Analysis
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max time kernel
112s -
max time network
96s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
25-06-2022 09:28
Static task
static1
Behavioral task
behavioral1
Sample
a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe
Resource
win10v2004-20220414-en
General
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Target
a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe
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Size
949KB
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MD5
9596164a5d9b017918e8ebec60739069
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SHA1
7ad289bc302be09fcfe3e7846253c584f251d398
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SHA256
a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7
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SHA512
0b2f9001e84f68e65cf53334a8b72644d609c99590dfb5a8155ce1fa4d704f6bcec541e3602a191d9769118864812d8e0ec12f4509f69a89f6142cbff5b11b2e
Malware Config
Signatures
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NirSoft MailPassView 9 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/1988-65-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1988-66-0x000000000047EA7E-mapping.dmp MailPassView behavioral1/memory/1988-69-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1988-71-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/1624-74-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1624-75-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/1624-78-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1624-80-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1624-81-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 8 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/1988-65-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1988-66-0x000000000047EA7E-mapping.dmp WebBrowserPassView behavioral1/memory/1988-69-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1988-71-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1668-82-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1668-83-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/1668-86-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1668-88-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 13 IoCs
Processes:
resource yara_rule behavioral1/memory/1988-65-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1988-66-0x000000000047EA7E-mapping.dmp Nirsoft behavioral1/memory/1988-69-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1988-71-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/1624-74-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1624-75-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/1624-78-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1624-80-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1624-81-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1668-82-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1668-83-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/1668-86-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1668-88-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Executes dropped EXE 2 IoCs
Processes:
product3784.exeproduct3784.exepid process 1684 product3784.exe 1988 product3784.exe -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
product3784.exeproduct3784.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\Desktop\\product3784.exe -boot" product3784.exe Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" product3784.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 whatismyipaddress.com 6 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
product3784.exeproduct3784.exedescription pid process target process PID 1684 set thread context of 1988 1684 product3784.exe product3784.exe PID 1988 set thread context of 1624 1988 product3784.exe vbc.exe PID 1988 set thread context of 1668 1988 product3784.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exeproduct3784.exeproduct3784.exedescription pid process Token: SeDebugPrivilege 1984 a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe Token: SeDebugPrivilege 1684 product3784.exe Token: SeDebugPrivilege 1988 product3784.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
product3784.exepid process 1988 product3784.exe -
Suspicious use of WriteProcessMemory 41 IoCs
Processes:
a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.execmd.exeproduct3784.exeproduct3784.exedescription pid process target process PID 1984 wrote to memory of 1272 1984 a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe cmd.exe PID 1984 wrote to memory of 1272 1984 a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe cmd.exe PID 1984 wrote to memory of 1272 1984 a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe cmd.exe PID 1984 wrote to memory of 1272 1984 a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe cmd.exe PID 1984 wrote to memory of 1308 1984 a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe cmd.exe PID 1984 wrote to memory of 1308 1984 a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe cmd.exe PID 1984 wrote to memory of 1308 1984 a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe cmd.exe PID 1984 wrote to memory of 1308 1984 a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe cmd.exe PID 1308 wrote to memory of 1684 1308 cmd.exe product3784.exe PID 1308 wrote to memory of 1684 1308 cmd.exe product3784.exe PID 1308 wrote to memory of 1684 1308 cmd.exe product3784.exe PID 1308 wrote to memory of 1684 1308 cmd.exe product3784.exe PID 1684 wrote to memory of 1988 1684 product3784.exe product3784.exe PID 1684 wrote to memory of 1988 1684 product3784.exe product3784.exe PID 1684 wrote to memory of 1988 1684 product3784.exe product3784.exe PID 1684 wrote to memory of 1988 1684 product3784.exe product3784.exe PID 1684 wrote to memory of 1988 1684 product3784.exe product3784.exe PID 1684 wrote to memory of 1988 1684 product3784.exe product3784.exe PID 1684 wrote to memory of 1988 1684 product3784.exe product3784.exe PID 1684 wrote to memory of 1988 1684 product3784.exe product3784.exe PID 1684 wrote to memory of 1988 1684 product3784.exe product3784.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1624 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe PID 1988 wrote to memory of 1668 1988 product3784.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe"C:\Users\Admin\AppData\Local\Temp\a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7.exe" "C:\Users\Admin\Desktop\product3784.exe"2⤵
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Desktop\product3784.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\Desktop\product3784.exe"C:\Users\Admin\Desktop\product3784.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\Desktop\product3784.exe"C:\Users\Admin\Desktop\product3784.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- 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"5⤵
- Accesses Microsoft Outlook accounts
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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"5⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\holderwb.txtFilesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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C:\Users\Admin\Desktop\product3784.exeFilesize
949KB
MD59596164a5d9b017918e8ebec60739069
SHA17ad289bc302be09fcfe3e7846253c584f251d398
SHA256a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7
SHA5120b2f9001e84f68e65cf53334a8b72644d609c99590dfb5a8155ce1fa4d704f6bcec541e3602a191d9769118864812d8e0ec12f4509f69a89f6142cbff5b11b2e
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C:\Users\Admin\Desktop\product3784.exeFilesize
949KB
MD59596164a5d9b017918e8ebec60739069
SHA17ad289bc302be09fcfe3e7846253c584f251d398
SHA256a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7
SHA5120b2f9001e84f68e65cf53334a8b72644d609c99590dfb5a8155ce1fa4d704f6bcec541e3602a191d9769118864812d8e0ec12f4509f69a89f6142cbff5b11b2e
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C:\Users\Admin\Desktop\product3784.exeFilesize
949KB
MD59596164a5d9b017918e8ebec60739069
SHA17ad289bc302be09fcfe3e7846253c584f251d398
SHA256a00cac3fbd48c43d65837efee960492c4843e8ae76a2745a35206d59287bb7b7
SHA5120b2f9001e84f68e65cf53334a8b72644d609c99590dfb5a8155ce1fa4d704f6bcec541e3602a191d9769118864812d8e0ec12f4509f69a89f6142cbff5b11b2e
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memory/1272-58-0x0000000000000000-mapping.dmp
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memory/1308-59-0x0000000000000000-mapping.dmp
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memory/1624-81-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1624-74-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1624-80-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1624-78-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1624-75-0x0000000000411654-mapping.dmp
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memory/1668-82-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1668-88-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1668-86-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/1668-83-0x0000000000442628-mapping.dmp
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memory/1684-63-0x0000000000110000-0x0000000000206000-memory.dmpFilesize
984KB
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memory/1684-60-0x0000000000000000-mapping.dmp
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memory/1984-57-0x0000000076571000-0x0000000076573000-memory.dmpFilesize
8KB
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memory/1984-56-0x0000000000950000-0x0000000000970000-memory.dmpFilesize
128KB
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memory/1984-54-0x00000000010B0000-0x00000000011A6000-memory.dmpFilesize
984KB
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memory/1984-55-0x00000000045B0000-0x0000000004664000-memory.dmpFilesize
720KB
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memory/1988-65-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1988-79-0x0000000004E45000-0x0000000004E56000-memory.dmpFilesize
68KB
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memory/1988-66-0x000000000047EA7E-mapping.dmp
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memory/1988-73-0x0000000000670000-0x0000000000678000-memory.dmpFilesize
32KB
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memory/1988-71-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1988-69-0x0000000000400000-0x0000000000484000-memory.dmpFilesize
528KB
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memory/1988-89-0x0000000004E45000-0x0000000004E56000-memory.dmpFilesize
68KB