Analysis
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max time kernel
126s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
25-06-2022 17:34
Static task
static1
Behavioral task
behavioral1
Sample
86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe
Resource
win10v2004-20220414-en
General
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Target
86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe
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Size
3.2MB
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MD5
b8a9c7e281ca8201f517148ddd307437
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SHA1
d4d48ecfa192607d86812a66d3190185cde3693f
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SHA256
86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d
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SHA512
1a33b353bd8437b025aee9d73f6ac05bfe8fb96105908c317396de827013ee52b7e9796f8ad745b11d512062196f948aa0bc584742da68645c69839fb93fcefe
Malware Config
Signatures
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NetWire RAT payload 3 IoCs
Processes:
resource yara_rule behavioral2/memory/4880-131-0x00000000024A0000-0x00000000024BB000-memory.dmp netwire behavioral2/memory/4880-132-0x00000000024C0000-0x00000000024E5000-memory.dmp netwire behavioral2/memory/3596-138-0x0000000000BE0000-0x0000000000C05000-memory.dmp netwire -
Executes dropped EXE 1 IoCs
Processes:
PSE.exepid process 3596 PSE.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation 86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
PSE.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ PSE.exe Set value (str) \REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Shark32 = "C:\\Users\\Admin\\AppData\\Roaming\\Photoshops\\PSE.exe" PSE.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of WriteProcessMemory 3 IoCs
Processes:
86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exedescription pid process target process PID 4880 wrote to memory of 3596 4880 86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe PSE.exe PID 4880 wrote to memory of 3596 4880 86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe PSE.exe PID 4880 wrote to memory of 3596 4880 86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe PSE.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe"C:\Users\Admin\AppData\Local\Temp\86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4880 -
C:\Users\Admin\AppData\Roaming\Photoshops\PSE.exe"C:\Users\Admin\AppData\Roaming\Photoshops\PSE.exe" -m "C:\Users\Admin\AppData\Local\Temp\86c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:3596
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3.2MB
MD5b8a9c7e281ca8201f517148ddd307437
SHA1d4d48ecfa192607d86812a66d3190185cde3693f
SHA25686c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d
SHA5121a33b353bd8437b025aee9d73f6ac05bfe8fb96105908c317396de827013ee52b7e9796f8ad745b11d512062196f948aa0bc584742da68645c69839fb93fcefe
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Filesize
3.2MB
MD5b8a9c7e281ca8201f517148ddd307437
SHA1d4d48ecfa192607d86812a66d3190185cde3693f
SHA25686c71d494cab5c45481d958dc3c2a5c98739ca6b26d76fad33eeda5821b54b3d
SHA5121a33b353bd8437b025aee9d73f6ac05bfe8fb96105908c317396de827013ee52b7e9796f8ad745b11d512062196f948aa0bc584742da68645c69839fb93fcefe