General
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Target
41dbb0db0f852fa822dfc024d3effdf27bafa549372f27244902f5fdefa25fd6N.exe
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Size
291KB
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Sample
241126-zhst2aynet
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MD5
e9872731faa5e1fa5ef63e9a07fc0720
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SHA1
6dcd38a92ef3920c1fcf85881b92deb2d9c1790a
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SHA256
41dbb0db0f852fa822dfc024d3effdf27bafa549372f27244902f5fdefa25fd6
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SHA512
0b0788ce65fb26fac72055c099bdd93fa313f0dcef51f82b4e4f4ea7b5cb5a4c7f06e997475da93ece16f1009804c6e13c06f33c9f18c06f3ee0918ba72aa809
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SSDEEP
6144:HbDiEbQtM055szCZb55JgXrSXuZet0yob7PANco+hOg:UM450a55G7SXuZet0yob7Ro+F
Static task
static1
Behavioral task
behavioral1
Sample
41dbb0db0f852fa822dfc024d3effdf27bafa549372f27244902f5fdefa25fd6N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
41dbb0db0f852fa822dfc024d3effdf27bafa549372f27244902f5fdefa25fd6N.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
tofsee
quadoil.ru
lakeflex.ru
Targets
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Target
41dbb0db0f852fa822dfc024d3effdf27bafa549372f27244902f5fdefa25fd6N.exe
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Size
291KB
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MD5
e9872731faa5e1fa5ef63e9a07fc0720
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SHA1
6dcd38a92ef3920c1fcf85881b92deb2d9c1790a
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SHA256
41dbb0db0f852fa822dfc024d3effdf27bafa549372f27244902f5fdefa25fd6
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SHA512
0b0788ce65fb26fac72055c099bdd93fa313f0dcef51f82b4e4f4ea7b5cb5a4c7f06e997475da93ece16f1009804c6e13c06f33c9f18c06f3ee0918ba72aa809
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SSDEEP
6144:HbDiEbQtM055szCZb55JgXrSXuZet0yob7PANco+hOg:UM450a55G7SXuZet0yob7Ro+F
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Tofsee family
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Creates new service(s)
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Modifies Windows Firewall
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Sets service image path in registry
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2