Analysis
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max time kernel
132s -
max time network
202s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 17:11
Static task
static1
Behavioral task
behavioral1
Sample
e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe
Resource
win10v2004-20221111-en
General
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Target
e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe
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Size
616KB
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MD5
39f88bd5f2192b565c5a30d7c2227e24
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SHA1
8166c63bc5260e6458dfc3c5453297310a0e8f0a
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SHA256
e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba
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SHA512
2f84a70768cea20b6d2c94b92158ec3cf7e7dd90c823153c3b331826c9244a012c0df4f0563e94a79b5313a178864508c59698cd009c1fb20048900892172dfe
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SSDEEP
12288:4KQSwV21oiQCuY7oCQ6EQ28HTLdaDTgJD2sy3EW:4Kt00c13AzYDT
Malware Config
Signatures
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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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Uses the VBS compiler for execution 1 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 whatismyipaddress.com 6 whatismyipaddress.com 7 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
Processes:
e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exedescription pid process PID 1352 set thread context of 0 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe PID 1352 set thread context of 0 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exepid process 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exedescription pid process Token: SeDebugPrivilege 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exedescription pid process target process PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 1544 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe PID 1352 wrote to memory of 928 1352 e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe"C:\Users\Admin\AppData\Local\Temp\e2ab27c104c32fea4631de8cb40731288d6c866c134b727475dbe96c78d16bba.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1352 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"2⤵PID:1544
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"2⤵PID:928
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1352-54-0x000007FEF3550000-0x000007FEF3F73000-memory.dmpFilesize
10.1MB
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memory/1352-55-0x000007FEF24B0000-0x000007FEF3546000-memory.dmpFilesize
16.6MB
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memory/1352-56-0x000007FEFB9C1000-0x000007FEFB9C3000-memory.dmpFilesize
8KB
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memory/1352-57-0x00000000003F6000-0x0000000000415000-memory.dmpFilesize
124KB
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memory/1352-58-0x00000000003F6000-0x0000000000415000-memory.dmpFilesize
124KB