Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
25-06-2024 12:10
Static task
static1
Behavioral task
behavioral1
Sample
IMG_0071191023.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
IMG_0071191023.exe
Resource
win10v2004-20240611-en
General
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Target
IMG_0071191023.exe
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Size
2.3MB
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MD5
2ac1f1c64c70fccd720c3f93aa9cd454
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SHA1
bc836c0d5b477d3dd76f1594250a6653676a055a
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SHA256
051c3ec7d46367718322c641f4e415da3b2d5f49820750562c00d3562550846a
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SHA512
f7f5ae1f562d324d9c9b2abd054308628f9d7e32f0e1e6e7a5bc577ae6278903cd41c7be46c3377875e0a56e0c8226c920a7b168c3f948f3d1698f58d9ee14a5
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SSDEEP
49152:MlswPMEqlq38CnNldC8azABKvmHoGXMKaEEW4eP:cXIVAyPOdMKYW4m
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
ypcog.shop - Port:
587 - Username:
[email protected] - Password:
VkkUCofD0slW - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3872-4901-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
IMG_0071191023.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation IMG_0071191023.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
Processes:
IMG_0071191023.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0071191023.exe Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0071191023.exe Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0071191023.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
IMG_0071191023.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tiowhj = "C:\\Users\\Admin\\AppData\\Roaming\\tiowhj.exe" IMG_0071191023.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.
Processes:
flow ioc 46 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
IMG_0071191023.exedescription pid process target process PID 4312 set thread context of 3872 4312 IMG_0071191023.exe IMG_0071191023.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exeipconfig.exepid process 4584 ipconfig.exe 4032 ipconfig.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
IMG_0071191023.exepid process 3872 IMG_0071191023.exe 3872 IMG_0071191023.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
IMG_0071191023.exeIMG_0071191023.exedescription pid process Token: SeDebugPrivilege 4312 IMG_0071191023.exe Token: SeDebugPrivilege 4312 IMG_0071191023.exe Token: SeDebugPrivilege 3872 IMG_0071191023.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
IMG_0071191023.execmd.execmd.exedescription pid process target process PID 4312 wrote to memory of 4568 4312 IMG_0071191023.exe cmd.exe PID 4312 wrote to memory of 4568 4312 IMG_0071191023.exe cmd.exe PID 4312 wrote to memory of 4568 4312 IMG_0071191023.exe cmd.exe PID 4568 wrote to memory of 4584 4568 cmd.exe ipconfig.exe PID 4568 wrote to memory of 4584 4568 cmd.exe ipconfig.exe PID 4568 wrote to memory of 4584 4568 cmd.exe ipconfig.exe PID 4312 wrote to memory of 3872 4312 IMG_0071191023.exe IMG_0071191023.exe PID 4312 wrote to memory of 3872 4312 IMG_0071191023.exe IMG_0071191023.exe PID 4312 wrote to memory of 3872 4312 IMG_0071191023.exe IMG_0071191023.exe PID 4312 wrote to memory of 3872 4312 IMG_0071191023.exe IMG_0071191023.exe PID 4312 wrote to memory of 3872 4312 IMG_0071191023.exe IMG_0071191023.exe PID 4312 wrote to memory of 3872 4312 IMG_0071191023.exe IMG_0071191023.exe PID 4312 wrote to memory of 3872 4312 IMG_0071191023.exe IMG_0071191023.exe PID 4312 wrote to memory of 3872 4312 IMG_0071191023.exe IMG_0071191023.exe PID 4312 wrote to memory of 636 4312 IMG_0071191023.exe cmd.exe PID 4312 wrote to memory of 636 4312 IMG_0071191023.exe cmd.exe PID 4312 wrote to memory of 636 4312 IMG_0071191023.exe cmd.exe PID 636 wrote to memory of 4032 636 cmd.exe ipconfig.exe PID 636 wrote to memory of 4032 636 cmd.exe ipconfig.exe PID 636 wrote to memory of 4032 636 cmd.exe ipconfig.exe -
outlook_office_path 1 IoCs
Processes:
IMG_0071191023.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0071191023.exe -
outlook_win_path 1 IoCs
Processes:
IMG_0071191023.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0071191023.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\IMG_0071191023.exe"C:\Users\Admin\AppData\Local\Temp\IMG_0071191023.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /release2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\ipconfig.exeipconfig /release3⤵
- Gathers network information
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C:\Users\Admin\AppData\Local\Temp\IMG_0071191023.exe"C:\Users\Admin\AppData\Local\Temp\IMG_0071191023.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /renew2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\ipconfig.exeipconfig /renew3⤵
- Gathers network information
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3872-4902-0x0000000074BE0000-0x0000000075390000-memory.dmpFilesize
7.7MB
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memory/3872-4901-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/3872-4903-0x0000000005250000-0x00000000052EC000-memory.dmpFilesize
624KB
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memory/3872-4904-0x0000000074BE0000-0x0000000075390000-memory.dmpFilesize
7.7MB
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memory/3872-4907-0x00000000066E0000-0x0000000006730000-memory.dmpFilesize
320KB
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memory/3872-4910-0x0000000074BE0000-0x0000000075390000-memory.dmpFilesize
7.7MB
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memory/3872-4909-0x0000000006760000-0x000000000676A000-memory.dmpFilesize
40KB
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memory/3872-4908-0x0000000006900000-0x0000000006AC2000-memory.dmpFilesize
1.8MB
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memory/4312-46-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-34-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-5-0x0000000006EB0000-0x0000000007454000-memory.dmpFilesize
5.6MB
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memory/4312-6-0x00000000069A0000-0x0000000006A32000-memory.dmpFilesize
584KB
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memory/4312-16-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-22-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-54-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-70-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-68-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-66-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-64-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-62-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-60-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-58-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-56-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-52-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-50-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-48-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-3-0x0000000005380000-0x00000000055A6000-memory.dmpFilesize
2.1MB
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memory/4312-44-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-42-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-40-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-38-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-4-0x00000000066E0000-0x0000000006906000-memory.dmpFilesize
2.1MB
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memory/4312-32-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-30-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-26-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-24-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-20-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-18-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-14-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-12-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-37-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-8-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-28-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-10-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-7-0x00000000066E0000-0x0000000006900000-memory.dmpFilesize
2.1MB
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memory/4312-4893-0x0000000074BE0000-0x0000000075390000-memory.dmpFilesize
7.7MB
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memory/4312-4894-0x0000000006C00000-0x0000000006C62000-memory.dmpFilesize
392KB
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memory/4312-4895-0x0000000006C60000-0x0000000006CAC000-memory.dmpFilesize
304KB
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memory/4312-4896-0x0000000074BEE000-0x0000000074BEF000-memory.dmpFilesize
4KB
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memory/4312-4897-0x0000000074BE0000-0x0000000075390000-memory.dmpFilesize
7.7MB
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memory/4312-4898-0x0000000005260000-0x00000000052B4000-memory.dmpFilesize
336KB
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memory/4312-2-0x0000000074BE0000-0x0000000075390000-memory.dmpFilesize
7.7MB
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memory/4312-1-0x0000000000650000-0x00000000008AE000-memory.dmpFilesize
2.4MB
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memory/4312-0-0x0000000074BEE000-0x0000000074BEF000-memory.dmpFilesize
4KB
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memory/4312-4906-0x0000000074BE0000-0x0000000075390000-memory.dmpFilesize
7.7MB