Analysis
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max time kernel
197s -
max time network
198s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25-11-2022 03:20
Static task
static1
Behavioral task
behavioral1
Sample
2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe
Resource
win7-20220812-en
General
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Target
2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe
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Size
611KB
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MD5
a0716591cb79d1c96d07bf5530d29d1f
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SHA1
ca0fbb0bd53ebdc0631746c4573efe13b8e6e3f9
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SHA256
2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc
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SHA512
70c8087ca945d5397cb32d900b2ebbb13f9597eb4fd1fdf56e7e641b89a99abc5c62a300445c4c2cc93fec0094fa3e074137dff1d45b2f8b3458b8494f95e5cf
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SSDEEP
12288:mEfAqgMDfdo1mblW2aZAfBCAVs1qW1C0ktajPnGshbn6Pu:mEtDflWofoAC1qW3Ny
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:
2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.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 59 whatismyipaddress.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exedescription pid process target process PID 1536 set thread context of 1100 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exedescription pid process Token: SeDebugPrivilege 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exedescription pid process target process PID 1536 wrote to memory of 1100 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe PID 1536 wrote to memory of 1100 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe PID 1536 wrote to memory of 1100 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe PID 1536 wrote to memory of 1100 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe PID 1536 wrote to memory of 1100 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe PID 1536 wrote to memory of 1100 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe PID 1536 wrote to memory of 1100 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe PID 1536 wrote to memory of 1100 1536 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe PID 1100 wrote to memory of 4124 1100 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe vbc.exe PID 1100 wrote to memory of 4124 1100 2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe"C:\Users\Admin\AppData\Local\Temp\2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe"C:\Users\Admin\AppData\Local\Temp\2da8bd2a6f495ac8a693f9309803ba4a0aecf92524a259d2ccc5da347a35f9bc.exe"2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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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"3⤵
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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\holderwb.txt"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1100-134-0x0000000000000000-mapping.dmp
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memory/1100-137-0x0000000075100000-0x00000000756B1000-memory.dmpFilesize
5.7MB
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memory/1100-138-0x0000000075100000-0x00000000756B1000-memory.dmpFilesize
5.7MB
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memory/1536-132-0x0000000075100000-0x00000000756B1000-memory.dmpFilesize
5.7MB
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memory/1536-133-0x0000000075100000-0x00000000756B1000-memory.dmpFilesize
5.7MB
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memory/1536-136-0x0000000075100000-0x00000000756B1000-memory.dmpFilesize
5.7MB