Analysis
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max time kernel
176s -
max time network
213s -
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 19:49
Static task
static1
Behavioral task
behavioral1
Sample
c03f6739dfdc6bbd784b9ca38802d139653ed122c86b43a3e772bd78cb4d551f.exe
Resource
win7-20221111-en
General
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Target
c03f6739dfdc6bbd784b9ca38802d139653ed122c86b43a3e772bd78cb4d551f.exe
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Size
920KB
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MD5
28dc248e589af403234911a0b7dbd0a1
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SHA1
cf87fa959e61a9aa83bb305ce9e2c3e1f025ce34
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SHA256
c03f6739dfdc6bbd784b9ca38802d139653ed122c86b43a3e772bd78cb4d551f
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SHA512
4f6af17c2b29ee7837dac5a05eb75b911bbff6900f53f49ee18d2413048beca8aee75caebc0500991aaaaf85a594abda16dc4090876e4b61e0a535169bdb7b04
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SSDEEP
24576:h1OYdaOjMtdHAqcdDVhYwiei7+EpFAh/kKU:h1OsePHVmVhYwiLtKkKU
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
3NFbplLtBZXUAz0.exepid process 1508 3NFbplLtBZXUAz0.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:
3NFbplLtBZXUAz0.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\aojpidgbbgdjmndoiocadldaogkaagik\2.0\manifest.json 3NFbplLtBZXUAz0.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\aojpidgbbgdjmndoiocadldaogkaagik\2.0\manifest.json 3NFbplLtBZXUAz0.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\aojpidgbbgdjmndoiocadldaogkaagik\2.0\manifest.json 3NFbplLtBZXUAz0.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\aojpidgbbgdjmndoiocadldaogkaagik\2.0\manifest.json 3NFbplLtBZXUAz0.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\aojpidgbbgdjmndoiocadldaogkaagik\2.0\manifest.json 3NFbplLtBZXUAz0.exe -
Drops file in System32 directory 4 IoCs
Processes:
3NFbplLtBZXUAz0.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy 3NFbplLtBZXUAz0.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 3NFbplLtBZXUAz0.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 3NFbplLtBZXUAz0.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 3NFbplLtBZXUAz0.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
3NFbplLtBZXUAz0.exepid process 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe 1508 3NFbplLtBZXUAz0.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
3NFbplLtBZXUAz0.exedescription pid process Token: SeDebugPrivilege 1508 3NFbplLtBZXUAz0.exe Token: SeDebugPrivilege 1508 3NFbplLtBZXUAz0.exe Token: SeDebugPrivilege 1508 3NFbplLtBZXUAz0.exe Token: SeDebugPrivilege 1508 3NFbplLtBZXUAz0.exe Token: SeDebugPrivilege 1508 3NFbplLtBZXUAz0.exe Token: SeDebugPrivilege 1508 3NFbplLtBZXUAz0.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
c03f6739dfdc6bbd784b9ca38802d139653ed122c86b43a3e772bd78cb4d551f.exedescription pid process target process PID 3496 wrote to memory of 1508 3496 c03f6739dfdc6bbd784b9ca38802d139653ed122c86b43a3e772bd78cb4d551f.exe 3NFbplLtBZXUAz0.exe PID 3496 wrote to memory of 1508 3496 c03f6739dfdc6bbd784b9ca38802d139653ed122c86b43a3e772bd78cb4d551f.exe 3NFbplLtBZXUAz0.exe PID 3496 wrote to memory of 1508 3496 c03f6739dfdc6bbd784b9ca38802d139653ed122c86b43a3e772bd78cb4d551f.exe 3NFbplLtBZXUAz0.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c03f6739dfdc6bbd784b9ca38802d139653ed122c86b43a3e772bd78cb4d551f.exe"C:\Users\Admin\AppData\Local\Temp\c03f6739dfdc6bbd784b9ca38802d139653ed122c86b43a3e772bd78cb4d551f.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3496 -
C:\Users\Admin\AppData\Local\Temp\7zSA18F.tmp\3NFbplLtBZXUAz0.exe.\3NFbplLtBZXUAz0.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1508
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:1376
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:2276
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD58ec02761443b0af6cdff2e2705920be5
SHA161a61b163d74db70705e78f3aa23e822a9a05491
SHA2566ae0510403ac8aa0ccca32a670ad98442bdf0b61b9f0b33fc9fda67daec1ba5a
SHA5123ab0cdd7cfc0d16c41235fe4db86d6ea4cee9bc1f3e8c836a39f3120a954f12df7a778925add1ddb4936c4878a1927d9c0c039bc10777f5a3fb0949dcbde98a3
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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Filesize
760KB
MD5dcd148f6f3af3e3b0935c4fcc9f41811
SHA1ee9bdbc7c568c7832d90b85921ab20030b6734cd
SHA256f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
SHA51234be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886
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Filesize
141B
MD56d1525421a16f936805eaf700ae42d3f
SHA1e1863e897d9cf9dc91d0bd0adabd982642fc7093
SHA256c4d8ee8fb665d63838ed03f31d6284d267934cb2136d822f383d5b20b0d46018
SHA512559a23bbf267912d319ef27ef5ca8f58a0eb0cbd53dbceebc04ad97b6cff2c73f1c4b89cc7ea3b7614af732ef52aa9f251d9cfb20676b177630124a0d869795d
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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
6KB
MD5db2266b7b7df891eb85e1c8a9d88c986
SHA1487dc49233e99c304ecc84d661d8456f6c109669
SHA256daed5f524fda93198173ec39d2ee0c860246f6eb9c82cdb39697f144cfe96c40
SHA5129b85d0ae38c032d34dfbde23becfac7073102dacefb05eef440ac408e75cdac512a41d0b0fac53f6fa21508913e913a4130b8a93d8184730bdab8308a6371be3
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Filesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zSA18F.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSA18F.tmp\[email protected]\chrome.manifest
Filesize35B
MD51550ef2cdddf14b19883ce2830358a35
SHA1cb5dc4eceb4f9ffbfdeb3593421d482484661925
SHA25652bcacde9ec8b0ac1ddfc5788c1275082daafc48707f95504cff9d930d5b011f
SHA51249226c7004ee5ce64ab41234ced789d5b79972a270405ef6c73bd66af80ffd6b56d2028545022a243598a36e7954b024671210ba251a77d345cc1ffb23f44f14
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C:\Users\Admin\AppData\Local\Temp\7zSA18F.tmp\[email protected]\content\bg.js
Filesize8KB
MD5923d4e2535d667aabdee2df9f5e83455
SHA1a4c79d0a04fca15ab0b0caddc6bd1e17cacb3095
SHA2563c60819e78cfb354bc89b09d4697d0beabfe528be4323b3d7aabf31344a29f27
SHA51271441c222b6928eb638612abe8cccd8f47898a4c29a233081b5fb8f4903036e15ca9649ed8ff9812ec0295fefd8f8202aa8f4a5d9af9a657f73e9441e56973e7
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C:\Users\Admin\AppData\Local\Temp\7zSA18F.tmp\[email protected]\install.rdf
Filesize593B
MD50f20e698cf8c2557b110c6870cc215e0
SHA1e378143c3430197c00fda1799ae20ef881ac0eb0
SHA2567000a08b83fdeb68a66add22aebdbe63e20cf0e2f3682fdb27649a2e76c60dba
SHA5122d44f6dd5311d3de77a81d3ffd4c93ba6ff38852146fd0a7e1e3d67cb34b73d719fc14accf24243f22c6baa3c195a0c9e210b596e49bce81de32c23048671b5a