Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31/10/2024, 09:52
Static task
static1
Behavioral task
behavioral1
Sample
FERROFABINV.pdf.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
FERROFABINV.pdf.exe
Resource
win10v2004-20241007-en
General
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Target
FERROFABINV.pdf.exe
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Size
760KB
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MD5
7ef30b948f770a3ab89ba600d7769567
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SHA1
b174f4af296920bad58ee090c461f6373d621529
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SHA256
b648506a859a6eecb51355d7cf78e6233c99e51d190a5fa068706f1fe511b209
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SHA512
25a7dd8a3c1fba91e82adb045a2eb9eaff873811b8084bf7e07386b564b8eae635a65ef65d8d5025371bfd748a53f83edcbaa8fc1deb780fabe41c9f78220de5
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SSDEEP
12288:qdAoaDPw1Qk89TmyRvmG9CmmRWAyJ5z6+gn6+iUziaZ1GjK8abMVvdOnK3RlHKxl:GwLw9gTFRbhSWduhn6SBnGWyXOnK/Kxl
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
smtp.ionos.fr - Port:
587 - Username:
[email protected] - Password:
Jc.2o3o@ - Email To:
[email protected]
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3648 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation FERROFABINV.pdf.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.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FERROFABINV.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FERROFABINV.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FERROFABINV.pdf.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 28 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 968 set thread context of 1608 968 FERROFABINV.pdf.exe 102 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 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 FERROFABINV.pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FERROFABINV.pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.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 2996 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 968 FERROFABINV.pdf.exe 968 FERROFABINV.pdf.exe 968 FERROFABINV.pdf.exe 968 FERROFABINV.pdf.exe 968 FERROFABINV.pdf.exe 3648 powershell.exe 1608 FERROFABINV.pdf.exe 3648 powershell.exe 1608 FERROFABINV.pdf.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 968 FERROFABINV.pdf.exe Token: SeDebugPrivilege 3648 powershell.exe Token: SeDebugPrivilege 1608 FERROFABINV.pdf.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 968 wrote to memory of 3648 968 FERROFABINV.pdf.exe 98 PID 968 wrote to memory of 3648 968 FERROFABINV.pdf.exe 98 PID 968 wrote to memory of 3648 968 FERROFABINV.pdf.exe 98 PID 968 wrote to memory of 2996 968 FERROFABINV.pdf.exe 100 PID 968 wrote to memory of 2996 968 FERROFABINV.pdf.exe 100 PID 968 wrote to memory of 2996 968 FERROFABINV.pdf.exe 100 PID 968 wrote to memory of 1608 968 FERROFABINV.pdf.exe 102 PID 968 wrote to memory of 1608 968 FERROFABINV.pdf.exe 102 PID 968 wrote to memory of 1608 968 FERROFABINV.pdf.exe 102 PID 968 wrote to memory of 1608 968 FERROFABINV.pdf.exe 102 PID 968 wrote to memory of 1608 968 FERROFABINV.pdf.exe 102 PID 968 wrote to memory of 1608 968 FERROFABINV.pdf.exe 102 PID 968 wrote to memory of 1608 968 FERROFABINV.pdf.exe 102 PID 968 wrote to memory of 1608 968 FERROFABINV.pdf.exe 102 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FERROFABINV.pdf.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 FERROFABINV.pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\FERROFABINV.pdf.exe"C:\Users\Admin\AppData\Local\Temp\FERROFABINV.pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:968 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qcwJfgKIRobT.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3648
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qcwJfgKIRobT" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCD81.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2996
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C:\Users\Admin\AppData\Local\Temp\FERROFABINV.pdf.exe"C:\Users\Admin\AppData\Local\Temp\FERROFABINV.pdf.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:1608
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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
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD556ed406c527cf15c2ecdebc7ce5a9cf8
SHA142ed8ba85b1b5bc023b6e9652cce519f52362c65
SHA2566371e36af74f57d18e391cd05b829aac4620a6a5fa141f598450c93805dacea9
SHA5126ae0fbe5a6aadbc4bb35c69038403b73c77f8379a10d6b328dec6a874a311e4748fd7037ae0081488165d9fd2be290b77fdedf71a3dd9750dcdfc9979d651d7a