Analysis
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max time kernel
117s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
24/07/2023, 08:19
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe
Resource
win7-20230712-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe
Resource
win10v2004-20230703-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe
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Size
72KB
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MD5
3366e078787fb49a8d28fb321fc195f4
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SHA1
3df3b6429f495499230ea08c685010bf497f7eae
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SHA256
839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86
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SHA512
8bbb5fa7d9d568e2b1475ae7c77b2d4907659f05a3f08e5bf2900f93610c64dda60efd918d45df69ebf26881cb4cf3c1f1fb9f5f12ecc6596e951e7662aa87a1
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SSDEEP
1536:HnV4MJIt3tKIXbpCCIKFlLRsaRsJIBeWXQd:HV48It3tFdIeLiaiJ8zgd
Score
8/10
Malware Config
Signatures
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Stops running service(s) 3 TTPs
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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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Adds Run key to start application 2 TTPs 9 IoCs
description ioc Process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents\IMAIL reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents\MAPI reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run reg.exe Key deleted \REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Windows\CurrentVersion\Run reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run reg.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\SearchFilterHost = "cmd /c \"C:\\Users\\Admin\\AppData\\Local\\Temp\\839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe\" --zxcv" 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents\MSFS reg.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\OptionalComponents reg.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2832 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Kills process with taskkill 1 IoCs
pid Process 2728 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe Token: SeDebugPrivilege 2728 taskkill.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe -
Suspicious use of WriteProcessMemory 44 IoCs
description pid Process procid_target PID 2504 wrote to memory of 2120 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 28 PID 2504 wrote to memory of 2120 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 28 PID 2504 wrote to memory of 2120 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 28 PID 2504 wrote to memory of 2120 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 28 PID 2504 wrote to memory of 2908 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 32 PID 2504 wrote to memory of 2908 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 32 PID 2504 wrote to memory of 2908 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 32 PID 2504 wrote to memory of 2908 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 32 PID 2504 wrote to memory of 2932 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 33 PID 2504 wrote to memory of 2932 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 33 PID 2504 wrote to memory of 2932 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 33 PID 2504 wrote to memory of 2932 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 33 PID 2504 wrote to memory of 2928 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 36 PID 2504 wrote to memory of 2928 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 36 PID 2504 wrote to memory of 2928 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 36 PID 2504 wrote to memory of 2928 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 36 PID 2504 wrote to memory of 2824 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 37 PID 2504 wrote to memory of 2824 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 37 PID 2504 wrote to memory of 2824 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 37 PID 2504 wrote to memory of 2824 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 37 PID 2504 wrote to memory of 2832 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 40 PID 2504 wrote to memory of 2832 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 40 PID 2504 wrote to memory of 2832 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 40 PID 2504 wrote to memory of 2832 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 40 PID 2504 wrote to memory of 2728 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 42 PID 2504 wrote to memory of 2728 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 42 PID 2504 wrote to memory of 2728 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 42 PID 2504 wrote to memory of 2728 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 42 PID 2824 wrote to memory of 2436 2824 CMD.exe 44 PID 2824 wrote to memory of 2436 2824 CMD.exe 44 PID 2824 wrote to memory of 2436 2824 CMD.exe 44 PID 2824 wrote to memory of 2436 2824 CMD.exe 44 PID 2504 wrote to memory of 2872 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 45 PID 2504 wrote to memory of 2872 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 45 PID 2504 wrote to memory of 2872 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 45 PID 2504 wrote to memory of 2872 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 45 PID 2504 wrote to memory of 2700 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 47 PID 2504 wrote to memory of 2700 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 47 PID 2504 wrote to memory of 2700 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 47 PID 2504 wrote to memory of 2700 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 47 PID 2504 wrote to memory of 588 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 50 PID 2504 wrote to memory of 588 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 50 PID 2504 wrote to memory of 588 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 50 PID 2504 wrote to memory of 588 2504 839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe 50
Processes
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C:\Users\Admin\AppData\Local\Temp\839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe"C:\Users\Admin\AppData\Local\Temp\839c8c18858fc3e180f47320876aad7575d7116779a940a38f19271be19c9a86.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2504 -
C:\Windows\SysWOW64\CMD.exeCMD /C RD %TEMP% /S/Q & MKDIR %TEMP%2⤵PID:2120
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C:\Windows\SysWOW64\reg.exereg delete "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run" /f2⤵
- Adds Run key to start application
PID:2908
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C:\Windows\SysWOW64\reg.exereg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f2⤵
- Adds Run key to start application
PID:2932
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C:\Windows\SysWOW64\reg.exereg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run" /f2⤵PID:2928
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C:\Windows\SysWOW64\CMD.exeCMD /C %WINDIR%\sysnative\reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f2⤵
- Suspicious use of WriteProcessMemory
PID:2824 -
C:\Windows\system32\reg.exeC:\Windows\sysnative\reg delete "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /f3⤵
- Adds Run key to start application
PID:2436
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C:\Windows\SysWOW64\sc.exesc delete syshost322⤵
- Launches sc.exe
PID:2832
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C:\Windows\SysWOW64\taskkill.exetaskkill /f /im msiexec.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2728
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" CMD /C DEL /F /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\*.* "2⤵PID:2872
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" CMD /C DEL /F /S /Q "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\*.* "2⤵PID:2700
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C:\Windows\SysWOW64\notepad.exe"C:\Windows\System32\notepad.exe"2⤵PID:588
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1