Analysis
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max time kernel
143s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
04-10-2023 18:14
Static task
static1
Behavioral task
behavioral1
Sample
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe
Resource
win10v2004-20230915-en
General
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Target
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe
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Size
315KB
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MD5
6be8e9398d30635fbca93732150a7840
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SHA1
39c5164b57efa461a0ddfe1d262344a183a2287c
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SHA256
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3
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SHA512
91497507077c4e9f63a95f94221423968ce015878fdee0cd457ad45474171336d2f4a8b86679a8dd3542fa0f78658e67be6854d261e909e987dde7febaefbe36
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SSDEEP
6144:pl8AdaxZli+Ua0z4my8PJ4+YcNM2IqEHTd51KSK:4AdahfUlz4mBPJ4gI1zd5kS
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.biglifshipping.com - Port:
587 - Username:
[email protected] - Password:
6[p8H(X_rbxr8&*k
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/4628-9-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger -
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:
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pruim = "C:\\Users\\Admin\\AppData\\Roaming\\Pruim.exe" 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.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 28 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exedescription pid process target process PID 2904 set thread context of 4628 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exepid process 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 4628 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 4628 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 4628 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exedescription pid process Token: SeDebugPrivilege 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe Token: SeDebugPrivilege 4628 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exedescription pid process target process PID 2904 wrote to memory of 4628 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe PID 2904 wrote to memory of 4628 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe PID 2904 wrote to memory of 4628 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe PID 2904 wrote to memory of 4628 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe PID 2904 wrote to memory of 4628 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe PID 2904 wrote to memory of 4628 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe PID 2904 wrote to memory of 4628 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe PID 2904 wrote to memory of 4628 2904 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe -
outlook_office_path 1 IoCs
Processes:
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe -
outlook_win_path 1 IoCs
Processes:
9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe"C:\Users\Admin\AppData\Local\Temp\9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Users\Admin\AppData\Local\Temp\9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exeC:\Users\Admin\AppData\Local\Temp\9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4628
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\9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3_JC.exe.log
Filesize1KB
MD5489c7565f9b029ba9fadff774073cc98
SHA156c05089b33ee7e7dfa9e6a2d098164efd8e1150
SHA25610bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4
SHA512ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac