Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2024 19:31
Behavioral task
behavioral1
Sample
07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe
Resource
win7-20241010-en
General
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Target
07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe
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Size
63KB
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MD5
ab96f7fb7174a3056d894f91be3329a0
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SHA1
588606b93b650594bf553ecb082c475fdf7ea4ae
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SHA256
07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d
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SHA512
b7f8c5be8b319586c963003d068e720408178b1448ba2f6bd37b820a021faa4c1910df79a0c16673cf80633bb9e693182352daa387cd9d4f21d5361457620019
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SSDEEP
768:otD5i7QHEU78j8C8A+XiV07hobtVZTnR48uyq1+T43SBGHmDbDBph0of3g4tyySj:GIgE8lwtNliQYUbrhB3g4AugdpqKmY7
Malware Config
Extracted
asyncrat
Default
127.0.0.1:4321
127.0.0.1:17567
company-parker.gl.at.ply.gg:4321
company-parker.gl.at.ply.gg:17567
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delay
1
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install
true
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install_file
Grettaexecutor.exe
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install_folder
%AppData%
Signatures
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Asyncrat family
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Async RAT payload 1 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\Grettaexecutor.exe family_asyncrat -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe -
Executes dropped EXE 1 IoCs
Processes:
Grettaexecutor.exepid process 4768 Grettaexecutor.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 5052 timeout.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exeGrettaexecutor.exepid process 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe 4768 Grettaexecutor.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exeGrettaexecutor.exedescription pid process Token: SeDebugPrivilege 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe Token: SeDebugPrivilege 4768 Grettaexecutor.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.execmd.execmd.exedescription pid process target process PID 1324 wrote to memory of 668 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe cmd.exe PID 1324 wrote to memory of 668 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe cmd.exe PID 1324 wrote to memory of 1964 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe cmd.exe PID 1324 wrote to memory of 1964 1324 07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe cmd.exe PID 668 wrote to memory of 4592 668 cmd.exe schtasks.exe PID 668 wrote to memory of 4592 668 cmd.exe schtasks.exe PID 1964 wrote to memory of 5052 1964 cmd.exe timeout.exe PID 1964 wrote to memory of 5052 1964 cmd.exe timeout.exe PID 1964 wrote to memory of 4768 1964 cmd.exe Grettaexecutor.exe PID 1964 wrote to memory of 4768 1964 cmd.exe Grettaexecutor.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe"C:\Users\Admin\AppData\Local\Temp\07fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1324 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Grettaexecutor" /tr '"C:\Users\Admin\AppData\Roaming\Grettaexecutor.exe"' & exit2⤵
- Suspicious use of WriteProcessMemory
PID:668 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "Grettaexecutor" /tr '"C:\Users\Admin\AppData\Roaming\Grettaexecutor.exe"'3⤵
- Scheduled Task/Job: Scheduled Task
PID:4592
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9673.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:1964 -
C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:5052
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C:\Users\Admin\AppData\Roaming\Grettaexecutor.exe"C:\Users\Admin\AppData\Roaming\Grettaexecutor.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4768
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
158B
MD559117b98a41004230f37c6481a6017c7
SHA145918f71e36d5311c2a69b183c827bcfdcbb8f65
SHA2562fe63633ef5c2f9bae204ecd8211ec821e9b05c01a1b71e7e5d657f572951f76
SHA512532b768738b92502a0d3f147a5545b4154f27788c110bc9fccea0fdb1b69971fddc5e9d2efaef2637de14509248c02a323de7a59118b2b9a9fb42b81f655266c
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Filesize
63KB
MD5ab96f7fb7174a3056d894f91be3329a0
SHA1588606b93b650594bf553ecb082c475fdf7ea4ae
SHA25607fd311ad86a3f0e100796eb0aaf9960400e800992e9a39008e6432ca824c66d
SHA512b7f8c5be8b319586c963003d068e720408178b1448ba2f6bd37b820a021faa4c1910df79a0c16673cf80633bb9e693182352daa387cd9d4f21d5361457620019