Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
26-04-2021 00:02
Static task
static1
Behavioral task
behavioral1
Sample
Factura Serfinanza049678941875683878450087827.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
Factura Serfinanza049678941875683878450087827.exe
Resource
win10v20210408
General
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Target
Factura Serfinanza049678941875683878450087827.exe
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Size
196KB
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MD5
23630bf8b6f0832cb04df9f462fe6a4c
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SHA1
a7543a9eea778b009aada70657c132c0bd5e444d
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SHA256
e547d52177207f8352766cd1e689e5f4891fb844367e12a1b6e04bca4d17ef58
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SHA512
8219e590e57cf67d000d126843825ca615e0c39b2f5425641fc353023295261c4bf93070f72046d62ff00061c338f11cce63bbb28d24c14e3e843ff98d9ba7da
Malware Config
Extracted
remcos
databasepropersonombrecomercialideasearchwords.services:3521
Signatures
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Executes dropped EXE 2 IoCs
Processes:
PxxoServicesTrialNet1.exePxxoServicesTrialNet1.exepid process 4044 PxxoServicesTrialNet1.exe 748 PxxoServicesTrialNet1.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
Factura Serfinanza049678941875683878450087827.exePxxoServicesTrialNet1.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\MservicesOrg2 = "\"C:\\Users\\Admin\\AppData\\Roaming\\System32\\PxxoServicesTrialNet1.exe\"" Factura Serfinanza049678941875683878450087827.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\ PxxoServicesTrialNet1.exe Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\MservicesOrg2 = "\"C:\\Users\\Admin\\AppData\\Roaming\\System32\\PxxoServicesTrialNet1.exe\"" PxxoServicesTrialNet1.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\ Factura Serfinanza049678941875683878450087827.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
Factura Serfinanza049678941875683878450087827.exePxxoServicesTrialNet1.exedescription pid process target process PID 656 set thread context of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 4044 set thread context of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
Processes:
Factura Serfinanza049678941875683878450087827.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings Factura Serfinanza049678941875683878450087827.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Factura Serfinanza049678941875683878450087827.exedescription pid process Token: SeDebugPrivilege 656 Factura Serfinanza049678941875683878450087827.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
PxxoServicesTrialNet1.exepid process 748 PxxoServicesTrialNet1.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
Factura Serfinanza049678941875683878450087827.exeFactura Serfinanza049678941875683878450087827.exeWScript.execmd.exePxxoServicesTrialNet1.exedescription pid process target process PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 656 wrote to memory of 2300 656 Factura Serfinanza049678941875683878450087827.exe Factura Serfinanza049678941875683878450087827.exe PID 2300 wrote to memory of 640 2300 Factura Serfinanza049678941875683878450087827.exe WScript.exe PID 2300 wrote to memory of 640 2300 Factura Serfinanza049678941875683878450087827.exe WScript.exe PID 2300 wrote to memory of 640 2300 Factura Serfinanza049678941875683878450087827.exe WScript.exe PID 640 wrote to memory of 2128 640 WScript.exe cmd.exe PID 640 wrote to memory of 2128 640 WScript.exe cmd.exe PID 640 wrote to memory of 2128 640 WScript.exe cmd.exe PID 2128 wrote to memory of 4044 2128 cmd.exe PxxoServicesTrialNet1.exe PID 2128 wrote to memory of 4044 2128 cmd.exe PxxoServicesTrialNet1.exe PID 2128 wrote to memory of 4044 2128 cmd.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe PID 4044 wrote to memory of 748 4044 PxxoServicesTrialNet1.exe PxxoServicesTrialNet1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Factura Serfinanza049678941875683878450087827.exe"C:\Users\Admin\AppData\Local\Temp\Factura Serfinanza049678941875683878450087827.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Factura Serfinanza049678941875683878450087827.exe"C:\Users\Admin\AppData\Local\Temp\Factura Serfinanza049678941875683878450087827.exe"2⤵
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe"4⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exeC:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe"C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exe"6⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
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\install.vbsMD5
a39af763b1c09ead3c98a6a615f377fe
SHA19bd3d39c89e47fe7072270ecc80b810103235c03
SHA256a3930d7535eb768523ee52bbe69f13f857a0ae0f982d7bfc354d802f21010f8f
SHA5123ed8e33ac95fd2536286b4afb2ed2a082bb5f98843478262b32263a14a5dbe0425de7b8d9662a5e482b207ebf8484ace8009ecd1881a6f6f8b0ccf3b0fdfe5da
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C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exeMD5
23630bf8b6f0832cb04df9f462fe6a4c
SHA1a7543a9eea778b009aada70657c132c0bd5e444d
SHA256e547d52177207f8352766cd1e689e5f4891fb844367e12a1b6e04bca4d17ef58
SHA5128219e590e57cf67d000d126843825ca615e0c39b2f5425641fc353023295261c4bf93070f72046d62ff00061c338f11cce63bbb28d24c14e3e843ff98d9ba7da
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C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exeMD5
23630bf8b6f0832cb04df9f462fe6a4c
SHA1a7543a9eea778b009aada70657c132c0bd5e444d
SHA256e547d52177207f8352766cd1e689e5f4891fb844367e12a1b6e04bca4d17ef58
SHA5128219e590e57cf67d000d126843825ca615e0c39b2f5425641fc353023295261c4bf93070f72046d62ff00061c338f11cce63bbb28d24c14e3e843ff98d9ba7da
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C:\Users\Admin\AppData\Roaming\System32\PxxoServicesTrialNet1.exeMD5
23630bf8b6f0832cb04df9f462fe6a4c
SHA1a7543a9eea778b009aada70657c132c0bd5e444d
SHA256e547d52177207f8352766cd1e689e5f4891fb844367e12a1b6e04bca4d17ef58
SHA5128219e590e57cf67d000d126843825ca615e0c39b2f5425641fc353023295261c4bf93070f72046d62ff00061c338f11cce63bbb28d24c14e3e843ff98d9ba7da
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C:\Users\Admin\OO45d09342MD5
775ee12a650e48a0c1510aed994672d1
SHA1bbaad822d284cfdb2a3d0a5fcddf8817488df381
SHA25610ef784e1cf143cb9ab74b7546e9109bcb95c5da9537ffdaa812854dea960fdd
SHA512cd61ab5ed0db5dd32168285595854e880b999ade35b7c3f296bdf4835b21c31c8c61a0df2d8819417d0cccd11285e2a45b6b909022f32cb231c09b896c44b29b
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memory/640-123-0x0000000000000000-mapping.dmp
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memory/656-117-0x0000000005140000-0x0000000005141000-memory.dmpFilesize
4KB
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memory/656-114-0x00000000008C0000-0x00000000008C1000-memory.dmpFilesize
4KB
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memory/656-116-0x00000000055A0000-0x00000000055A1000-memory.dmpFilesize
4KB
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memory/656-119-0x0000000004BC0000-0x0000000004BEA000-memory.dmpFilesize
168KB
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memory/656-118-0x00000000050A0000-0x000000000559E000-memory.dmpFilesize
5.0MB
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memory/748-139-0x0000000000400000-0x0000000000422000-memory.dmpFilesize
136KB
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memory/748-137-0x0000000000413FA4-mapping.dmp
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memory/2128-125-0x0000000000000000-mapping.dmp
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memory/2300-120-0x0000000000400000-0x0000000000422000-memory.dmpFilesize
136KB
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memory/2300-121-0x0000000000413FA4-mapping.dmp
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memory/2300-122-0x0000000000400000-0x0000000000422000-memory.dmpFilesize
136KB
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memory/4044-135-0x00000000050F0000-0x00000000055EE000-memory.dmpFilesize
5.0MB
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memory/4044-126-0x0000000000000000-mapping.dmp