snakekeylogger | 62ae48d339e52a1b5be82e703025f2be10d6025f97fd784d40f2781d6ee886ec

Bypass User Account Control

T1088

Disabling Security Tools

Modify Registry

Processes:

GUM.EXE

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	GUM.EXE

WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
rat infostealer warzonerat

Windows security bypass 2 TTPs 1 IoCs

Disabling Security Tools

Modify Registry

Processes:

GUM.EXE

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	GUM.EXE

XpertRAT
XpertRAT is a remote access trojan with various capabilities.
rat xpertrat

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

Processes:

iexplore.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4.exe"	iexplore.exe

Executes dropped EXE 4 IoCs

Processes:

EGGMM.EXEGUM.EXEWALL PAPER.EXEimages.exe

pid	Process
548	EGGMM.EXE
1388	GUM.EXE
948	WALL PAPER.EXE
1248	images.exe

Loads dropped DLL 15 IoCs

Processes:

first_payload.exeGUM.EXEWALL PAPER.EXEimages.exe

pid	Process
1056	first_payload.exe
1056	first_payload.exe
1056	first_payload.exe
1056	first_payload.exe
1388	GUM.EXE
1388	GUM.EXE
1388	GUM.EXE
948	WALL PAPER.EXE
948	WALL PAPER.EXE
1248	images.exe
1248	images.exe
1248	images.exe
1248	images.exe
1248	images.exe
1248	images.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Windows security modification 2 TTPs 1 IoCs

Disabling Security Tools

Modify Registry

Processes:

GUM.EXE

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	GUM.EXE

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

iexplore.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	iexplore.exe

Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs

collection

Email Collection

T1114

Processes:

EGGMM.EXEimages.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EGGMM.EXE
Key opened	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EGGMM.EXE
Key opened	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EGGMM.EXE
Key opened	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	images.exe
Key opened	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	images.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

Processes:

iexplore.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4.exe"	iexplore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

System Information Discovery

T1082

Processes:

GUM.EXE

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	GUM.EXE

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow	ioc
6	checkip.dyndns.org

Suspicious use of SetThreadContext 8 IoCs

Processes:

GUM.EXEiexplore.exe

description	pid	Process	procid_target
PID 1388 set thread context of 1412	1388	GUM.EXE	30
PID 1388 set thread context of 1780	1388	GUM.EXE	31
PID 1780 set thread context of 1524	1780	iexplore.exe	32
PID 1780 set thread context of 1732	1780	iexplore.exe	33
PID 1780 set thread context of 820	1780	iexplore.exe	34
PID 1780 set thread context of 1100	1780	iexplore.exe	36
PID 1780 set thread context of 1932	1780	iexplore.exe	37
PID 1780 set thread context of 1452	1780	iexplore.exe	38

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

GUM.EXEEGGMM.EXE

pid	Process
1388	GUM.EXE
548	EGGMM.EXE
1388	GUM.EXE
1388	GUM.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

EGGMM.EXEiexplore.exeiexplore.exe

description	pid	Process
Token: SeDebugPrivilege	548	EGGMM.EXE
Token: SeDebugPrivilege	1780	iexplore.exe
Token: SeDebugPrivilege	1524	iexplore.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

GUM.EXEiexplore.exeimages.exe

pid	Process
1388	GUM.EXE
1780	iexplore.exe
1248	images.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

first_payload.exeGUM.EXEiexplore.exe

description	pid	Process	procid_target
PID 1056 wrote to memory of 548	1056	first_payload.exe	27
PID 1056 wrote to memory of 548	1056	first_payload.exe	27
PID 1056 wrote to memory of 548	1056	first_payload.exe	27
PID 1056 wrote to memory of 548	1056	first_payload.exe	27
PID 1056 wrote to memory of 1388	1056	first_payload.exe	28
PID 1056 wrote to memory of 1388	1056	first_payload.exe	28
PID 1056 wrote to memory of 1388	1056	first_payload.exe	28
PID 1056 wrote to memory of 1388	1056	first_payload.exe	28
PID 1056 wrote to memory of 1388	1056	first_payload.exe	28
PID 1056 wrote to memory of 1388	1056	first_payload.exe	28
PID 1056 wrote to memory of 1388	1056	first_payload.exe	28
PID 1056 wrote to memory of 948	1056	first_payload.exe	29
PID 1056 wrote to memory of 948	1056	first_payload.exe	29
PID 1056 wrote to memory of 948	1056	first_payload.exe	29
PID 1056 wrote to memory of 948	1056	first_payload.exe	29
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1412	1388	GUM.EXE	30
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1388 wrote to memory of 1780	1388	GUM.EXE	31
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1524	1780	iexplore.exe	32
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33
PID 1780 wrote to memory of 1732	1780	iexplore.exe	33

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

Processes:

GUM.EXE

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	GUM.EXE

outlook_office_path 1 IoCs

Processes:

images.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	images.exe

outlook_win_path 1 IoCs

Processes:

images.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	images.exe

C:\Users\Admin\AppData\Local\Temp\first_payload.exe
"C:\Users\Admin\AppData\Local\Temp\first_payload.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1056
- C:\Users\Admin\AppData\Local\Temp\EGGMM.EXE
  "C:\Users\Admin\AppData\Local\Temp\EGGMM.EXE"
  2⤵
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:548
- C:\Users\Admin\AppData\Local\Temp\GUM.EXE
  "C:\Users\Admin\AppData\Local\Temp\GUM.EXE"
  2⤵
  - UAC bypass
  - Windows security bypass
  - Executes dropped EXE
  - Loads dropped DLL
  - Windows security modification
  - Checks whether UAC is enabled
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:1388
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    C:\Users\Admin\AppData\Local\Temp\GUM.EXE
    3⤵
    PID:1412
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    C:\Users\Admin\AppData\Local\Temp\GUM.EXE
    3⤵
    - Adds policy Run key to start application
    - Adds Run key to start application
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1780
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\asnaliqfq0.txt"
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:1524
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\asnaliqfq1.txt"
      4⤵
      Accesses Microsoft Outlook accounts
      PID:1732
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\asnaliqfq2.txt"
      4⤵
      PID:820
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\asnaliqfq3.txt"
      4⤵
      PID:1100
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\asnaliqfq3.txt"
      4⤵
      PID:1932
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      /stext "C:\Users\Admin\AppData\Roaming\Y1F5W2I0-W6V4-G5S1-T8J1-U5Y8L0K337W4\asnaliqfq4.txt"
      4⤵
      PID:1452
- C:\Users\Admin\AppData\Local\Temp\WALL PAPER.EXE
  "C:\Users\Admin\AppData\Local\Temp\WALL PAPER.EXE"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:948
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"
    3⤵
    PID:1308
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /f /v Load /t REG_SZ /d "C:\ProgramData\images.exe"
      4⤵
      PID:1636
- - C:\ProgramData\images.exe
    "C:\ProgramData\images.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Suspicious use of SetWindowsHookEx
    - outlook_office_path
    - outlook_win_path
    PID:1248
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe"
      4⤵
      PID:2012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

Modify Registry