Analysis
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max time kernel
188s -
max time network
203s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2022 19:48
Static task
static1
Behavioral task
behavioral1
Sample
c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe
Resource
win7-20220812-en
General
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Target
c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe
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Size
920KB
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MD5
fe1136b5a2945f9bd4b8db4892f850c4
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SHA1
f94f9c8f46721843be733a5c72721a6a0e385cc4
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SHA256
c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6
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SHA512
e7c16c772fbffd94269463051202783a4ed485c2d061bdbf255ffb896ea5a9b584c0e65b620d7181f7c2bdf97d68cde4445a6a9d9ab6823c49ba3651ca323451
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SSDEEP
24576:h1OYdaOQMtdHAqcdDVhYwiei7+EpFAh/kKC:h1OsxPHVmVhYwiLtKkKC
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
CiDrlYVbjm479t5.exepid process 2980 CiDrlYVbjm479t5.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:
CiDrlYVbjm479t5.exedescription ioc process File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\mbeeajfbpecnodijcefipinmkjeeekni\2.0\manifest.json CiDrlYVbjm479t5.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mbeeajfbpecnodijcefipinmkjeeekni\2.0\manifest.json CiDrlYVbjm479t5.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\mbeeajfbpecnodijcefipinmkjeeekni\2.0\manifest.json CiDrlYVbjm479t5.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\mbeeajfbpecnodijcefipinmkjeeekni\2.0\manifest.json CiDrlYVbjm479t5.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\mbeeajfbpecnodijcefipinmkjeeekni\2.0\manifest.json CiDrlYVbjm479t5.exe -
Drops file in System32 directory 4 IoCs
Processes:
CiDrlYVbjm479t5.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy CiDrlYVbjm479t5.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini CiDrlYVbjm479t5.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol CiDrlYVbjm479t5.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI CiDrlYVbjm479t5.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
CiDrlYVbjm479t5.exepid process 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe 2980 CiDrlYVbjm479t5.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
CiDrlYVbjm479t5.exedescription pid process Token: SeDebugPrivilege 2980 CiDrlYVbjm479t5.exe Token: SeDebugPrivilege 2980 CiDrlYVbjm479t5.exe Token: SeDebugPrivilege 2980 CiDrlYVbjm479t5.exe Token: SeDebugPrivilege 2980 CiDrlYVbjm479t5.exe Token: SeDebugPrivilege 2980 CiDrlYVbjm479t5.exe Token: SeDebugPrivilege 2980 CiDrlYVbjm479t5.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exedescription pid process target process PID 2088 wrote to memory of 2980 2088 c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe CiDrlYVbjm479t5.exe PID 2088 wrote to memory of 2980 2088 c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe CiDrlYVbjm479t5.exe PID 2088 wrote to memory of 2980 2088 c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe CiDrlYVbjm479t5.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe"C:\Users\Admin\AppData\Local\Temp\c0a11855b78ae6d946c85698ffd1fdf3f4a7f3e4bd9d26fb37a48a1603ab61b6.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\CiDrlYVbjm479t5.exe.\CiDrlYVbjm479t5.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2980
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:3852
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:1820
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5b3547abe0e3d793918d3e5f0d7f6c62c
SHA1e6895d77a382da1adab21053bf2214c70bb50dc8
SHA256cf3c59eab5316413867c241a588332c935aa92b8ed13995f947e35579fba3d54
SHA51203949e9f7614847e061118ccf838818f0ab72e497444a26f9d979aa3bd3df33ecc2ae27bccb6be38eb112f0c989caa718d43f1d5e0fc93a849efa5fd0c055545
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\[email protected]\chrome.manifest
Filesize35B
MD5dbcd07b25369c4ae197c8494efd663ff
SHA16049faec7588d064180846ad0593cac594c3cb1a
SHA25604da84ab51c7e5e3c237dfaab118725d8905b71f4cce8ac228a0e21841503243
SHA512fd439c46639c720e918fe9bd1290e6bb4281351e59db6791a8c1f52244e9d7a2b93ce6ad08ce942092093841e79ead1e3c03bbb7b963548b6fda46d9a8790ee1
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C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\[email protected]\content\bg.js
Filesize8KB
MD5f96a2b7cf8ada9d4575996659d5042bd
SHA1a89cb807b0c2696c89c1ddf803f16459b334751b
SHA256140ff19970df20d7574427ef091e74b4e656e5706cc916aac0fdb1b6522ac527
SHA512ef88b563541fa8fb0e3b3a8cc9edfb98e0d62453bf6be983a737b2b107cd18a822e53c3b76f4e3d7f2ad5601dd7d2216ac3639c165bb9ff5fa0c10347e5c819e
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C:\Users\Admin\AppData\Local\Temp\7zS8453.tmp\[email protected]\install.rdf
Filesize599B
MD5b800e131dbc2bd541b48c53a59547bb0
SHA155f14c6fd21ff7d11ed3b5d1ba8365cd46beee66
SHA256d2d2a18d5bbb42b102a8ee904382d586236eaa38aec4ee1d8aeba5ab106e4208
SHA512db00031e1f7a87cd725828e9e06bad5f1b4543ac13fb3b5bb2bf5887961588e8dd28824b87fa2060a93c172aaeef5febc92b2557fa73887a1fabec32432d66c4
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Filesize
6KB
MD5b4e47d6c5c18816a8e53f298ccf9beba
SHA1c52b93c0d410bbd0e3ae91c786c93168ed058f3d
SHA25668c31110d220ef0c513daeebcabef1003fcb7fa899f0abec0e0688172a3dc730
SHA51212e5729a7b7984927531ed9d413ff1415c4f7b2041b8fd3e91ebadadf3e3b152e034c5b5aa0435405542c0ff7840d23fe6efe2e367c7d521b185deecded19551
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Filesize
141B
MD5c2b0b2731aad9f8442b918cd9838733e
SHA114427e1580b865c3cd4599a854d48bfaac98d316
SHA2563bf509115231620c50c042224e33bb5cbe39fea7d3e17c5f08c5e078efc69089
SHA51267f603fb0df1dfaf940e310e9deaa90eee23d3ce4b0854391028b4e66bab9af723b30a49e32a1d71ee7d396e7db1c5864d3747ec8c90bcd5aceca6623c494ca5
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Filesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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Filesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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Filesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a