Analysis
- max time kernel
148s - max time network
58s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 02:59
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
OperaSetup.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target OperaSetup.exe
- Size 3.1MB
- Sample260809-dgsxrayglh
- SHA256 e9ee55c9e02d6a2924da9683673f7cc7c0369dcbc88ac34c9631528936a31d28
- MD5 cb13df940079ac3a580fbb4ea8eb2bbf
- SHA1 87b705e0bd8458f0efdbf1cae786651d75dfe779
- SHA512 c2f295ec1f7d8600da20b7a03fd621556b297f5eed7cb137a47674d6b3f48ba43866e1ac7e96afd79aeac43bd724dd5bb1c1e9471cc758f3ef2c05d850f9f860
- SSDEEP 49152:BVAbwXR+eb2jcWlFwfYud53AgGKP9u1ce+UhAOlY+FGXVRrmUFLj:nAO6IWzwQuddo11ce+UnlpFGd
- TLSH T1E5E523527A81C835C5B311334F89F659A17DF9621F32D6CB37981A6F8EB06C09929F0B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 3 IoCs
pid Process 1208 installer.exe 6896 installer.exe 4656 installer.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: installer.exe File opened (read-only) \??\F: installer.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language OperaSetup.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS installer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName installer.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1208 installer.exe 1208 installer.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2296 wrote to memory of 1208 2296 OperaSetup.exe 90 PID 1208 wrote to memory of 6896 1208 installer.exe 91 PID 1208 wrote to memory of 4656 1208 installer.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\OperaSetup.exe"C:\Users\Admin\AppData\Local\Temp\OperaSetup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296 -
C:\Users\Admin\AppData\Local\Temp\7zS8F85E549\installer.exeC:\Users\Admin\AppData\Local\Temp\7zS8F85E549\installer.exe --server-tracking-blob=MTI1YmQ4MTlkMTE0OTRhZDJhZWVkM2IwODEyMTIwMGZkYjIzNzhiM2JiNmQ0ZjkwMWEyNDU4NTAyMGVkM2RhMjp7ImNvdW50cnkiOiJVUyIsImVkaXRpb24iOiJzdGQtMiIsImZhc3Rfb25ib2FyZGluZyI6e30sImh0dHBfcmVmZXJyZXIiOiJodHRwczovL3d3dy5vcGVyYS5jb20vIiwiaW5zdGFsbGVyX25hbWUiOiJPcGVyYVNldHVwLmV4ZSIsInByb2R1Y3QiOiJvcGVyYSIsInF1ZXJ5IjoiL29wZXJhL3N0YWJsZS93aW5kb3dzP3V0bV9zb3VyY2U9UFdOZ2FtZXMmdXRtX21lZGl1bT1wYSZ1dG1fY2FtcGFpZ249UFdOX1VTX0hWUl85NTcxX1dFQl83NzgmZWRpdGlvbj1zdGQtMiZ1dG1faWQ9ZTk0N2QzMTY0ZWYwNDU1Yjk4ZmU0ZjViN2NlYjlhZTMmaHR0cF9yZWZlcnJlcj1odHRwcyUzQSUyRiUyRnd3dy5vcGVyYS5jb20lMkZnZXQlMkZvcGVyYS1neCUzRnV0bV9tZWRpdW0lM0RwYSUyNnV0bV9jYW1wYWlnbiUzRFBXTl9VU19IVlJfOTU3MV9XRUJfNzc4JTI2dXRtX2lkJTNEZTk0N2QzMTY0ZWYwNDU1Yjk4ZmU0ZjViN2NlYjlhZTMlMjZ1dG1fc291cmNlJTNEUFdOZ2FtZXMlMjZlZGl0aW9uJTNEc3RkLTImdXRtX3NpdGU9b3BlcmFfY29tJnV0bV9sYXN0cGFnZT1vcGVyYS5jb20lMkYmZGxfdG9rZW49MjUwMTA4NjUiLCJ0aW1lc3RhbXAiOiIxNzg2MjQzOTQ2LjM3OTMiLCJ1c2VyYWdlbnQiOiJNb3ppbGxhLzUuMCAoV2luZG93cyBOVCAxMC4wOyBXaW42NDsgeDY0KSBBcHBsZVdlYktpdC81MzcuMzYgKEtIVE1MLCBsaWtlIEdlY2tvKSBDaHJvbWUvMTUxLjAuMC4wIFNhZmFyaS81MzcuMzYgRWRnLzE1MS4wLjAuMCIsInV0bSI6eyJjYW1wYWlnbiI6IlBXTl9VU19IVlJfOTU3MV9XRUJfNzc4IiwiaWQiOiJlOTQ3ZDMxNjRlZjA0NTViOThmZTRmNWI3Y2ViOWFlMyIsImxhc3RwYWdlIjoib3BlcmEuY29tLyIsIm1lZGl1bSI6InBhIiwic2l0ZSI6Im9wZXJhX2NvbSIsInNvdXJjZSI6IlBXTmdhbWVzIn0sInV1aWQiOiIxODQ3YjEzYy04MWY3LTRhNjAtYmFiNS04OWQzODA0YzhiMzAifQ==2⤵
- Executes dropped EXE
- Enumerates connected drives
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Users\Admin\AppData\Local\Temp\7zS8F85E549\installer.exeC:\Users\Admin\AppData\Local\Temp\7zS8F85E549\installer.exe --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\crash_count.txt" --url=https://crashstats-collector-2.opera.com/ --annotation=channel=Stable --annotation=plat=Win64 --annotation=prod=OperaDesktop --annotation=ver=134.0.5954.46 --initial-client-data=0x2b8,0x2bc,0x2c0,0x298,0x2c4,0x7ff6a1fbad88,0x7ff6a1fbad94,0x7ff6a1fbada03⤵
- Executes dropped EXE
PID:6896
-
-
C:\Users\Admin\AppData\Local\Temp\.opera\54adf1d6-d6c0-45e2-9d31-db834435d8b4 Opera Installer Temp\installer.exe"C:\Users\Admin\AppData\Local\Temp\.opera\54adf1d6-d6c0-45e2-9d31-db834435d8b4 Opera Installer Temp\installer.exe" --version3⤵
- Executes dropped EXE
PID:4656
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:5884
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\7zS8F85E549\installer.exe
- Size 8.3MB
- SHA256 c2a6825b895b245bab9774e69a450a11a4352eafa8d4da5fdad0e81341d4e67e
- MD5 9dbf6590b693218b7ef20ae8de7eef6f
- SHA1 6d8a4f3e48bbeab782da7166a8700bc35ad39416
- SHA512 ebe898c89ec43db14a2744078941647737350cc27bb515fa83713e372576c0ce77e5ede72b227d2dfc369bca1c6244b3ceca5ee443259023c05d636ba81f8147
- SSDEEP 98304:2h6i+ubH0SElWmLmgm3yrglOgw+Mne2ZQYNY8AFH:Ti+ubH0SElWEZmXFH
- TLSH T1EF967C53F2A601E8D06FCA748B7A523299757C464B31A3EF0A943A251E75FD46F3CB20
- MD5 SHA1 SHA512 SSDEEP TLSH