Analysis
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max time kernel
133s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
28-11-2024 14:03
Static task
static1
Behavioral task
behavioral1
Sample
6DS7KZK3CK2rh9B.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
6DS7KZK3CK2rh9B.exe
Resource
win10v2004-20241007-en
General
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Target
6DS7KZK3CK2rh9B.exe
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Size
815KB
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MD5
f7dc71b581befdb65f658fa73ce4ac12
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SHA1
8519725d40e32e7015a0a0a759f41758c760186a
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SHA256
54e358abb5eb4a81a5c21dcccf8d079ba34fd8503a5113c86e747af149607f2c
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SHA512
438e8e0035b65e6be1f637048572402a4296f65dcf5056fddc1416f94344da78039cb1cfbed7597ac5d76dae109483db03cf328506005ccdfefc60b00543ceae
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SSDEEP
24576:w2xjVihrX2hax5vtN8IF5GEEj9Yq0gLOPBgJLCnYnJ:jnSrX+uVN8Ib8DQBvnY
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.daipro.com.mx - Port:
587 - Username:
[email protected] - Password:
DAIpro123** - 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 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3504 powershell.exe 5048 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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation 6DS7KZK3CK2rh9B.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-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6DS7KZK3CK2rh9B.exe Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6DS7KZK3CK2rh9B.exe Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6DS7KZK3CK2rh9B.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 20 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3780 set thread context of 4836 3780 6DS7KZK3CK2rh9B.exe 103 -
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 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 6DS7KZK3CK2rh9B.exe 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 6DS7KZK3CK2rh9B.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 1972 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 3780 6DS7KZK3CK2rh9B.exe 3780 6DS7KZK3CK2rh9B.exe 3504 powershell.exe 5048 powershell.exe 3780 6DS7KZK3CK2rh9B.exe 4836 6DS7KZK3CK2rh9B.exe 3504 powershell.exe 5048 powershell.exe 4836 6DS7KZK3CK2rh9B.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3780 6DS7KZK3CK2rh9B.exe Token: SeDebugPrivilege 5048 powershell.exe Token: SeDebugPrivilege 3504 powershell.exe Token: SeDebugPrivilege 4836 6DS7KZK3CK2rh9B.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3780 wrote to memory of 3504 3780 6DS7KZK3CK2rh9B.exe 97 PID 3780 wrote to memory of 3504 3780 6DS7KZK3CK2rh9B.exe 97 PID 3780 wrote to memory of 3504 3780 6DS7KZK3CK2rh9B.exe 97 PID 3780 wrote to memory of 5048 3780 6DS7KZK3CK2rh9B.exe 99 PID 3780 wrote to memory of 5048 3780 6DS7KZK3CK2rh9B.exe 99 PID 3780 wrote to memory of 5048 3780 6DS7KZK3CK2rh9B.exe 99 PID 3780 wrote to memory of 1972 3780 6DS7KZK3CK2rh9B.exe 101 PID 3780 wrote to memory of 1972 3780 6DS7KZK3CK2rh9B.exe 101 PID 3780 wrote to memory of 1972 3780 6DS7KZK3CK2rh9B.exe 101 PID 3780 wrote to memory of 4836 3780 6DS7KZK3CK2rh9B.exe 103 PID 3780 wrote to memory of 4836 3780 6DS7KZK3CK2rh9B.exe 103 PID 3780 wrote to memory of 4836 3780 6DS7KZK3CK2rh9B.exe 103 PID 3780 wrote to memory of 4836 3780 6DS7KZK3CK2rh9B.exe 103 PID 3780 wrote to memory of 4836 3780 6DS7KZK3CK2rh9B.exe 103 PID 3780 wrote to memory of 4836 3780 6DS7KZK3CK2rh9B.exe 103 PID 3780 wrote to memory of 4836 3780 6DS7KZK3CK2rh9B.exe 103 PID 3780 wrote to memory of 4836 3780 6DS7KZK3CK2rh9B.exe 103 PID 3780 wrote to memory of 4836 3780 6DS7KZK3CK2rh9B.exe 103 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6DS7KZK3CK2rh9B.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6DS7KZK3CK2rh9B.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6DS7KZK3CK2rh9B.exe"C:\Users\Admin\AppData\Local\Temp\6DS7KZK3CK2rh9B.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:3780 -
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\6DS7KZK3CK2rh9B.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3504
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BuNYNmyKZ.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5048
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BuNYNmyKZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC9D.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1972
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C:\Users\Admin\AppData\Local\Temp\6DS7KZK3CK2rh9B.exe"C:\Users\Admin\AppData\Local\Temp\6DS7KZK3CK2rh9B.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:4836
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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
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5d05cef7ea6ee45116d778c8f7ba054ec
SHA1fb942e92ccce29ef4fdec59f1ba55518f0e2b678
SHA2562f2303fe780be00e068772159e44edc730f8191c7cead517b3d4ac6509332ee2
SHA512c9bfb34df53218e7fa5f9937869c2e6980a229b67cd56c0c0fc9ef0eb5e7a6c4f4fb343a90d0090bc589b7ca4fb0371984384a821f6c28d47b586d1cd9602b17