Analysis
-
max time kernel
135s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 04:53
Behavioral task
behavioral1
Sample
b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe
Resource
win10v2004-20230220-en
General
-
Target
b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe
-
Size
277KB
-
MD5
e17c6ec1168dbef25ae41e2367f83ea5
-
SHA1
0aa4d57d1e18622d6490577a4cf118a1553eef23
-
SHA256
b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f
-
SHA512
58d3e62d9d59909e68a1d2d51cec8800aa5783a9eeb2e640b71b47ad831dfce7ec92e7a3f5e64bea0c1cd7e2447c2800dec3e0501ff475779e7686847a5a7724
-
SSDEEP
3072:7XNXEGZJWhfNFC4S60+XoLczrVmX7zt1Mo1FLL5r6jQ6yGl12H01ne4PKAxRh:79XzKdNY49u8rVKt1GlE01netw
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe -
Executes dropped EXE 2 IoCs
Processes:
ITS SB App Switch.exeITS SB App Switch.exepid process 4648 ITS SB App Switch.exe 1464 ITS SB App Switch.exe -
Processes:
resource yara_rule behavioral1/memory/1752-134-0x0000000000EC0000-0x0000000000F60000-memory.dmp upx behavioral1/memory/1752-147-0x0000000000EC0000-0x0000000000F60000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exepid process 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exedescription pid process target process PID 1752 wrote to memory of 4648 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe ITS SB App Switch.exe PID 1752 wrote to memory of 4648 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe ITS SB App Switch.exe PID 1752 wrote to memory of 4648 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe ITS SB App Switch.exe PID 1752 wrote to memory of 1464 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe ITS SB App Switch.exe PID 1752 wrote to memory of 1464 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe ITS SB App Switch.exe PID 1752 wrote to memory of 1464 1752 b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe ITS SB App Switch.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe"C:\Users\Admin\AppData\Local\Temp\b7ce202bf807a579af3e531982f4b95dec92a8a4cfe157a0aa5bc4ec153d7d8f.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
-
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exeFilesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
-
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exeFilesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
-
C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exeFilesize
87KB
MD5368332fca74f48697d842c5f4698ae1d
SHA10275153a1e62bd0eca0b02168895517ed66aac56
SHA2563a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59
SHA512fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5
-
memory/1752-134-0x0000000000EC0000-0x0000000000F60000-memory.dmpFilesize
640KB
-
memory/1752-147-0x0000000000EC0000-0x0000000000F60000-memory.dmpFilesize
640KB