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Analysis
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max time kernel
145s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20250211-en -
resource tags
arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system -
submitted
12/02/2025, 21:32
Static task
static1
Behavioral task
behavioral1
Sample
2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe
Resource
win10v2004-20250211-en
General
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Target
2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe
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Size
12.9MB
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MD5
f55badc54efeb617557e9c7e1e94ebdc
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SHA1
5dbce8d054b7d75738b50b2c41efc1a02df90142
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SHA256
0d48a3872b6a054023dd23d1d7927f8861c67620422fa3ba0f5e58f006d8b428
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SHA512
b00d4363f88222bc0dbd0dc3ab06288486f3c974688b88f1d60604f383574cf1aae6e72bf0e8c3d045fce593dbd1f3647d671f7f5d195f6fcabf24e2b86edbe8
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SSDEEP
3072:6LBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:jOMdRQr7OB0ypmMXnl8XEPM3noSWOCR
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Tofsee family
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Creates new service(s) 2 TTPs
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Downloads MZ/PE file 1 IoCs
flow pid Process 28 4252 Process not Found -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4272 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\recjrwio\ImagePath = "C:\\Windows\\SysWOW64\\recjrwio\\zeojdpmo.exe" svchost.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2656314083-4170277356-267438488-1000\Control Panel\International\Geo\Nation 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe -
Deletes itself 1 IoCs
pid Process 3772 svchost.exe -
Executes dropped EXE 3 IoCs
pid Process 2804 zeojdpmo.exe 2604 setup.exe 2644 setup.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2804 set thread context of 3772 2804 zeojdpmo.exe 108 -
Drops file in Program Files directory 9 IoCs
description ioc Process File opened for modification C:\Program Files\MsEdgeCrashpad\throttle_store.dat setup.exe File opened for modification C:\Program Files\MsEdgeCrashpad\settings.dat setup.exe File opened for modification C:\Program Files\MsEdgeCrashpad\metadata setup.exe File opened for modification C:\Program Files\msedge_installer.log setup.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\EDGEMITMP_CC85D.tmp\setup.exe MicrosoftEdge_X64_133.0.3065.59.exe File opened for modification C:\Program Files\MsEdgeCrashpad\throttle_store.dat setup.exe File opened for modification C:\Program Files\MsEdgeCrashpad\settings.dat setup.exe File created C:\Program Files (x86)\Microsoft\Edge\Temp\source2604_337738467\MSEDGE.7z setup.exe File created C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\EDGEMITMP_CC85D.tmp\SETUP.EX_ MicrosoftEdge_X64_133.0.3065.59.exe -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1132 sc.exe 4892 sc.exe 1904 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 5052 4548 WerFault.exe 89 3596 2804 WerFault.exe 102 -
System Location Discovery: System Language Discovery 1 TTPs 10 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MicrosoftEdgeUpdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language zeojdpmo.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 5008 MicrosoftEdgeUpdate.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 2604 setup.exe Token: SeIncBasePriorityPrivilege 2604 setup.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 4548 wrote to memory of 4760 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 92 PID 4548 wrote to memory of 4760 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 92 PID 4548 wrote to memory of 4760 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 92 PID 4548 wrote to memory of 3404 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 94 PID 4548 wrote to memory of 3404 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 94 PID 4548 wrote to memory of 3404 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 94 PID 4548 wrote to memory of 1132 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 96 PID 4548 wrote to memory of 1132 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 96 PID 4548 wrote to memory of 1132 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 96 PID 4548 wrote to memory of 4892 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 98 PID 4548 wrote to memory of 4892 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 98 PID 4548 wrote to memory of 4892 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 98 PID 4548 wrote to memory of 1904 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 100 PID 4548 wrote to memory of 1904 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 100 PID 4548 wrote to memory of 1904 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 100 PID 4548 wrote to memory of 4272 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 103 PID 4548 wrote to memory of 4272 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 103 PID 4548 wrote to memory of 4272 4548 2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe 103 PID 2804 wrote to memory of 3772 2804 zeojdpmo.exe 108 PID 2804 wrote to memory of 3772 2804 zeojdpmo.exe 108 PID 2804 wrote to memory of 3772 2804 zeojdpmo.exe 108 PID 2804 wrote to memory of 3772 2804 zeojdpmo.exe 108 PID 2804 wrote to memory of 3772 2804 zeojdpmo.exe 108 PID 1596 wrote to memory of 2604 1596 MicrosoftEdge_X64_133.0.3065.59.exe 119 PID 1596 wrote to memory of 2604 1596 MicrosoftEdge_X64_133.0.3065.59.exe 119 PID 2604 wrote to memory of 2644 2604 setup.exe 120 PID 2604 wrote to memory of 2644 2604 setup.exe 120
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\recjrwio\2⤵
- System Location Discovery: System Language Discovery
PID:4760
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\zeojdpmo.exe" C:\Windows\SysWOW64\recjrwio\2⤵
- System Location Discovery: System Language Discovery
PID:3404
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create recjrwio binPath= "C:\Windows\SysWOW64\recjrwio\zeojdpmo.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1132
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description recjrwio "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:4892
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start recjrwio2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1904
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:4272
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 6442⤵
- Program crash
PID:5052
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C:\Windows\SysWOW64\recjrwio\zeojdpmo.exeC:\Windows\SysWOW64\recjrwio\zeojdpmo.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-12_f55badc54efeb617557e9c7e1e94ebdc_mafia.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:3772
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 5202⤵
- Program crash
PID:3596
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4548 -ip 45481⤵PID:4684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2804 -ip 28041⤵PID:3320
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C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODM0MTAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NTUzNjg2NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDIyODQzMTgxIi8-PC9hcHA-PC9yZXF1ZXN0Pg1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:5008
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C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\MicrosoftEdge_X64_133.0.3065.59.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\MicrosoftEdge_X64_133.0.3065.59.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1596 -
C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\EDGEMITMP_CC85D.tmp\setup.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\EDGEMITMP_CC85D.tmp\setup.exe" --install-archive="C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\MicrosoftEdge_X64_133.0.3065.59.exe" --msedge --verbose-logging --do-not-launch-msedge --system-level --channel=stable2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\EDGEMITMP_CC85D.tmp\setup.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\EDGEMITMP_CC85D.tmp\setup.exe" --type=crashpad-handler /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Program Files\MsEdgeCrashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=133.0.6943.60 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\EDGEMITMP_CC85D.tmp\setup.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=133.0.3065.59 --initial-client-data=0x224,0x228,0x22c,0x200,0x230,0x7ff7c5d46a68,0x7ff7c5d46a74,0x7ff7c5d46a803⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:2644
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Network
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
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Program Files (x86)\Microsoft\EdgeUpdate\Install\{AA5C3946-C0D6-4EFF-8852-52A5DA4EB23F}\EDGEMITMP_CC85D.tmp\setup.exe
Filesize6.8MB
MD51b3e9c59f9c7a134ec630ada1eb76a39
SHA1a7e831d392e99f3d37847dcc561dd2e017065439
SHA256ce78ccfb0c9cdb06ea61116bc57e50690650b6b5cf37c1aebfb30c19458ee4ae
SHA512c0e50410dc92d80ff7bc854907774fc551564e078a8d38ca6421f15cea50282c25efac4f357b52b066c4371f9b8d4900fa8122dd80ab06ecbd851c6e049f7a3e
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Filesize
13.9MB
MD5cde7faf6756e04858d2ae303cbe2a9ee
SHA1f842737e3c06c15488442b69148d5e8261c36f48
SHA25600e413dd17668375ade10ccf04a91e7d3f358a2a4c1df3729277b26693a3b4a1
SHA5125a283936a1ed5ca48c4057ea5f3b60c28a9052d33cbd896538887bf5fe4421d6523dd9ff3fd1e42df656dee80353db6bf3bff29423cb03fc3bfed7ab7f4326e9