Analysis
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max time kernel
42s -
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 21:18
Static task
static1
Behavioral task
behavioral1
Sample
a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe
Resource
win7-20220812-en
General
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Target
a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe
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Size
931KB
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MD5
ec906ede3e30be939da0df4ec7a5b00f
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SHA1
ad62d4b6cf58c48bd46c7433ded425538ed123f8
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SHA256
a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014
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SHA512
91d6d8c2b2783dd84906f7b1c20aa89346fc1617d69e7fa66140b690929d03bc7ba39a4416f91c5c1b49c729b3323213b08f5a83b3deaf2a0425b51a8749c017
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SSDEEP
24576:h1OYdaObCZ/iWCvu/2sWsJA/jlt+DHhs2:h1OsVCpYO/dJJDHhs2
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
brnhBOv73T2zUNl.exepid process 1448 brnhBOv73T2zUNl.exe -
Loads dropped DLL 1 IoCs
Processes:
a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exepid process 1572 a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.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:
brnhBOv73T2zUNl.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\pddlbmpfbhfmcogmalbhaclidepfbcfc\2.0\manifest.json brnhBOv73T2zUNl.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\pddlbmpfbhfmcogmalbhaclidepfbcfc\2.0\manifest.json brnhBOv73T2zUNl.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\pddlbmpfbhfmcogmalbhaclidepfbcfc\2.0\manifest.json brnhBOv73T2zUNl.exe -
Drops file in System32 directory 4 IoCs
Processes:
brnhBOv73T2zUNl.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy brnhBOv73T2zUNl.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini brnhBOv73T2zUNl.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol brnhBOv73T2zUNl.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI brnhBOv73T2zUNl.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
brnhBOv73T2zUNl.exepid process 1448 brnhBOv73T2zUNl.exe 1448 brnhBOv73T2zUNl.exe 1448 brnhBOv73T2zUNl.exe 1448 brnhBOv73T2zUNl.exe 1448 brnhBOv73T2zUNl.exe 1448 brnhBOv73T2zUNl.exe 1448 brnhBOv73T2zUNl.exe 1448 brnhBOv73T2zUNl.exe 1448 brnhBOv73T2zUNl.exe 1448 brnhBOv73T2zUNl.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
brnhBOv73T2zUNl.exedescription pid process Token: SeDebugPrivilege 1448 brnhBOv73T2zUNl.exe Token: SeDebugPrivilege 1448 brnhBOv73T2zUNl.exe Token: SeDebugPrivilege 1448 brnhBOv73T2zUNl.exe Token: SeDebugPrivilege 1448 brnhBOv73T2zUNl.exe Token: SeDebugPrivilege 1448 brnhBOv73T2zUNl.exe Token: SeDebugPrivilege 1448 brnhBOv73T2zUNl.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exedescription pid process target process PID 1572 wrote to memory of 1448 1572 a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe brnhBOv73T2zUNl.exe PID 1572 wrote to memory of 1448 1572 a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe brnhBOv73T2zUNl.exe PID 1572 wrote to memory of 1448 1572 a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe brnhBOv73T2zUNl.exe PID 1572 wrote to memory of 1448 1572 a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe brnhBOv73T2zUNl.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe"C:\Users\Admin\AppData\Local\Temp\a451135ba072c1a2cc04fc9aedbfa3023d9c04be492c50b6c81785c435f7d014.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\brnhBOv73T2zUNl.exe.\brnhBOv73T2zUNl.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\7zSD2B.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\[email protected]\chrome.manifestFilesize
35B
MD58f068c36f736714ff18c96ddd463829a
SHA1e6d8223c4aec887bd09d3fa6edbba48b15aed0e8
SHA2566f02e42a50d389a7f7f07e79bcfb9f35fe036b1ddcb0e2f0dc8771ad4b7ed2c9
SHA512c5cb9224e4963ef2a015b25f69ff30fe0eaefdbfb5d133400bcec1e1417426fbd877a696176bd49ee2c1fade2ff6970bb48bda1272139969db908a9c680814f0
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\[email protected]\content\bg.jsFilesize
8KB
MD5d9fb9c0a73957d999080f6fc9d076b9c
SHA1f852e6b8d23f96c449c22afc6152337c8a863147
SHA256c2598a8b43797973fec7dba64b8efe23bb82b899a05a01449e8f413e4b4c35b4
SHA51260e4ceeaa8807fec3c02b23bbf15fa29171a997da4839e26c2711ae576788b708c5cabf5f7d1c1f395d6cfbf99e9090cc7ee969a13da063acc9e2f9a26e18fae
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\[email protected]\install.rdfFilesize
594B
MD511004f9dab50449dd8cfd74f009ac897
SHA1b0084190ad972853bfc72e2e4dab2395df50bb23
SHA256fccdffbc28fad146073147865d655f2247f804a83b0d82c7d8bf0abd65987790
SHA512ae6f4cb3bf270c9261e2d2d65e59c310cb83c68b476cb8360df4d64075cab648f3738f45448e5123c1f76817c8d69b902754f53894d6308995a3a623af8468ff
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\brnhBOv73T2zUNl.datFilesize
1KB
MD52e2c1154d2f0f135f151c4dff176b12c
SHA1d551607aca762107bd936dfff2f8bb7246266324
SHA256afe84e02ed93a4980470e4aa04cf56383668549c1a815afc716785e6c374aabe
SHA512683c045b48382e6f3ccbe10ac440920f36fba4e6da31576f00fd5e3cf7b198ad2c3abdb8bff97aa1ca62a8205e7343f1a59a342b8a1b00342fb5f7d5c4f079c7
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\brnhBOv73T2zUNl.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\E.jsFilesize
6KB
MD5fba11994b0f9505161e0a2f149d285ae
SHA16b9c084f08a97954ba37f02a2392a09fbe04737e
SHA2561352e19738d58760d2b2cdf88d95d187acbb49fbbfce47cd146a483f65d3fe02
SHA512d49f1ae8f60487d6965c3bf959fcde5e6effe85d82de82aac3add77ce888d856f71f69e3b2c42a6679ea2cb8992c7a5dad1dd759414b34242745f03e10f829e0
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\background.htmlFilesize
138B
MD507aa8fbef4d4aa9725bdaedfad1a2e18
SHA16cf622d2b094007fc35c9c7efc4fd3a4a594c1f2
SHA256ca4f5a1c1ab80567b4357d15d67a28c9200d545e510c9a5df5d02e36f8b99c5f
SHA5120f8c9b7b2c34cddde2d2f1b8568ec01a7558e47ebc0c1d0be34d6d1bbba05964c974718427c4eed69cbbb6e778700688d37483a394c39e82edd37fe138adef43
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\pddlbmpfbhfmcogmalbhaclidepfbcfc\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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\Users\Admin\AppData\Local\Temp\7zSD2B.tmp\brnhBOv73T2zUNl.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/1448-56-0x0000000000000000-mapping.dmp
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memory/1572-54-0x0000000076121000-0x0000000076123000-memory.dmpFilesize
8KB