Analysis
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max time kernel
120s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-10-2024 09:12
Static task
static1
Behavioral task
behavioral1
Sample
Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe
Resource
win10v2004-20241007-en
General
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Target
Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe
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Size
580KB
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MD5
07b38f706695cb1f231f67f955744eb3
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SHA1
b6060e8e74d3b38443d34d30993e6cfb08552272
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SHA256
f45af8f50fd6e0ce6ccffb8aa16d0fe0b11d9db564c3d22a6789ed68ec36933f
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SHA512
7640e7366762e1c2acd1aedc4e9199b7009379931c89748b84196946237af4b2ea9b10843e63fff6205e212a046f06488197fe16fd28577fbb70c2d436917c26
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SSDEEP
12288:ynCCg3eWoS2Ro9npcS3RkMSS2egz8l/wCqrSmE:/eWQo9OFS2egQ/4E
Malware Config
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/4444-11-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
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 1396 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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .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-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .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 1208 set thread context of 4444 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 87 -
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 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 4444 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 1396 powershell.exe 1396 powershell.exe 4444 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe Token: SeDebugPrivilege 4444 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe Token: SeDebugPrivilege 1396 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1208 wrote to memory of 1396 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 85 PID 1208 wrote to memory of 1396 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 85 PID 1208 wrote to memory of 1396 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 85 PID 1208 wrote to memory of 4444 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 87 PID 1208 wrote to memory of 4444 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 87 PID 1208 wrote to memory of 4444 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 87 PID 1208 wrote to memory of 4444 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 87 PID 1208 wrote to memory of 4444 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 87 PID 1208 wrote to memory of 4444 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 87 PID 1208 wrote to memory of 4444 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 87 PID 1208 wrote to memory of 4444 1208 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe 87 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe"C:\Users\Admin\AppData\Local\Temp\Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .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:1208 -
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\Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1396
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C:\Users\Admin\AppData\Local\Temp\Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .exe"C:\Users\Admin\AppData\Local\Temp\Siparis PO# DT-TE-160924R0 _323282-_563028621286 pdf .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:4444
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82