Analysis
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max time kernel
148s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-11-2024 17:07
Static task
static1
Behavioral task
behavioral1
Sample
197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe
Resource
win10v2004-20241007-en
General
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Target
197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe
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Size
528KB
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MD5
0e4cf523eb0ec8f1d05373893e20e6b5
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SHA1
9d0913ead750e9e838b0be083459d6cf80d5f846
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SHA256
197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833
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SHA512
a6d5ad35c6b790c6e34cafaebcb3930e3d7eafd91f43d79b68c79ee7eafbea6f829ca4db30cbd7316d528db665834bb8ed51adb55b4f98c5493c7cfac5614ca3
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SSDEEP
12288:Nn0nsDtXORI+det48HAh/+qiwxo62nSvQ/f2Zqq:N0nOXUI+dE4gAh/+qnp2eQWZx
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7720120586:AAEL1VybRIeGFqc29yI4D0-l0jQ_HF7ry5s/sendMessage?chat_id=6419839739
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/4380-11-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2496 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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.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-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.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 18 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4000 set thread context of 4380 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 95 -
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 3 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 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4380 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 2496 powershell.exe 2496 powershell.exe 4380 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4380 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe Token: SeDebugPrivilege 2496 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4000 wrote to memory of 2496 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 93 PID 4000 wrote to memory of 2496 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 93 PID 4000 wrote to memory of 2496 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 93 PID 4000 wrote to memory of 4380 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 95 PID 4000 wrote to memory of 4380 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 95 PID 4000 wrote to memory of 4380 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 95 PID 4000 wrote to memory of 4380 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 95 PID 4000 wrote to memory of 4380 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 95 PID 4000 wrote to memory of 4380 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 95 PID 4000 wrote to memory of 4380 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 95 PID 4000 wrote to memory of 4380 4000 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe 95 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe"C:\Users\Admin\AppData\Local\Temp\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4000 -
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\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2496
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C:\Users\Admin\AppData\Local\Temp\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe"C:\Users\Admin\AppData\Local\Temp\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.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:4380
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\197b6750c153562ea56de63788d04bc44afd2403c3aef62027b4c8ae7e5d9833.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82