Analysis
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max time kernel
131s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
03-07-2024 06:07
Static task
static1
Behavioral task
behavioral1
Sample
IMG_0178520003023PDF.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
IMG_0178520003023PDF.exe
Resource
win10v2004-20240611-en
General
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Target
IMG_0178520003023PDF.exe
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Size
765KB
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MD5
025add7c58263b714dadb5dfd0568e89
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SHA1
d0ed4425f8339082008e8f1f3c27e2996ef0895a
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SHA256
20b53c31facf80b9f3440c6792c77b21c95f7089e2e6895cb35e168440409929
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SHA512
03c8b5f4e31757608ffe7ccad5e8a9ebd973a0830d5bbe251db5776035e4e7374c952e6020ed4309b5dd1efa4ec08c02c87f462b4f14cb1b7836b3cf8e603831
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SSDEEP
12288:aK5lx4lsFncTxF7IZIz1Pxq5vBYdNwSlHuv2fuIOhIUrBCBGymJXuS1d63MB:aK54qncTx9flHuviud+Od63MB
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
jertcot.shop - Port:
587 - Username:
[email protected] - Password:
UjFGuShvgVH4 - 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/864-4876-0x0000000000700000-0x0000000000726000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
IMG_0178520003023PDF.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation IMG_0178520003023PDF.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_0178520003023PDF.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0178520003023PDF.exe Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0178520003023PDF.exe Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0178520003023PDF.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
IMG_0178520003023PDF.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\notes = "C:\\Users\\Admin\\AppData\\Roaming\\notes.exe" IMG_0178520003023PDF.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 42 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
IMG_0178520003023PDF.exedescription pid process target process PID 1200 set thread context of 864 1200 IMG_0178520003023PDF.exe IMG_0178520003023PDF.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 2252 ipconfig.exe 1448 ipconfig.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
IMG_0178520003023PDF.exepid process 864 IMG_0178520003023PDF.exe 864 IMG_0178520003023PDF.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
IMG_0178520003023PDF.exeIMG_0178520003023PDF.exedescription pid process Token: SeDebugPrivilege 1200 IMG_0178520003023PDF.exe Token: SeDebugPrivilege 1200 IMG_0178520003023PDF.exe Token: SeDebugPrivilege 864 IMG_0178520003023PDF.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
IMG_0178520003023PDF.execmd.execmd.exedescription pid process target process PID 1200 wrote to memory of 2672 1200 IMG_0178520003023PDF.exe cmd.exe PID 1200 wrote to memory of 2672 1200 IMG_0178520003023PDF.exe cmd.exe PID 1200 wrote to memory of 2672 1200 IMG_0178520003023PDF.exe cmd.exe PID 2672 wrote to memory of 2252 2672 cmd.exe ipconfig.exe PID 2672 wrote to memory of 2252 2672 cmd.exe ipconfig.exe PID 2672 wrote to memory of 2252 2672 cmd.exe ipconfig.exe PID 1200 wrote to memory of 864 1200 IMG_0178520003023PDF.exe IMG_0178520003023PDF.exe PID 1200 wrote to memory of 864 1200 IMG_0178520003023PDF.exe IMG_0178520003023PDF.exe PID 1200 wrote to memory of 864 1200 IMG_0178520003023PDF.exe IMG_0178520003023PDF.exe PID 1200 wrote to memory of 864 1200 IMG_0178520003023PDF.exe IMG_0178520003023PDF.exe PID 1200 wrote to memory of 864 1200 IMG_0178520003023PDF.exe IMG_0178520003023PDF.exe PID 1200 wrote to memory of 864 1200 IMG_0178520003023PDF.exe IMG_0178520003023PDF.exe PID 1200 wrote to memory of 864 1200 IMG_0178520003023PDF.exe IMG_0178520003023PDF.exe PID 1200 wrote to memory of 864 1200 IMG_0178520003023PDF.exe IMG_0178520003023PDF.exe PID 1200 wrote to memory of 1588 1200 IMG_0178520003023PDF.exe cmd.exe PID 1200 wrote to memory of 1588 1200 IMG_0178520003023PDF.exe cmd.exe PID 1200 wrote to memory of 1588 1200 IMG_0178520003023PDF.exe cmd.exe PID 1588 wrote to memory of 1448 1588 cmd.exe ipconfig.exe PID 1588 wrote to memory of 1448 1588 cmd.exe ipconfig.exe PID 1588 wrote to memory of 1448 1588 cmd.exe ipconfig.exe -
outlook_office_path 1 IoCs
Processes:
IMG_0178520003023PDF.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0178520003023PDF.exe -
outlook_win_path 1 IoCs
Processes:
IMG_0178520003023PDF.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 IMG_0178520003023PDF.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\IMG_0178520003023PDF.exe"C:\Users\Admin\AppData\Local\Temp\IMG_0178520003023PDF.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_0178520003023PDF.exe"C:\Users\Admin\AppData\Local\Temp\IMG_0178520003023PDF.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/864-4876-0x0000000000700000-0x0000000000726000-memory.dmpFilesize
152KB
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memory/864-4877-0x0000000074840000-0x0000000074FF0000-memory.dmpFilesize
7.7MB
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memory/864-4878-0x0000000004C20000-0x0000000004CBC000-memory.dmpFilesize
624KB
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memory/864-4879-0x0000000074840000-0x0000000074FF0000-memory.dmpFilesize
7.7MB
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memory/864-4882-0x0000000006030000-0x0000000006080000-memory.dmpFilesize
320KB
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memory/864-4885-0x0000000074840000-0x0000000074FF0000-memory.dmpFilesize
7.7MB
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memory/864-4884-0x00000000060D0000-0x00000000060DA000-memory.dmpFilesize
40KB
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memory/864-4883-0x0000000006250000-0x0000000006412000-memory.dmpFilesize
1.8MB
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memory/1200-41-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-39-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-5-0x0000000007AC0000-0x0000000007B52000-memory.dmpFilesize
584KB
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memory/1200-6-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-17-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-23-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-51-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-55-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-69-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-67-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-65-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-64-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-61-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-59-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-57-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-53-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-49-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-47-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-3-0x00000000077C0000-0x00000000079E6000-memory.dmpFilesize
2.1MB
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memory/1200-37-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-35-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-45-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-43-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-4-0x0000000007FD0000-0x0000000008574000-memory.dmpFilesize
5.6MB
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memory/1200-33-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-29-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-27-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-25-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-21-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-19-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-15-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-13-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-31-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-11-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-9-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-7-0x00000000077C0000-0x00000000079E0000-memory.dmpFilesize
2.1MB
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memory/1200-4868-0x0000000074840000-0x0000000074FF0000-memory.dmpFilesize
7.7MB
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memory/1200-4869-0x0000000005C10000-0x0000000005C72000-memory.dmpFilesize
392KB
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memory/1200-4870-0x0000000005C70000-0x0000000005CBC000-memory.dmpFilesize
304KB
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memory/1200-4871-0x000000007484E000-0x000000007484F000-memory.dmpFilesize
4KB
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memory/1200-4872-0x0000000074840000-0x0000000074FF0000-memory.dmpFilesize
7.7MB
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memory/1200-4873-0x0000000005D60000-0x0000000005DB4000-memory.dmpFilesize
336KB
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memory/1200-2-0x0000000074840000-0x0000000074FF0000-memory.dmpFilesize
7.7MB
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memory/1200-1-0x0000000000950000-0x0000000000A16000-memory.dmpFilesize
792KB
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memory/1200-0-0x000000007484E000-0x000000007484F000-memory.dmpFilesize
4KB
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memory/1200-4881-0x0000000074840000-0x0000000074FF0000-memory.dmpFilesize
7.7MB