Analysis
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max time kernel
144s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2024 13:24
Static task
static1
Behavioral task
behavioral1
Sample
RequestforQuoteandCollaborationDocs.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
RequestforQuoteandCollaborationDocs.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241023-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
RequestforQuoteandCollaborationDocs.exe
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Size
739KB
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MD5
1e5fbbef8f5ad057fc7b2210a2070e9b
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SHA1
f9246fe78392d446a5082f30e18e41aa5f63d825
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SHA256
405f0a54d76a3931ab40dd79b1119f906eb29ba1b09d5ddf64091136ca3e0344
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SHA512
fb623b30b386bad439a817ef49cd7937bb28d88aab07d591bea7ad957e326bf5cb0f835e59324ef5e7718c8f1c27287412426967911b6eb0f3ded9f0b4cec921
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SSDEEP
12288:xlYZmcRHO9ttIZ1/2l05p3yn9fN1GQQUzrpIRvbAz8GZTUIgXa9l218:UmcdO93IZ1xI4bU3TUFk
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7766574905:AAHqEKY-434lRHaHTq5dzX-5SzIzpyCwC4s/sendMessage?chat_id=2065242915
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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Loads dropped DLL 2 IoCs
pid Process 416 RequestforQuoteandCollaborationDocs.exe 416 RequestforQuoteandCollaborationDocs.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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RequestforQuoteandCollaborationDocs.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RequestforQuoteandCollaborationDocs.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RequestforQuoteandCollaborationDocs.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 22 drive.google.com 23 drive.google.com -
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 35 checkip.dyndns.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 4884 RequestforQuoteandCollaborationDocs.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 416 RequestforQuoteandCollaborationDocs.exe 4884 RequestforQuoteandCollaborationDocs.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 416 set thread context of 4884 416 RequestforQuoteandCollaborationDocs.exe 88 -
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 2 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 RequestforQuoteandCollaborationDocs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RequestforQuoteandCollaborationDocs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4884 RequestforQuoteandCollaborationDocs.exe 4884 RequestforQuoteandCollaborationDocs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 416 RequestforQuoteandCollaborationDocs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4884 RequestforQuoteandCollaborationDocs.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 416 wrote to memory of 4884 416 RequestforQuoteandCollaborationDocs.exe 88 PID 416 wrote to memory of 4884 416 RequestforQuoteandCollaborationDocs.exe 88 PID 416 wrote to memory of 4884 416 RequestforQuoteandCollaborationDocs.exe 88 PID 416 wrote to memory of 4884 416 RequestforQuoteandCollaborationDocs.exe 88 PID 416 wrote to memory of 4884 416 RequestforQuoteandCollaborationDocs.exe 88 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RequestforQuoteandCollaborationDocs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RequestforQuoteandCollaborationDocs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RequestforQuoteandCollaborationDocs.exe"C:\Users\Admin\AppData\Local\Temp\RequestforQuoteandCollaborationDocs.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:416 -
C:\Users\Admin\AppData\Local\Temp\RequestforQuoteandCollaborationDocs.exe"C:\Users\Admin\AppData\Local\Temp\RequestforQuoteandCollaborationDocs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4884
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Network
MITRE ATT&CK Enterprise v15
Credential 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
11KB
MD5fc90dfb694d0e17b013d6f818bce41b0
SHA13243969886d640af3bfa442728b9f0dff9d5f5b0
SHA2567fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6