Analysis
-
max time kernel
119s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
11-12-2024 03:30
Static task
static1
Behavioral task
behavioral1
Sample
cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe
Resource
win10v2004-20241007-en
General
-
Target
cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe
-
Size
909KB
-
MD5
ff7e78da9c8e580229fe95dfdfe5b098
-
SHA1
ab968e47e463f29426116753b0ca086fd5b33cdb
-
SHA256
cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d
-
SHA512
45517b8bc96613daeabb738a42188b8ef19b0ac2b53e3202f7d86f683dacdbe1c4a78414938ab5ad0b48b7c546bc89a78932e3b8a1dbf6604e59b4887de48409
-
SSDEEP
12288:v9Qw+JBpSqWsX8yViJMjLDXGn6pYn21S20YDOcAvrFa1:lUJBp3WxqiJs2IYn21SwacAv
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7339564661:AAFzTB6gEWMndjXYyD5LCn17UEBISRR8wDI/sendMessage?chat_id=6443825857
Signatures
-
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
-
Vipkeylogger family
-
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2684 powershell.exe 2796 powershell.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.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.
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2332 set thread context of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2712 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 2720 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 2796 powershell.exe 2684 powershell.exe 2720 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe Token: SeDebugPrivilege 2720 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe Token: SeDebugPrivilege 2796 powershell.exe Token: SeDebugPrivilege 2684 powershell.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2332 wrote to memory of 2684 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 31 PID 2332 wrote to memory of 2684 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 31 PID 2332 wrote to memory of 2684 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 31 PID 2332 wrote to memory of 2684 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 31 PID 2332 wrote to memory of 2796 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 33 PID 2332 wrote to memory of 2796 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 33 PID 2332 wrote to memory of 2796 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 33 PID 2332 wrote to memory of 2796 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 33 PID 2332 wrote to memory of 2712 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 35 PID 2332 wrote to memory of 2712 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 35 PID 2332 wrote to memory of 2712 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 35 PID 2332 wrote to memory of 2712 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 35 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 PID 2332 wrote to memory of 2720 2332 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe 37 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe"C:\Users\Admin\AppData\Local\Temp\cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2332 -
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\cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2684
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GJgncWe.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2796
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GJgncWe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3321.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2712
-
-
C:\Users\Admin\AppData\Local\Temp\cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe"C:\Users\Admin\AppData\Local\Temp\cefa40083339d42320bc1f9ba33c578b8abe47e15eb0dd6b0ba2f734aa8f3d6d.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2720
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD5c8ef1796ef9c0f23e7af2cf18aefff37
SHA112bb99e79102ef281843922f5beb38482041ebbd
SHA25605ff2832ea9b6ba9742d076d720378da1d04562e4827e179d523c7bbdc871af0
SHA5123ea7158dff4645dc5ba1308803400075c174143da4e18c87c00e5d1e153b9aaee502afcb8ac7892b3843f6083ed2531db22334fd3d0b8d8815b70edd7893154e
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\YZQ3VQO71U2D1EFO0EAC.temp
Filesize7KB
MD5f4f3737a859f76a2456d030f7bd53288
SHA1f5ff52fed5ec9f9d491fe0d1ec91010558100da7
SHA25656090168bce1d9237540ff6198039da69808c00cce79aa75cd11beb901c4b38d
SHA512f68293611101517164052fe2101fd33e8f09f07fc1c11b967cea2bcc96d49a2f561bebd7b43c7646a5eef7ba6caf11a938041d4332bc1640e9e8026b2af46cac