Analysis
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max time kernel
126s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 01:55
Static task
static1
Behavioral task
behavioral1
Sample
4a53b48fb0adb72689210888f348c3d2fa3704f5af5c8d5742603b9551489ec6.exe
Resource
win7-20220812-en
General
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Target
4a53b48fb0adb72689210888f348c3d2fa3704f5af5c8d5742603b9551489ec6.exe
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Size
931KB
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MD5
0c6656c902f3ebbdef9a23ccff1c3475
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SHA1
7765c49d8ce6736be0b6890c048dca0451aa112c
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SHA256
4a53b48fb0adb72689210888f348c3d2fa3704f5af5c8d5742603b9551489ec6
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SHA512
2f1be428a5ee481f0151f2df471540dd95b841151133d59b8919827bc3d09746cb8023c87d1f361d63a3552a42224c5ad695ab2504ef48959c0203200e98a5c4
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SSDEEP
24576:h1OYdaOaCZ/iWCvu/2sWsJA/jlt+DHhsy:h1OswCpYO/dJJDHhsy
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
A8Kd4Az83XXhBuY.exepid process 2976 A8Kd4Az83XXhBuY.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:
A8Kd4Az83XXhBuY.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\obelmideekmfibcfoeccnimfobdochpf\2.0\manifest.json A8Kd4Az83XXhBuY.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\obelmideekmfibcfoeccnimfobdochpf\2.0\manifest.json A8Kd4Az83XXhBuY.exe File created C:\Users\DefaultAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\obelmideekmfibcfoeccnimfobdochpf\2.0\manifest.json A8Kd4Az83XXhBuY.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\obelmideekmfibcfoeccnimfobdochpf\2.0\manifest.json A8Kd4Az83XXhBuY.exe File created C:\Users\WDAGUtilityAccount\AppData\Local\Google\Chrome\User Data\Default\Extensions\obelmideekmfibcfoeccnimfobdochpf\2.0\manifest.json A8Kd4Az83XXhBuY.exe -
Drops file in System32 directory 4 IoCs
Processes:
A8Kd4Az83XXhBuY.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy A8Kd4Az83XXhBuY.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini A8Kd4Az83XXhBuY.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol A8Kd4Az83XXhBuY.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI A8Kd4Az83XXhBuY.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
A8Kd4Az83XXhBuY.exepid process 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe 2976 A8Kd4Az83XXhBuY.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
A8Kd4Az83XXhBuY.exedescription pid process Token: SeDebugPrivilege 2976 A8Kd4Az83XXhBuY.exe Token: SeDebugPrivilege 2976 A8Kd4Az83XXhBuY.exe Token: SeDebugPrivilege 2976 A8Kd4Az83XXhBuY.exe Token: SeDebugPrivilege 2976 A8Kd4Az83XXhBuY.exe Token: SeDebugPrivilege 2976 A8Kd4Az83XXhBuY.exe Token: SeDebugPrivilege 2976 A8Kd4Az83XXhBuY.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
4a53b48fb0adb72689210888f348c3d2fa3704f5af5c8d5742603b9551489ec6.exedescription pid process target process PID 1048 wrote to memory of 2976 1048 4a53b48fb0adb72689210888f348c3d2fa3704f5af5c8d5742603b9551489ec6.exe A8Kd4Az83XXhBuY.exe PID 1048 wrote to memory of 2976 1048 4a53b48fb0adb72689210888f348c3d2fa3704f5af5c8d5742603b9551489ec6.exe A8Kd4Az83XXhBuY.exe PID 1048 wrote to memory of 2976 1048 4a53b48fb0adb72689210888f348c3d2fa3704f5af5c8d5742603b9551489ec6.exe A8Kd4Az83XXhBuY.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4a53b48fb0adb72689210888f348c3d2fa3704f5af5c8d5742603b9551489ec6.exe"C:\Users\Admin\AppData\Local\Temp\4a53b48fb0adb72689210888f348c3d2fa3704f5af5c8d5742603b9551489ec6.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\A8Kd4Az83XXhBuY.exe.\A8Kd4Az83XXhBuY.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\A8Kd4Az83XXhBuY.datFilesize
1KB
MD59f527356691f6e713fe2408ef4d3b878
SHA18c0957449965ed7f10d5fcfd02d6129d28d9380f
SHA256217fb50d99c1173c281762597395613d3a1a24483ce42eb31f12045c1e9be213
SHA512a322d47d7bcf81e1f2f46233289ff97a417f46a77fce37ff186e209ae5ff6df40f5db5123cd5dbd50adde827fa30da96379ee8a1a45b3d8623311c579d0fb67d
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\A8Kd4Az83XXhBuY.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\A8Kd4Az83XXhBuY.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\[email protected]\chrome.manifestFilesize
35B
MD51ed4a1c35aca6c56589cbc9f827533b7
SHA1001e4c7287739d000d7141959ab97e64226cf6b6
SHA256f802108ce248605b70c2ce3d85f2374c07e3b21172410d243f62c5eda597269c
SHA5128e24b6deaf41ea871bb4f60ffd2703b9cd62406bd6fb856805129a0fa0430e9dd170b51775884140e6d30a9664cfd99faf1b3f053f92440e3098a7b5b4cca7d8
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\[email protected]\content\bg.jsFilesize
8KB
MD5412f4490c37b1149e5e09c136a45e8dd
SHA1446b2219fe22ad9c860ff683e17f40035627b7be
SHA256e561d8e49ec62e63db3c35f8c30a9673f364ade3f7e0d2490eb5e7cf1997dae6
SHA512589f29e6d8b68f2ec8c3b26dd28d97e141cf4d97b926631746f95f923f4443d810aaf87f9df6b88fb931b7ecd2c62cc7f96b8c4cf5cff5be6674fed7c4d8297d
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\[email protected]\install.rdfFilesize
590B
MD50260ad7c4878434419c403899c430132
SHA11fa820173686fc5e1698199933415088f28b2c73
SHA256698c6c86eb80b16f09464ea275d1a31d757e3b208a32860b53a58065c3f8104a
SHA512fa195480c48a458d8dfdfa3cfdef4082186206e08349c9c10a62db652662038a60b895471ff660d5f5d50764fcc5ed77090bc27075ac3fb3d1994e1792e76e35
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\obelmideekmfibcfoeccnimfobdochpf\EoOlm0o.jsFilesize
6KB
MD59d2e90fa92a9fcc133afc5132d8247d3
SHA1162a761a607f874d796b623b8bb77025152534ab
SHA256c40d05770e09e10a97f85333c95e753426d913203f42951971f95d93aedc150b
SHA512dbebe9e85ae07d1df362cf498b0cb4e0a49f0c55bd9cce95a8c2e5fdfa512b2d6846d27587aed56fe195a46e5766cf91198305274b340da91270469ae0dbef2c
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\obelmideekmfibcfoeccnimfobdochpf\background.htmlFilesize
144B
MD57580debeb6fd6553cdea002e1fc676f6
SHA1db8dd83d1988fd03fd6a3acacf9c850b300f1dd4
SHA256ea67a1c0342f2c31025f38916a7784daa94013a463eb70afecbee0749b669114
SHA5124c77faa1687d48241f030ff6e4bfe705f3907267aa425d3b86f6fa682c87bce64cfa47cbf5b942c3f634e292c0e13a8f07671f5270a814c42f1972becbe88c6c
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\obelmideekmfibcfoeccnimfobdochpf\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\obelmideekmfibcfoeccnimfobdochpf\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSD7F6.tmp\obelmideekmfibcfoeccnimfobdochpf\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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memory/2976-132-0x0000000000000000-mapping.dmp