Analysis
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max time kernel
149s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20220722-en -
resource tags
arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system -
submitted
02-08-2022 13:16
Static task
static1
Behavioral task
behavioral1
Sample
2f3d0323ba962334ef87ed098ad02289.exe
Resource
win7-20220715-en
General
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Target
2f3d0323ba962334ef87ed098ad02289.exe
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Size
438KB
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MD5
2f3d0323ba962334ef87ed098ad02289
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SHA1
5b4c70e331af83eaf384f45a01e322b094353375
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SHA256
12a51367c5c85ff3c1dc73743cface2e01accecf2879a36adbddf566d52987b3
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SHA512
1e33ace1068f614bfac35aa67733c2806328b586be273a611409df87be03c5edc9e312ab213004c8fab71453ef5e34e474d9273c4a97d95d135c18f440674ad3
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
2f3d0323ba962334ef87ed098ad02289.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Control Panel\International\Geo\Nation 2f3d0323ba962334ef87ed098ad02289.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
2f3d0323ba962334ef87ed098ad02289.exedescription pid process target process PID 4484 set thread context of 1364 4484 2f3d0323ba962334ef87ed098ad02289.exe 2f3d0323ba962334ef87ed098ad02289.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.
Processes:
2f3d0323ba962334ef87ed098ad02289.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2f3d0323ba962334ef87ed098ad02289.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2f3d0323ba962334ef87ed098ad02289.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3708 timeout.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 3700 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
2f3d0323ba962334ef87ed098ad02289.exepid process 1364 2f3d0323ba962334ef87ed098ad02289.exe 1364 2f3d0323ba962334ef87ed098ad02289.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 3700 taskkill.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
2f3d0323ba962334ef87ed098ad02289.exe2f3d0323ba962334ef87ed098ad02289.execmd.exedescription pid process target process PID 4484 wrote to memory of 1364 4484 2f3d0323ba962334ef87ed098ad02289.exe 2f3d0323ba962334ef87ed098ad02289.exe PID 4484 wrote to memory of 1364 4484 2f3d0323ba962334ef87ed098ad02289.exe 2f3d0323ba962334ef87ed098ad02289.exe PID 4484 wrote to memory of 1364 4484 2f3d0323ba962334ef87ed098ad02289.exe 2f3d0323ba962334ef87ed098ad02289.exe PID 4484 wrote to memory of 1364 4484 2f3d0323ba962334ef87ed098ad02289.exe 2f3d0323ba962334ef87ed098ad02289.exe PID 4484 wrote to memory of 1364 4484 2f3d0323ba962334ef87ed098ad02289.exe 2f3d0323ba962334ef87ed098ad02289.exe PID 4484 wrote to memory of 1364 4484 2f3d0323ba962334ef87ed098ad02289.exe 2f3d0323ba962334ef87ed098ad02289.exe PID 4484 wrote to memory of 1364 4484 2f3d0323ba962334ef87ed098ad02289.exe 2f3d0323ba962334ef87ed098ad02289.exe PID 4484 wrote to memory of 1364 4484 2f3d0323ba962334ef87ed098ad02289.exe 2f3d0323ba962334ef87ed098ad02289.exe PID 1364 wrote to memory of 4396 1364 2f3d0323ba962334ef87ed098ad02289.exe cmd.exe PID 1364 wrote to memory of 4396 1364 2f3d0323ba962334ef87ed098ad02289.exe cmd.exe PID 1364 wrote to memory of 4396 1364 2f3d0323ba962334ef87ed098ad02289.exe cmd.exe PID 4396 wrote to memory of 3700 4396 cmd.exe taskkill.exe PID 4396 wrote to memory of 3700 4396 cmd.exe taskkill.exe PID 4396 wrote to memory of 3700 4396 cmd.exe taskkill.exe PID 4396 wrote to memory of 3708 4396 cmd.exe timeout.exe PID 4396 wrote to memory of 3708 4396 cmd.exe timeout.exe PID 4396 wrote to memory of 3708 4396 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2f3d0323ba962334ef87ed098ad02289.exe"C:\Users\Admin\AppData\Local\Temp\2f3d0323ba962334ef87ed098ad02289.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2f3d0323ba962334ef87ed098ad02289.exe"C:\Users\Admin\AppData\Local\Temp\2f3d0323ba962334ef87ed098ad02289.exe"2⤵
- Checks computer location settings
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im 2f3d0323ba962334ef87ed098ad02289.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\2f3d0323ba962334ef87ed098ad02289.exe" & del C:\PrograData\*.dll & exit3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\taskkill.exetaskkill /im 2f3d0323ba962334ef87ed098ad02289.exe /f4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\timeout.exetimeout /t 64⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1364-160-0x0000000000400000-0x0000000000459000-memory.dmpFilesize
356KB
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memory/1364-133-0x0000000000400000-0x0000000000459000-memory.dmpFilesize
356KB
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memory/1364-134-0x0000000000400000-0x0000000000459000-memory.dmpFilesize
356KB
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memory/1364-136-0x0000000000400000-0x0000000000459000-memory.dmpFilesize
356KB
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memory/1364-138-0x0000000000400000-0x0000000000459000-memory.dmpFilesize
356KB
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memory/1364-139-0x0000000060900000-0x0000000060992000-memory.dmpFilesize
584KB
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memory/1364-158-0x0000000000400000-0x0000000000459000-memory.dmpFilesize
356KB
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memory/1364-132-0x0000000000000000-mapping.dmp
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memory/3700-161-0x0000000000000000-mapping.dmp
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memory/3708-162-0x0000000000000000-mapping.dmp
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memory/4396-159-0x0000000000000000-mapping.dmp
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memory/4484-137-0x0000000000710000-0x0000000000756000-memory.dmpFilesize
280KB
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memory/4484-135-0x00000000007CE000-0x00000000007F7000-memory.dmpFilesize
164KB