Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
03-12-2024 13:11
General
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Target
NEW90FL0OtSHAz.bat.exe
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Size
714KB
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MD5
884a8f2e4c08dc7ae2365112da323629
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SHA1
715ca2cd2b469a7db50c1405dbb311cdb2a04b33
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SHA256
42f45b8d26258e4b40387bda1c948fc89e3754d735ed0b69a5baaf02678ab496
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SHA512
8b624003c7f320e5be6a7d672d9919258ac2014a03b3e467a10265a2d661f833ff96f94ac296dd9b248e836b7a105012f3eb453e87e27a0f2828d23973673c24
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SSDEEP
12288:cUyIR4R52J+XtmucV6XShTHbkRV5G6tEIYqAaFbXsq2x9HNQQOLAWfbFQCBIR:cUyIeeRP7hT7kRVsKEIYkFbXsq+FNQQ/
Malware Config
Extracted
vipkeylogger
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.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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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.
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 13 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 18 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\NEW90FL0OtSHAz.bat.exe"C:\Users\Admin\AppData\Local\Temp\NEW90FL0OtSHAz.bat.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
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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\Local\Temp\NEW90FL0OtSHAz.bat.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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\ypLZKtXxGIG.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ypLZKtXxGIG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBFA6.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\NEW90FL0OtSHAz.bat.exe"C:\Users\Admin\AppData\Local\Temp\NEW90FL0OtSHAz.bat.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
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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
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD541511c56f3410d739e3fdb7dd7965723
SHA1f51921cc8ea23fd207a7e40f4d3a09b4482f31da
SHA2562cc2741e14ad67e7a5c46c18cad072f649c0ef9b37493220cd0b2e97aced63fc
SHA5124d1241db639385c34e4d42791aac8244368931b7b1d20574241a5570e7d2dd4fcc1d1f4221ebff804e927c14921410f6146ab5987511065f737cac1bbfc8c267
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD56a6455c7662c65bed4bedb8534b450a5
SHA10f342a36e97e49183a2cb064b74b508dab32d132
SHA25673cff5fda992fe60fe11b76fdaaae3925cb4e1cee0da7ab58548bbf13bbf9fc2
SHA5128c1128acacae4e6cb27acad2da926080ac9657f8b916d5572a9d68066126fe82e207b617cd211328b2bbd2486d53db6e9986e798fefaf7801bff760438300879
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Filesize
104KB
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Filesize
32KB
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Filesize
6.5MB
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Filesize
200KB
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Filesize
120KB
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Filesize
7.7MB
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Filesize
216KB
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Filesize
6.2MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
652KB
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Filesize
304KB
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Filesize
120KB
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Filesize
7.7MB
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Filesize
304KB
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Filesize
104KB
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Filesize
56KB
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Filesize
80KB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
40KB
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Filesize
68KB
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Filesize
600KB
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Filesize
3.3MB
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Filesize
408KB
-
Filesize
136KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
304KB
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Filesize
7.7MB
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Filesize
220KB
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Filesize
1.8MB
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Filesize
312KB
-
Filesize
320KB
-
Filesize
220KB
-
Filesize
320KB
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Filesize
5.6MB
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Filesize
4KB
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Filesize
96KB
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Filesize
40KB
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Filesize
584KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
624KB
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Filesize
736KB
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Filesize
504KB
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Filesize
7.7MB
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Filesize
4KB