Analysis
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max time kernel
172s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
19-02-2022 19:00
Static task
static1
Behavioral task
behavioral1
Sample
e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119.exe
Resource
win10v2004-en-20220112
General
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Target
e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119.exe
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Size
7KB
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MD5
fa66e2f1dd8fc0738174edefbb1454cc
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SHA1
57444a442e09a27ab6bc4c0ed4822498e84ca91e
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SHA256
e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119
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SHA512
fe23c0d4670a66bb9486f816803fd0d2b7cea18fa4d1ceade0590f2bc940e4ac33a68f95bdb50216ae39c9f54daa8ef36537f34899cc11e3f958420c09c449b5
Malware Config
Signatures
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Upatre
Upatre is a generic malware downloader.
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Executes dropped EXE 1 IoCs
pid Process 2616 szgfw.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3248 wrote to memory of 2616 3248 e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119.exe 66 PID 3248 wrote to memory of 2616 3248 e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119.exe 66 PID 3248 wrote to memory of 2616 3248 e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119.exe 66
Processes
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C:\Users\Admin\AppData\Local\Temp\e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119.exe"C:\Users\Admin\AppData\Local\Temp\e05a7c95e2110ad3e2b1f02c97fc510e0c002b89f8185a7bdbee917d5aced119.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3248 -
C:\Users\Admin\AppData\Local\Temp\szgfw.exe"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"2⤵
- Executes dropped EXE
PID:2616
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2868
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k wusvcs -p1⤵PID:2740