Analysis
- max time kernel
129s - max time network
155s - platform
windows10_x64 - resource
win10v20210408 - submitted
15/07/2021, 09:44
Static task
static1
Behavioral task
behavioral1
Sample
5f5975aa54916c31a205ae5c29c0bfe2.exe
Resource
win7v20210410
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
5f5975aa54916c31a205ae5c29c0bfe2.exe
Resource
win10v20210408
0 signatures
0 seconds
General
- Target 5f5975aa54916c31a205ae5c29c0bfe2.exe
- Size 368KB
- Sample210715-letdbzjsba
- SHA256 043544fc666b260b348dbd6c004ac8a76c62418e34b3330e6d0a1fac1dfc3f9f
- MD5 5f5975aa54916c31a205ae5c29c0bfe2
- SHA1 4c309f984a5d02227773cf476384422aa8f34819
- SHA512 0277be3783adf1266d77dfbcfa3f586ce58f9a63a5293a8cc75d21a7b9fa713c83fa7119fed892f320e8dd01b1940a6a1aebd5f47a62bb73a98b04101bf0775e
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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warzonerat
C2
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sdafsdffssffs.ydns.eu:6703
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
- AgentTesla Payload 1 IoCs
resource yara_rule behavioral2/memory/1840-958-0x000000000043774E-mapping.dmp family_agenttesla - Downloads MZ/PE file
- Executes dropped EXE 6 IoCs
pid Process 4012 images.exe 3140 images.exe 2252 images.exe 3840 images.exe 3888 HcckhmzdA.exe 1840 HcckhmzdA.exe - Sets DLL path for service in the registry 2 TTPs
- Loads dropped DLL 7 IoCs
pid Process 3124 svchost.exe 3840 images.exe 3840 images.exe 3840 images.exe 3840 images.exe 3840 images.exe 3840 images.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Modifies WinLogon 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts\UserList images.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts images.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\SpecialAccounts\UserList\JcwHHAs = "0" images.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AllowMultipleTSSessions = "1" images.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\System32\rfxvmt.dll images.exe File opened for modification C:\Windows\System32\rfxvmt.dll images.exe - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3920 set thread context of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 4012 set thread context of 3840 4012 images.exe 97 PID 3888 set thread context of 1840 3888 HcckhmzdA.exe 109 - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Microsoft DN1\sqlmap.dll images.exe File created C:\Program Files\Microsoft DN1\rdpwrap.ini images.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 47 IoCs
pid Process 928 powershell.exe 928 powershell.exe 928 powershell.exe 2652 powershell.exe 2652 powershell.exe 2652 powershell.exe 1200 powershell.exe 1200 powershell.exe 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 1200 powershell.exe 948 powershell.exe 948 powershell.exe 948 powershell.exe 2884 powershell.exe 2884 powershell.exe 2884 powershell.exe 388 powershell.exe 388 powershell.exe 4012 images.exe 4012 images.exe 4012 images.exe 4012 images.exe 4012 images.exe 4012 images.exe 4012 images.exe 4012 images.exe 4012 images.exe 4012 images.exe 388 powershell.exe 3124 svchost.exe 3124 svchost.exe 3124 svchost.exe 3124 svchost.exe 1440 powershell.exe 1440 powershell.exe 1440 powershell.exe 1808 powershell.exe 1808 powershell.exe 1808 powershell.exe 2872 powershell.exe 3888 HcckhmzdA.exe 3888 HcckhmzdA.exe 2872 powershell.exe 1840 HcckhmzdA.exe 1840 HcckhmzdA.exe 2872 powershell.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 616 Process not Found - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 928 powershell.exe Token: SeIncreaseQuotaPrivilege 928 powershell.exe Token: SeSecurityPrivilege 928 powershell.exe Token: SeTakeOwnershipPrivilege 928 powershell.exe Token: SeLoadDriverPrivilege 928 powershell.exe Token: SeSystemProfilePrivilege 928 powershell.exe Token: SeSystemtimePrivilege 928 powershell.exe Token: SeProfSingleProcessPrivilege 928 powershell.exe Token: SeIncBasePriorityPrivilege 928 powershell.exe Token: SeCreatePagefilePrivilege 928 powershell.exe Token: SeBackupPrivilege 928 powershell.exe Token: SeRestorePrivilege 928 powershell.exe Token: SeShutdownPrivilege 928 powershell.exe Token: SeDebugPrivilege 928 powershell.exe Token: SeSystemEnvironmentPrivilege 928 powershell.exe Token: SeRemoteShutdownPrivilege 928 powershell.exe Token: SeUndockPrivilege 928 powershell.exe Token: SeManageVolumePrivilege 928 powershell.exe Token: 33 928 powershell.exe Token: 34 928 powershell.exe Token: 35 928 powershell.exe Token: 36 928 powershell.exe Token: SeIncreaseQuotaPrivilege 928 powershell.exe Token: SeSecurityPrivilege 928 powershell.exe Token: SeTakeOwnershipPrivilege 928 powershell.exe Token: SeLoadDriverPrivilege 928 powershell.exe Token: SeSystemProfilePrivilege 928 powershell.exe Token: SeSystemtimePrivilege 928 powershell.exe Token: SeProfSingleProcessPrivilege 928 powershell.exe Token: SeIncBasePriorityPrivilege 928 powershell.exe Token: SeCreatePagefilePrivilege 928 powershell.exe Token: SeBackupPrivilege 928 powershell.exe Token: SeRestorePrivilege 928 powershell.exe Token: SeShutdownPrivilege 928 powershell.exe Token: SeDebugPrivilege 928 powershell.exe Token: SeSystemEnvironmentPrivilege 928 powershell.exe Token: SeRemoteShutdownPrivilege 928 powershell.exe Token: SeUndockPrivilege 928 powershell.exe Token: SeManageVolumePrivilege 928 powershell.exe Token: 33 928 powershell.exe Token: 34 928 powershell.exe Token: 35 928 powershell.exe Token: 36 928 powershell.exe Token: SeDebugPrivilege 2652 powershell.exe Token: SeIncreaseQuotaPrivilege 2652 powershell.exe Token: SeSecurityPrivilege 2652 powershell.exe Token: SeTakeOwnershipPrivilege 2652 powershell.exe Token: SeLoadDriverPrivilege 2652 powershell.exe Token: SeSystemProfilePrivilege 2652 powershell.exe Token: SeSystemtimePrivilege 2652 powershell.exe Token: SeProfSingleProcessPrivilege 2652 powershell.exe Token: SeIncBasePriorityPrivilege 2652 powershell.exe Token: SeCreatePagefilePrivilege 2652 powershell.exe Token: SeBackupPrivilege 2652 powershell.exe Token: SeRestorePrivilege 2652 powershell.exe Token: SeShutdownPrivilege 2652 powershell.exe Token: SeDebugPrivilege 2652 powershell.exe Token: SeSystemEnvironmentPrivilege 2652 powershell.exe Token: SeRemoteShutdownPrivilege 2652 powershell.exe Token: SeUndockPrivilege 2652 powershell.exe Token: SeManageVolumePrivilege 2652 powershell.exe Token: 33 2652 powershell.exe Token: 34 2652 powershell.exe Token: 35 2652 powershell.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3840 images.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3920 wrote to memory of 928 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 77 PID 3920 wrote to memory of 928 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 77 PID 3920 wrote to memory of 928 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 77 PID 3920 wrote to memory of 2652 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 80 PID 3920 wrote to memory of 2652 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 80 PID 3920 wrote to memory of 2652 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 80 PID 3920 wrote to memory of 1200 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 82 PID 3920 wrote to memory of 1200 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 82 PID 3920 wrote to memory of 1200 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 82 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3920 wrote to memory of 3460 3920 5f5975aa54916c31a205ae5c29c0bfe2.exe 84 PID 3460 wrote to memory of 688 3460 5f5975aa54916c31a205ae5c29c0bfe2.exe 85 PID 3460 wrote to memory of 688 3460 5f5975aa54916c31a205ae5c29c0bfe2.exe 85 PID 3460 wrote to memory of 688 3460 5f5975aa54916c31a205ae5c29c0bfe2.exe 85 PID 3460 wrote to memory of 4012 3460 5f5975aa54916c31a205ae5c29c0bfe2.exe 86 PID 3460 wrote to memory of 4012 3460 5f5975aa54916c31a205ae5c29c0bfe2.exe 86 PID 3460 wrote to memory of 4012 3460 5f5975aa54916c31a205ae5c29c0bfe2.exe 86 PID 688 wrote to memory of 3888 688 cmd.exe 88 PID 688 wrote to memory of 3888 688 cmd.exe 88 PID 688 wrote to memory of 3888 688 cmd.exe 88 PID 4012 wrote to memory of 948 4012 images.exe 89 PID 4012 wrote to memory of 948 4012 images.exe 89 PID 4012 wrote to memory of 948 4012 images.exe 89 PID 4012 wrote to memory of 2884 4012 images.exe 91 PID 4012 wrote to memory of 2884 4012 images.exe 91 PID 4012 wrote to memory of 2884 4012 images.exe 91 PID 4012 wrote to memory of 388 4012 images.exe 93 PID 4012 wrote to memory of 388 4012 images.exe 93 PID 4012 wrote to memory of 388 4012 images.exe 93 PID 4012 wrote to memory of 3140 4012 images.exe 95 PID 4012 wrote to memory of 3140 4012 images.exe 95 PID 4012 wrote to memory of 3140 4012 images.exe 95 PID 4012 wrote to memory of 2252 4012 images.exe 96 PID 4012 wrote to memory of 2252 4012 images.exe 96 PID 4012 wrote to memory of 2252 4012 images.exe 96 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 4012 wrote to memory of 3840 4012 images.exe 97 PID 3840 wrote to memory of 812 3840 images.exe 98 PID 3840 wrote to memory of 812 3840 images.exe 98 PID 3840 wrote to memory of 812 3840 images.exe 98 PID 3840 wrote to memory of 812 3840 images.exe 98 PID 3840 wrote to memory of 812 3840 images.exe 98 PID 3840 wrote to memory of 3888 3840 images.exe 100 PID 3840 wrote to memory of 3888 3840 images.exe 100 PID 3840 wrote to memory of 3888 3840 images.exe 100 PID 3888 wrote to memory of 1440 3888 HcckhmzdA.exe 103 PID 3888 wrote to memory of 1440 3888 HcckhmzdA.exe 103 PID 3888 wrote to memory of 1440 3888 HcckhmzdA.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\5f5975aa54916c31a205ae5c29c0bfe2.exe"C:\Users\Admin\AppData\Local\Temp\5f5975aa54916c31a205ae5c29c0bfe2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3920 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.yahoo.com2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:928
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.yahoo.com2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2652
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.yahoo.com2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1200
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C:\Users\Admin\AppData\Local\Temp\5f5975aa54916c31a205ae5c29c0bfe2.exeC:\Users\Admin\AppData\Local\Temp\5f5975aa54916c31a205ae5c29c0bfe2.exe2⤵
- Suspicious use of WriteProcessMemory
PID:3460 -
C:\Windows\SysWOW64\cmd.execmd.exe /c REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:688 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"4⤵PID:3888
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C:\ProgramData\images.exe"C:\ProgramData\images.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4012 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.yahoo.com4⤵
- Suspicious behavior: EnumeratesProcesses
PID:948
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.yahoo.com4⤵
- Suspicious behavior: EnumeratesProcesses
PID:2884
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.yahoo.com4⤵
- Suspicious behavior: EnumeratesProcesses
PID:388
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C:\Users\Admin\AppData\Local\Temp\images.exeC:\Users\Admin\AppData\Local\Temp\images.exe4⤵
- Executes dropped EXE
PID:3140
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C:\Users\Admin\AppData\Local\Temp\images.exeC:\Users\Admin\AppData\Local\Temp\images.exe4⤵
- Executes dropped EXE
PID:2252
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C:\Users\Admin\AppData\Local\Temp\images.exeC:\Users\Admin\AppData\Local\Temp\images.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies WinLogon
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3840 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe"5⤵PID:812
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C:\Users\Admin\AppData\Roaming\HcckhmzdA.exe"C:\Users\Admin\AppData\Roaming\HcckhmzdA.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3888 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.yahoo.com6⤵
- Suspicious behavior: EnumeratesProcesses
PID:1440
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.yahoo.com6⤵
- Suspicious behavior: EnumeratesProcesses
PID:1808
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection www.yahoo.com6⤵
- Suspicious behavior: EnumeratesProcesses
PID:2872
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C:\Users\Admin\AppData\Local\Temp\HcckhmzdA.exeC:\Users\Admin\AppData\Local\Temp\HcckhmzdA.exe6⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1840
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k networkservice -s TermService1⤵PID:3628
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -s TermService1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3124