb69d8db729b746a62613
SHA512cdb1601b25b1389cd1a36d2a4cb8b8aebfae29b6d1be25ef2289b2f1d2d48beb7fbac62a940164aa52f2a4fa35f4bd08451f834e378ca3442a94e7e1a4ba5097
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\[email protected]\chrome.manifestFilesize
35B
MD5df6426a2ba2ab62ca2229e958a42e07a
SHA1e24524d7c4f674cfdc918281b5c9c9aec89d6bc3
SHA25624f17dca2981c84482520761a0d515d0ecf68833e314d729dca3af140b458feb
SHA512224403bce927b8b9915866afe12aae2d891657680f5286c8b9c348c7a7e5e8312cc9cf0cb33e7bdfb09fb5f87cae6c2f667b5808e8a2903c68a6b850c43015ff
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\[email protected]\content\bg.jsFilesize
8KB
MD5fa5a84c522139631761731521e21df71
SHA1f506d2c4fe5914e30d000e22789a7b5825bd050e
SHA256b2dd2226e18ad8c570ac32d87d3350692e545565497cd23fcfe9c7ad639bf86a
SHA51214b5cc3668b16dced9b51daaf809519fe4f420039f1e0d3ebd5c771aad9e2e6359428a8c05727a3464818cb9cd8a0ef0b48d31e93cab0ce8e23c3edd7767684e
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C:\Users\Admin\AppData\Local\Temp\7zS735D.tmp\[email protected]\install.rdfFilesize
591B
MD5c8ee221120f0f3cefc73e5899582d3b5
SHA1100e19e625b6da963abe189266197814fcdee62e
SHA2563510e0bc16394261ceaaf2163f8ceedfca088852065031116e252743076ad7a5
SHA5123f5ab54c97e5e126a33a47a8d7b240bce965d663b15471b2255f6c013577f8c3e0e5aff5a260ee7c95f83ee97add86606f5efcdb32d9d7be760120e330182e89
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\Users\Admin\AppData\Local\Temp\7zS735D.tmp\htaXgDVBtZ2xRfU.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/1600-54-0x00000000761F1000-0x00000000761F3000-memory.dmpFilesize
8KB
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memory/1732-56-0x0000000000000000-mapping.dmp