Analysis
-
max time kernel
122s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
26-12-2023 07:34
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5cd39c5ace5897087c1c72b1f03cb535.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
General
-
Target
5cd39c5ace5897087c1c72b1f03cb535.exe
-
Size
45KB
-
MD5
5cd39c5ace5897087c1c72b1f03cb535
-
SHA1
5edee77179e731c158452ff8fd71d368f493733c
-
SHA256
49b3143d3f2ed61ffd5820491426087300e382e5e2cd0c4e5e67fd6429018907
-
SHA512
8cf2b3639495d0b646f397f120fcccc201c1dfc61e5b9ed64a16b7cb8deef2c44187682024c2a86ebe20f17b0a959e8bba72ebbf23e0ecfe486c7ee116510cfd
-
SSDEEP
768:fUjc89ns5ImMuQLZDDl0mSm1fD11BjBoGwGSltlMILggPXXKsz9:w/n+jMxdDDl0m/1fDJ7KtlMILggP3z9
Malware Config
Signatures
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
resource yara_rule behavioral1/memory/2256-3-0x0000000000400000-0x000000000040E000-memory.dmp upx behavioral1/memory/2256-5-0x0000000000400000-0x000000000040E000-memory.dmp upx behavioral1/memory/2256-9-0x0000000000400000-0x000000000040E000-memory.dmp upx behavioral1/memory/2256-13-0x0000000000400000-0x000000000040E000-memory.dmp upx behavioral1/memory/2256-17-0x0000000000400000-0x000000000040E000-memory.dmp upx behavioral1/memory/2256-15-0x0000000000400000-0x000000000040E000-memory.dmp upx behavioral1/memory/2256-19-0x0000000000400000-0x000000000040E000-memory.dmp upx -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 5cd39c5ace5897087c1c72b1f03cb535.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1180 set thread context of 2256 1180 5cd39c5ace5897087c1c72b1f03cb535.exe 28 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Privacy 5cd39c5ace5897087c1c72b1f03cb535.exe Set value (int) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Privacy\ClearBrowsingHistoryOnExit = "1" 5cd39c5ace5897087c1c72b1f03cb535.exe Set value (int) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Privacy\CleanTIF = "1" 5cd39c5ace5897087c1c72b1f03cb535.exe Set value (int) \REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Privacy\UseAllowList = "0" 5cd39c5ace5897087c1c72b1f03cb535.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\4E44E7573B9B10C6F1EEE95CFE11BD7F83D4C7AC 5cd39c5ace5897087c1c72b1f03cb535.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\4E44E7573B9B10C6F1EEE95CFE11BD7F83D4C7AC\Blob = 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 5cd39c5ace5897087c1c72b1f03cb535.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeRestorePrivilege 2256 5cd39c5ace5897087c1c72b1f03cb535.exe Token: SeBackupPrivilege 2256 5cd39c5ace5897087c1c72b1f03cb535.exe Token: SeRestorePrivilege 2256 5cd39c5ace5897087c1c72b1f03cb535.exe Token: SeBackupPrivilege 2256 5cd39c5ace5897087c1c72b1f03cb535.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1180 wrote to memory of 2256 1180 5cd39c5ace5897087c1c72b1f03cb535.exe 28 PID 1180 wrote to memory of 2256 1180 5cd39c5ace5897087c1c72b1f03cb535.exe 28 PID 1180 wrote to memory of 2256 1180 5cd39c5ace5897087c1c72b1f03cb535.exe 28 PID 1180 wrote to memory of 2256 1180 5cd39c5ace5897087c1c72b1f03cb535.exe 28 PID 1180 wrote to memory of 2256 1180 5cd39c5ace5897087c1c72b1f03cb535.exe 28 PID 1180 wrote to memory of 2256 1180 5cd39c5ace5897087c1c72b1f03cb535.exe 28 PID 1180 wrote to memory of 2256 1180 5cd39c5ace5897087c1c72b1f03cb535.exe 28 PID 1180 wrote to memory of 2256 1180 5cd39c5ace5897087c1c72b1f03cb535.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\5cd39c5ace5897087c1c72b1f03cb535.exe"C:\Users\Admin\AppData\Local\Temp\5cd39c5ace5897087c1c72b1f03cb535.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1180 -
C:\Users\Admin\AppData\Local\Temp\5cd39c5ace5897087c1c72b1f03cb535.exeC:\Users\Admin\AppData\Local\Temp\5cd39c5ace5897087c1c72b1f03cb535.exe2⤵
- Checks whether UAC is enabled
- Modifies Internet Explorer settings
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
PID:2256
-