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Analysis
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max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
10/09/2024, 18:32
Static task
static1
Behavioral task
behavioral1
Sample
PO_20248099-1 12,300PCS.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
PO_20248099-1 12,300PCS.exe
Resource
win10v2004-20240802-en
General
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Target
PO_20248099-1 12,300PCS.exe
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Size
523KB
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MD5
5db9f3f1609f4cd4df6f627977d09fd7
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SHA1
90bf0d85af20f8b712ea7e1fd9724e1ecb16589b
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SHA256
ea08961190b8399e21cfb503fcbb3caee0a5ab92294311bda03b7e511ece876b
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SHA512
03d708bf0d82863b667a3f91e284262ba58286580ad7214e0ec1008aba1760b21f3f518ffc7dc049887b2d099ecc0e92fc4a639f8811317fc535eae4c43659ef
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SSDEEP
12288:FlEEFet43oFyro4IZ/kHT7R6GJ9i/LH+F+KawP:Fnot43oFyoJZ/kHT7R6gz+Ka
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7196633070:AAEaQuZOF5M-L_385uI9rwN0ik3yySrTapE/sendMessage?chat_id=1343335992
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 5 IoCs
resource yara_rule behavioral1/memory/596-31-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/596-30-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/596-29-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/596-26-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/596-24-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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 2392 powershell.exe 2728 powershell.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 2 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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_20248099-1 12,300PCS.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_20248099-1 12,300PCS.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_20248099-1 12,300PCS.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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1696 set thread context of 596 1696 PO_20248099-1 12,300PCS.exe 37 -
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 PO_20248099-1 12,300PCS.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 PO_20248099-1 12,300PCS.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 2748 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1696 PO_20248099-1 12,300PCS.exe 1696 PO_20248099-1 12,300PCS.exe 596 PO_20248099-1 12,300PCS.exe 2392 powershell.exe 2728 powershell.exe 596 PO_20248099-1 12,300PCS.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1696 PO_20248099-1 12,300PCS.exe Token: SeDebugPrivilege 596 PO_20248099-1 12,300PCS.exe Token: SeDebugPrivilege 2728 powershell.exe Token: SeDebugPrivilege 2392 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1696 wrote to memory of 2392 1696 PO_20248099-1 12,300PCS.exe 31 PID 1696 wrote to memory of 2392 1696 PO_20248099-1 12,300PCS.exe 31 PID 1696 wrote to memory of 2392 1696 PO_20248099-1 12,300PCS.exe 31 PID 1696 wrote to memory of 2392 1696 PO_20248099-1 12,300PCS.exe 31 PID 1696 wrote to memory of 2728 1696 PO_20248099-1 12,300PCS.exe 33 PID 1696 wrote to memory of 2728 1696 PO_20248099-1 12,300PCS.exe 33 PID 1696 wrote to memory of 2728 1696 PO_20248099-1 12,300PCS.exe 33 PID 1696 wrote to memory of 2728 1696 PO_20248099-1 12,300PCS.exe 33 PID 1696 wrote to memory of 2748 1696 PO_20248099-1 12,300PCS.exe 34 PID 1696 wrote to memory of 2748 1696 PO_20248099-1 12,300PCS.exe 34 PID 1696 wrote to memory of 2748 1696 PO_20248099-1 12,300PCS.exe 34 PID 1696 wrote to memory of 2748 1696 PO_20248099-1 12,300PCS.exe 34 PID 1696 wrote to memory of 596 1696 PO_20248099-1 12,300PCS.exe 37 PID 1696 wrote to memory of 596 1696 PO_20248099-1 12,300PCS.exe 37 PID 1696 wrote to memory of 596 1696 PO_20248099-1 12,300PCS.exe 37 PID 1696 wrote to memory of 596 1696 PO_20248099-1 12,300PCS.exe 37 PID 1696 wrote to memory of 596 1696 PO_20248099-1 12,300PCS.exe 37 PID 1696 wrote to memory of 596 1696 PO_20248099-1 12,300PCS.exe 37 PID 1696 wrote to memory of 596 1696 PO_20248099-1 12,300PCS.exe 37 PID 1696 wrote to memory of 596 1696 PO_20248099-1 12,300PCS.exe 37 PID 1696 wrote to memory of 596 1696 PO_20248099-1 12,300PCS.exe 37 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_20248099-1 12,300PCS.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO_20248099-1 12,300PCS.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe"C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1696 -
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\PO_20248099-1 12,300PCS.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2392
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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\UIYZnHxR.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2728
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UIYZnHxR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp119D.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2748
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C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.exe"C:\Users\Admin\AppData\Local\Temp\PO_20248099-1 12,300PCS.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:596
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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
MD56c9fde3fad7c1be465cbb3ee37cc3377
SHA18e131cedc4e602b1bb8387c28669194479918112
SHA256164f99ce1e72cdff780ba5ef016b64796c497d1515e888cce790f70b36166cc0
SHA5123eeb6cf5b2e91a4915a8a8f16d6a22b8a75489c299160ec3040c78cacf6a00d76c595fe0380540e9d4e1051feee6f78496b833170b31f217744c7aa42b57ada9
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5e5ebcfb8e2c8d281c7b93a8db4a0ac23
SHA111fe7801ffe3130f27aa5be42f2d484758d32c2d
SHA256eff936279b29b36ecd1452b3b0976d14da65fb87ca8484f9c5c56e236317b044
SHA5127e46bc73355b72b10e46203c9e177f242d0119b62eb858262eeb6c7b02544d596db712781d7061246465e4d638102e3fa070493c7fcff32df5f076b5123f110f