Analysis
- max time kernel
139s - max time network
155s - platform
windows7_x64 - resource
win7v20210410 - 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 behavioral1/memory/1120-233-0x000000000043774E-mapping.dmp family_agenttesla - Downloads MZ/PE file
- Executes dropped EXE 4 IoCs
pid Process 524 images.exe 1220 images.exe 1656 yiqBGcxHd.exe 1120 yiqBGcxHd.exe - Sets DLL path for service in the registry 2 TTPs
- Loads dropped DLL 11 IoCs
pid Process 1952 5f5975aa54916c31a205ae5c29c0bfe2.exe 524 images.exe 1220 images.exe 304 Process not Found 1656 yiqBGcxHd.exe 1220 images.exe 1220 images.exe 1220 images.exe 1220 images.exe 1220 images.exe 1220 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\pjBfduB = "0" images.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\AllowMultipleTSSessions = "1" images.exe - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\System32\rfxvmt.dll images.exe - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1700 set thread context of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 524 set thread context of 1220 524 images.exe 47 PID 1656 set thread context of 1120 1656 yiqBGcxHd.exe 60 - 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 26 IoCs
pid Process 884 powershell.exe 884 powershell.exe 1236 powershell.exe 1236 powershell.exe 908 powershell.exe 908 powershell.exe 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 1936 powershell.exe 1936 powershell.exe 1100 powershell.exe 1100 powershell.exe 1876 powershell.exe 524 images.exe 524 images.exe 1876 powershell.exe 1672 powershell.exe 1672 powershell.exe 484 powershell.exe 484 powershell.exe 1236 powershell.exe 1656 yiqBGcxHd.exe 1656 yiqBGcxHd.exe 1236 powershell.exe 1120 yiqBGcxHd.exe 1120 yiqBGcxHd.exe - Suspicious behavior: LoadsDriver 3 IoCs
pid Process 304 Process not Found 304 Process not Found 304 Process not Found - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 884 powershell.exe Token: SeIncreaseQuotaPrivilege 884 powershell.exe Token: SeSecurityPrivilege 884 powershell.exe Token: SeTakeOwnershipPrivilege 884 powershell.exe Token: SeLoadDriverPrivilege 884 powershell.exe Token: SeSystemProfilePrivilege 884 powershell.exe Token: SeSystemtimePrivilege 884 powershell.exe Token: SeProfSingleProcessPrivilege 884 powershell.exe Token: SeIncBasePriorityPrivilege 884 powershell.exe Token: SeCreatePagefilePrivilege 884 powershell.exe Token: SeBackupPrivilege 884 powershell.exe Token: SeRestorePrivilege 884 powershell.exe Token: SeShutdownPrivilege 884 powershell.exe Token: SeDebugPrivilege 884 powershell.exe Token: SeSystemEnvironmentPrivilege 884 powershell.exe Token: SeRemoteShutdownPrivilege 884 powershell.exe Token: SeUndockPrivilege 884 powershell.exe Token: SeManageVolumePrivilege 884 powershell.exe Token: 33 884 powershell.exe Token: 34 884 powershell.exe Token: 35 884 powershell.exe Token: SeIncreaseQuotaPrivilege 884 powershell.exe Token: SeSecurityPrivilege 884 powershell.exe Token: SeTakeOwnershipPrivilege 884 powershell.exe Token: SeLoadDriverPrivilege 884 powershell.exe Token: SeSystemProfilePrivilege 884 powershell.exe Token: SeSystemtimePrivilege 884 powershell.exe Token: SeProfSingleProcessPrivilege 884 powershell.exe Token: SeIncBasePriorityPrivilege 884 powershell.exe Token: SeCreatePagefilePrivilege 884 powershell.exe Token: SeBackupPrivilege 884 powershell.exe Token: SeRestorePrivilege 884 powershell.exe Token: SeShutdownPrivilege 884 powershell.exe Token: SeDebugPrivilege 884 powershell.exe Token: SeSystemEnvironmentPrivilege 884 powershell.exe Token: SeRemoteShutdownPrivilege 884 powershell.exe Token: SeUndockPrivilege 884 powershell.exe Token: SeManageVolumePrivilege 884 powershell.exe Token: 33 884 powershell.exe Token: 34 884 powershell.exe Token: 35 884 powershell.exe Token: SeDebugPrivilege 1236 powershell.exe Token: SeIncreaseQuotaPrivilege 1236 powershell.exe Token: SeSecurityPrivilege 1236 powershell.exe Token: SeTakeOwnershipPrivilege 1236 powershell.exe Token: SeLoadDriverPrivilege 1236 powershell.exe Token: SeSystemProfilePrivilege 1236 powershell.exe Token: SeSystemtimePrivilege 1236 powershell.exe Token: SeProfSingleProcessPrivilege 1236 powershell.exe Token: SeIncBasePriorityPrivilege 1236 powershell.exe Token: SeCreatePagefilePrivilege 1236 powershell.exe Token: SeBackupPrivilege 1236 powershell.exe Token: SeRestorePrivilege 1236 powershell.exe Token: SeShutdownPrivilege 1236 powershell.exe Token: SeDebugPrivilege 1236 powershell.exe Token: SeSystemEnvironmentPrivilege 1236 powershell.exe Token: SeRemoteShutdownPrivilege 1236 powershell.exe Token: SeUndockPrivilege 1236 powershell.exe Token: SeManageVolumePrivilege 1236 powershell.exe Token: 33 1236 powershell.exe Token: 34 1236 powershell.exe Token: 35 1236 powershell.exe Token: SeIncreaseQuotaPrivilege 1236 powershell.exe Token: SeSecurityPrivilege 1236 powershell.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1220 images.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1700 wrote to memory of 884 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 29 PID 1700 wrote to memory of 884 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 29 PID 1700 wrote to memory of 884 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 29 PID 1700 wrote to memory of 884 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 29 PID 1700 wrote to memory of 1236 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 32 PID 1700 wrote to memory of 1236 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 32 PID 1700 wrote to memory of 1236 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 32 PID 1700 wrote to memory of 1236 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 32 PID 1700 wrote to memory of 908 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 34 PID 1700 wrote to memory of 908 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 34 PID 1700 wrote to memory of 908 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 34 PID 1700 wrote to memory of 908 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 34 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1700 wrote to memory of 1952 1700 5f5975aa54916c31a205ae5c29c0bfe2.exe 36 PID 1952 wrote to memory of 568 1952 5f5975aa54916c31a205ae5c29c0bfe2.exe 37 PID 1952 wrote to memory of 568 1952 5f5975aa54916c31a205ae5c29c0bfe2.exe 37 PID 1952 wrote to memory of 568 1952 5f5975aa54916c31a205ae5c29c0bfe2.exe 37 PID 1952 wrote to memory of 568 1952 5f5975aa54916c31a205ae5c29c0bfe2.exe 37 PID 1952 wrote to memory of 524 1952 5f5975aa54916c31a205ae5c29c0bfe2.exe 38 PID 1952 wrote to memory of 524 1952 5f5975aa54916c31a205ae5c29c0bfe2.exe 38 PID 1952 wrote to memory of 524 1952 5f5975aa54916c31a205ae5c29c0bfe2.exe 38 PID 1952 wrote to memory of 524 1952 5f5975aa54916c31a205ae5c29c0bfe2.exe 38 PID 568 wrote to memory of 704 568 cmd.exe 40 PID 568 wrote to memory of 704 568 cmd.exe 40 PID 568 wrote to memory of 704 568 cmd.exe 40 PID 568 wrote to memory of 704 568 cmd.exe 40 PID 524 wrote to memory of 1936 524 images.exe 41 PID 524 wrote to memory of 1936 524 images.exe 41 PID 524 wrote to memory of 1936 524 images.exe 41 PID 524 wrote to memory of 1936 524 images.exe 41 PID 524 wrote to memory of 1100 524 images.exe 43 PID 524 wrote to memory of 1100 524 images.exe 43 PID 524 wrote to memory of 1100 524 images.exe 43 PID 524 wrote to memory of 1100 524 images.exe 43 PID 524 wrote to memory of 1876 524 images.exe 45 PID 524 wrote to memory of 1876 524 images.exe 45 PID 524 wrote to memory of 1876 524 images.exe 45 PID 524 wrote to memory of 1876 524 images.exe 45 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 524 wrote to memory of 1220 524 images.exe 47 PID 1220 wrote to memory of 1840 1220 images.exe 48 PID 1220 wrote to memory of 1840 1220 images.exe 48 PID 1220 wrote to memory of 1840 1220 images.exe 48 PID 1220 wrote to memory of 1840 1220 images.exe 48 PID 1220 wrote to memory of 1840 1220 images.exe 48 PID 1220 wrote to memory of 1840 1220 images.exe 48
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:1700 -
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:884
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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:1236
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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:908
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C:\Users\Admin\AppData\Local\Temp\5f5975aa54916c31a205ae5c29c0bfe2.exeC:\Users\Admin\AppData\Local\Temp\5f5975aa54916c31a205ae5c29c0bfe2.exe2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1952 -
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:568 -
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:704
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C:\ProgramData\images.exe"C:\ProgramData\images.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:524 -
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:1936
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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:1100
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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:1876
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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:1220 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe"5⤵PID:1840
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C:\Users\Admin\AppData\Roaming\yiqBGcxHd.exe"C:\Users\Admin\AppData\Roaming\yiqBGcxHd.exe"5⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
PID:1656 -
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:1672
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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:484
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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:1236
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C:\Users\Admin\AppData\Local\Temp\yiqBGcxHd.exeC:\Users\Admin\AppData\Local\Temp\yiqBGcxHd.exe6⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1120
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