General
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Target
31032025_1507_attach.pdf-EncriptadoOOKK50.vbs.zip
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Size
55KB
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Sample
250331-sqffcaswht
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MD5
f06cbff96bbca65a05bd85be7e570ca8
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SHA1
f2da54a10d89c648b8ea0f8810e98387b85c9b2d
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SHA256
aacbab5ac2400711c5fe4ce86ffe1e89627029325257ba8d81332d3dc2f81691
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SHA512
24f0dc797cb8183376b04c5661b9c76ab9241c90bd9c4b6296cf073bcf818c2ec18d87ce9ed654829e1e43ad6e536f2a4dfdcba39ffb16cda517747b40d53d10
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SSDEEP
96:BxMTmVVBSesl3G9GiGGQGGmGGclGGnG1G9GiGGQGGmGGclGGiGvGlG9GiGGQGGm9:HkmVaesl9D0khzetgZ5iJ
Static task
static1
Behavioral task
behavioral1
Sample
attach.pdf/EncriptadoOOKK50.vbs
Resource
win10v2004-20250314-en
Malware Config
Extracted
https://textbin.net/raw/ezjmofz3s6
https://textbin.net/raw/ezjmofz3s6
Extracted
https://textbin.net/raw/ezjmofz3s6
https://textbin.net/raw/ezjmofz3s6
Extracted
njrat
0.7NC
NYAN CAT
127.0.0.1:6900
fd048b4fe5
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reg_key
fd048b4fe5
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splitter
@!#&^%$
Targets
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Target
attach.pdf/EncriptadoOOKK50.vbs
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Size
8.5MB
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MD5
fe73937416b78fff5aabab8506b32f60
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SHA1
c87bb9695995735f37b46d10db49c0e75deaa26d
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SHA256
a937e59c4e8f66f9c60c5725fa85bbd71e3a8fc32ade529ec7620ed81dd1126e
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SHA512
231cdeed56ff52c687aba8ae417232402d09535256f68c964e4f503d0b9fb806fbc909dc6afb82f492c29887d74df9676f03913600024d5a8856737d5304e9c2
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SSDEEP
768:lm+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m+m++:Q7kwA6P
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Njrat family
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Blocklisted process makes network request
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Adds Run key to start application
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Hide Artifacts: Hidden Window
Windows that would typically be displayed when an application carries out an operation can be hidden.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1