Analysis
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max time kernel
126s -
max time network
120s -
platform
windows7_x64 -
resource
win7 -
submitted
19-07-2020 19:25
Static task
static1
Behavioral task
behavioral1
Sample
grabbot_0.1.5.6.vir.exe
Resource
win7
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
grabbot_0.1.5.6.vir.exe
Resource
win10v200430
windows10_x64
0 signatures
0 seconds
General
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Target
grabbot_0.1.5.6.vir.exe
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Size
272KB
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MD5
6ce43ef9a666503ac85cbb5d48bd75ba
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SHA1
7dc3a3f882c2e558ecb298104b2a437afb7ab5ca
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SHA256
285361e7099454daec2fce73cd72a01bc7d5edc81fb4f0698a9c20a775fb9c84
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SHA512
b1da8b8090be41b3b1240d8f13176bec1f85fba142e2d256772a615982db754525827accadc5049990ccb636e0de19486c796ba6b77bd547c87fc6704b3e64e8
Score
7/10
Malware Config
Signatures
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Suspicious use of SendNotifyMessage 4 IoCs
Processes:
Explorer.EXEpid process 1224 Explorer.EXE 1224 Explorer.EXE 1224 Explorer.EXE 1224 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
grabbot_0.1.5.6.vir.exesvchost.exedescription pid process Token: SeDebugPrivilege 1156 grabbot_0.1.5.6.vir.exe Token: SeSecurityPrivilege 1156 grabbot_0.1.5.6.vir.exe Token: SeSecurityPrivilege 1156 grabbot_0.1.5.6.vir.exe Token: SeSecurityPrivilege 1156 grabbot_0.1.5.6.vir.exe Token: SeSecurityPrivilege 1700 svchost.exe Token: SeSecurityPrivilege 1700 svchost.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
grabbot_0.1.5.6.vir.exesvchost.exepid process 1156 grabbot_0.1.5.6.vir.exe 1700 svchost.exe 1700 svchost.exe 1700 svchost.exe 1700 svchost.exe 1700 svchost.exe 1700 svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
grabbot_0.1.5.6.vir.exedescription pid process target process PID 1156 set thread context of 1700 1156 grabbot_0.1.5.6.vir.exe svchost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Explorer.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run Explorer.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\{9A2447D0-8980-7400-6000-5ED0B06AD6} = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9A2447D0-8980-7400-6000-5ED0B06AD6}\\wxdejopuvb.exe\"" Explorer.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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Processes:
Explorer.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Explorer.EXE -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
grabbot_0.1.5.6.vir.exedescription pid process target process PID 1156 wrote to memory of 1224 1156 grabbot_0.1.5.6.vir.exe Explorer.EXE PID 1156 wrote to memory of 1224 1156 grabbot_0.1.5.6.vir.exe Explorer.EXE PID 1156 wrote to memory of 1224 1156 grabbot_0.1.5.6.vir.exe Explorer.EXE PID 1156 wrote to memory of 1700 1156 grabbot_0.1.5.6.vir.exe svchost.exe PID 1156 wrote to memory of 1700 1156 grabbot_0.1.5.6.vir.exe svchost.exe PID 1156 wrote to memory of 1700 1156 grabbot_0.1.5.6.vir.exe svchost.exe PID 1156 wrote to memory of 1700 1156 grabbot_0.1.5.6.vir.exe svchost.exe PID 1156 wrote to memory of 1700 1156 grabbot_0.1.5.6.vir.exe svchost.exe PID 1156 wrote to memory of 1700 1156 grabbot_0.1.5.6.vir.exe svchost.exe -
Deletes itself 1 IoCs
Processes:
Explorer.EXEpid process 1224 Explorer.EXE -
Suspicious use of FindShellTrayWindow 5 IoCs
Processes:
Explorer.EXEpid process 1224 Explorer.EXE 1224 Explorer.EXE 1224 Explorer.EXE 1224 Explorer.EXE 1224 Explorer.EXE
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of SendNotifyMessage
- Adds Run key to start application
- Checks whether UAC is enabled
- Deletes itself
- Suspicious use of FindShellTrayWindow
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C:\Users\Admin\AppData\Local\Temp\grabbot_0.1.5.6.vir.exe"C:\Users\Admin\AppData\Local\Temp\grabbot_0.1.5.6.vir.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\svchost.exe"C:\Windows\system32\svchost.exe"3⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\{9A2447D0-8980-7400-6000-5ED0B06AD6}\UW3Cc9sK
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memory/1700-0-0x0000000010000000-0x000000001001F000-memory.dmpFilesize
124KB
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memory/1700-1-0x0000000010010DED-mapping.dmp
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memory/1700-2-0x0000000010000000-0x000000001001F000-memory.dmpFilesize
124KB