Analysis
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max time kernel
148s -
max time network
124s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
25-02-2021 03:32
Static task
static1
Behavioral task
behavioral1
Sample
Versanddetails.exe
Resource
win7v20201028
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.greatdeck.co - Port:
587 - Username:
info.network@greatdeck.co - Password:
Greatd@2018$!
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1132-60-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1132-61-0x00000000004375EE-mapping.dmp family_agenttesla behavioral1/memory/1132-63-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Nirsoft 7 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe Nirsoft \Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe Nirsoft C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe Nirsoft C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe Nirsoft \Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe Nirsoft \Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe Nirsoft C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe Nirsoft -
Executes dropped EXE 2 IoCs
Processes:
AdvancedRun.exeAdvancedRun.exepid process 1672 AdvancedRun.exe 1496 AdvancedRun.exe -
Loads dropped DLL 4 IoCs
Processes:
Versanddetails.exeAdvancedRun.exepid process 2008 Versanddetails.exe 2008 Versanddetails.exe 1672 AdvancedRun.exe 1672 AdvancedRun.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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:
Versanddetails.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe = "0" Versanddetails.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Real-Time Protection Versanddetails.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" Versanddetails.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Spynet\SubmitSamplesConsent = "0" Versanddetails.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features Versanddetails.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" Versanddetails.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Exclusions\Paths Versanddetails.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Exclusions Versanddetails.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Versanddetails.exedescription pid process target process PID 2008 set thread context of 1132 2008 Versanddetails.exe Versanddetails.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
AdvancedRun.exeAdvancedRun.exepowershell.exeVersanddetails.exepid process 1672 AdvancedRun.exe 1672 AdvancedRun.exe 1496 AdvancedRun.exe 1496 AdvancedRun.exe 1068 powershell.exe 1068 powershell.exe 1132 Versanddetails.exe 1132 Versanddetails.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
Processes:
Versanddetails.exeAdvancedRun.exeAdvancedRun.exepowershell.exeVersanddetails.exedescription pid process Token: SeDebugPrivilege 2008 Versanddetails.exe Token: SeDebugPrivilege 1672 AdvancedRun.exe Token: SeImpersonatePrivilege 1672 AdvancedRun.exe Token: SeDebugPrivilege 1496 AdvancedRun.exe Token: SeImpersonatePrivilege 1496 AdvancedRun.exe Token: SeDebugPrivilege 1068 powershell.exe Token: SeDebugPrivilege 1132 Versanddetails.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Versanddetails.exepid process 1132 Versanddetails.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
Versanddetails.exeAdvancedRun.exedescription pid process target process PID 2008 wrote to memory of 1672 2008 Versanddetails.exe AdvancedRun.exe PID 2008 wrote to memory of 1672 2008 Versanddetails.exe AdvancedRun.exe PID 2008 wrote to memory of 1672 2008 Versanddetails.exe AdvancedRun.exe PID 2008 wrote to memory of 1672 2008 Versanddetails.exe AdvancedRun.exe PID 1672 wrote to memory of 1496 1672 AdvancedRun.exe AdvancedRun.exe PID 1672 wrote to memory of 1496 1672 AdvancedRun.exe AdvancedRun.exe PID 1672 wrote to memory of 1496 1672 AdvancedRun.exe AdvancedRun.exe PID 1672 wrote to memory of 1496 1672 AdvancedRun.exe AdvancedRun.exe PID 2008 wrote to memory of 1068 2008 Versanddetails.exe powershell.exe PID 2008 wrote to memory of 1068 2008 Versanddetails.exe powershell.exe PID 2008 wrote to memory of 1068 2008 Versanddetails.exe powershell.exe PID 2008 wrote to memory of 1068 2008 Versanddetails.exe powershell.exe PID 2008 wrote to memory of 1132 2008 Versanddetails.exe Versanddetails.exe PID 2008 wrote to memory of 1132 2008 Versanddetails.exe Versanddetails.exe PID 2008 wrote to memory of 1132 2008 Versanddetails.exe Versanddetails.exe PID 2008 wrote to memory of 1132 2008 Versanddetails.exe Versanddetails.exe PID 2008 wrote to memory of 1132 2008 Versanddetails.exe Versanddetails.exe PID 2008 wrote to memory of 1132 2008 Versanddetails.exe Versanddetails.exe PID 2008 wrote to memory of 1132 2008 Versanddetails.exe Versanddetails.exe PID 2008 wrote to memory of 1132 2008 Versanddetails.exe Versanddetails.exe PID 2008 wrote to memory of 1132 2008 Versanddetails.exe Versanddetails.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe"C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe"1⤵
- Loads dropped DLL
- Windows security modification
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe"C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe" /EXEFilename "C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\test.bat" /WindowState ""0"" /PriorityClass ""32"" /CommandLine "" /StartDirectory "" /RunAs 8 /Run2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe"C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exe" /SpecialRun 4101d8 16723⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe" -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe"C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exeMD5
17fc12902f4769af3a9271eb4e2dacce
SHA19a4a1581cc3971579574f837e110f3bd6d529dab
SHA25629ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b
SHA512036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a
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C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exeMD5
17fc12902f4769af3a9271eb4e2dacce
SHA19a4a1581cc3971579574f837e110f3bd6d529dab
SHA25629ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b
SHA512036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a
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C:\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exeMD5
17fc12902f4769af3a9271eb4e2dacce
SHA19a4a1581cc3971579574f837e110f3bd6d529dab
SHA25629ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b
SHA512036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a
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\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exeMD5
17fc12902f4769af3a9271eb4e2dacce
SHA19a4a1581cc3971579574f837e110f3bd6d529dab
SHA25629ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b
SHA512036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a
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\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exeMD5
17fc12902f4769af3a9271eb4e2dacce
SHA19a4a1581cc3971579574f837e110f3bd6d529dab
SHA25629ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b
SHA512036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a
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\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exeMD5
17fc12902f4769af3a9271eb4e2dacce
SHA19a4a1581cc3971579574f837e110f3bd6d529dab
SHA25629ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b
SHA512036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a
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\Users\Admin\AppData\Local\Temp\1f051942-5229-48c8-ae03-b9d3b46f173f\AdvancedRun.exeMD5
17fc12902f4769af3a9271eb4e2dacce
SHA19a4a1581cc3971579574f837e110f3bd6d529dab
SHA25629ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b
SHA512036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a
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memory/1068-23-0x0000000002580000-0x0000000002581000-memory.dmpFilesize
4KB
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memory/1068-29-0x00000000060B0000-0x00000000060B1000-memory.dmpFilesize
4KB
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memory/1068-59-0x0000000006310000-0x0000000006311000-memory.dmpFilesize
4KB
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memory/1068-58-0x0000000006300000-0x0000000006301000-memory.dmpFilesize
4KB
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memory/1068-44-0x00000000061E0000-0x00000000061E1000-memory.dmpFilesize
4KB
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memory/1068-43-0x0000000006280000-0x0000000006281000-memory.dmpFilesize
4KB
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memory/1068-36-0x0000000006120000-0x0000000006121000-memory.dmpFilesize
4KB
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memory/1068-18-0x0000000000000000-mapping.dmp
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memory/1068-20-0x0000000073AF0000-0x00000000741DE000-memory.dmpFilesize
6.9MB
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memory/1068-21-0x00000000009F0000-0x00000000009F1000-memory.dmpFilesize
4KB
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memory/1068-22-0x00000000047D0000-0x00000000047D1000-memory.dmpFilesize
4KB
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memory/1068-35-0x000000007EF30000-0x000000007EF31000-memory.dmpFilesize
4KB
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memory/1068-24-0x0000000004790000-0x0000000004791000-memory.dmpFilesize
4KB
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memory/1068-25-0x0000000004792000-0x0000000004793000-memory.dmpFilesize
4KB
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memory/1068-26-0x0000000005240000-0x0000000005241000-memory.dmpFilesize
4KB
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memory/1068-34-0x00000000060F0000-0x00000000060F1000-memory.dmpFilesize
4KB
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memory/1132-60-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1132-66-0x0000000004831000-0x0000000004832000-memory.dmpFilesize
4KB
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memory/1132-65-0x0000000004830000-0x0000000004831000-memory.dmpFilesize
4KB
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memory/1132-63-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1132-62-0x0000000073AF0000-0x00000000741DE000-memory.dmpFilesize
6.9MB
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memory/1132-61-0x00000000004375EE-mapping.dmp
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memory/1496-15-0x0000000000000000-mapping.dmp
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memory/1672-9-0x0000000000000000-mapping.dmp
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memory/1672-11-0x0000000075EA1000-0x0000000075EA3000-memory.dmpFilesize
8KB
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memory/2008-6-0x0000000000410000-0x00000000004B3000-memory.dmpFilesize
652KB
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memory/2008-5-0x0000000000610000-0x0000000000611000-memory.dmpFilesize
4KB
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memory/2008-3-0x0000000000130000-0x0000000000131000-memory.dmpFilesize
4KB
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memory/2008-2-0x0000000073AF0000-0x00000000741DE000-memory.dmpFilesize
6.9MB