Analysis
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max time kernel
110s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02-12-2024 15:43
Static task
static1
Behavioral task
behavioral1
Sample
22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe
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Size
518KB
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MD5
1aae6cc268c7e5f7b4ef8ecf7848ae00
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SHA1
1f51f30718cd77bb2bf3f5588048cd84b45acda8
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SHA256
22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63
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SHA512
84085771b2ab9b45f2a69f8841184a79aad80c708d6b4ce9b336b27a67195cc11aca57fd50752a3cfbc17bc194ade58fbb93598928e77b503ab31c1733d60fc6
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SSDEEP
12288:XRV78hkvtMm2pbzH3lzmBI9jD9Bu3faTXXeU:I+vthovMO9jhBsiTXX5
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.covid19support.top - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@@ - 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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Loads dropped DLL 2 IoCs
pid Process 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.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-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 16 drive.google.com 17 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 3252 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe 3252 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3644 set thread context of 3252 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe 82 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\resources\0409\mackle\outsallying.Skn 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe -
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 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3252 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe 3252 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3252 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3644 wrote to memory of 3252 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe 82 PID 3644 wrote to memory of 3252 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe 82 PID 3644 wrote to memory of 3252 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe 82 PID 3644 wrote to memory of 3252 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe 82 PID 3644 wrote to memory of 3252 3644 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe 82 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe"C:\Users\Admin\AppData\Local\Temp\22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3644 -
C:\Users\Admin\AppData\Local\Temp\22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.exe"C:\Users\Admin\AppData\Local\Temp\22c141883e6636e24c9764c9f594c4cb1e25b84e3fc26309f0b017a9a0e69a63.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:3252
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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
MD53e6bf00b3ac976122f982ae2aadb1c51
SHA1caab188f7fdc84d3fdcb2922edeeb5ed576bd31d
SHA2564ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe
SHA5121286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706
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Filesize
916B
MD5ca8664811ed0dcab766f92f4882a21b0
SHA1bf4d4b753bd40645e37a3651f31c229e0a65e307
SHA256093b5158f9d78868f87889189facf1062fa3e30c98d7fa6124474388e328d7af
SHA51289e739e7d9d6d125b430c681ee21b19aa1c72bc4b596493d9185516f34d09a0bfc693fb98af81741ed92ffabe2b0f23e999a336aa82bff27d77a82c80714671a