Analysis
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max time kernel
147s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03-01-2025 07:16
Behavioral task
behavioral1
Sample
JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe
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Size
1.7MB
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MD5
6b055e240bc3d78c2e4d370c9169f340
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SHA1
87c58cc1ad9624bce840c8047aa21fcb1f75a1bf
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SHA256
25387f1765ceba1462457b816e1db8e702a0059f28f69d6d8440f7d496f941f1
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SHA512
53a924a8124f3eec6e7d10e6838614172749a70469d2d939b9ff30fbed344a83064dffdfe9f1d1b375219c0f622a20167388fae8497e2fa25e70ce6330726ad5
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SSDEEP
24576:xthEVaPqLB/OXA8faoMTRpyiXthEVaPqLB/OXA8faoMTRpyiZ:pEVUcwkB3VbEVUcwkB3VZ
Malware Config
Extracted
nanocore
1.2.2.0
lolli.no-ip.info:1133
e230b6f6-7d07-46a4-ae63-b23db679b6b4
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activate_away_mode
true
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backup_connection_host
lolli.no-ip.info
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2015-02-05T19:59:01.018438736Z
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bypass_user_account_control
false
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bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
1133
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default_group
extreme v2 tut
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
e230b6f6-7d07-46a4-ae63-b23db679b6b4
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
lolli.no-ip.info
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
false
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set_critical_process
true
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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Nanocore family
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Executes dropped EXE 1 IoCs
pid Process 2700 net.exe -
Loads dropped DLL 1 IoCs
pid Process 2360 svchost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft = "C:\\ProgramData\\SoundDriver\\svchost.exe" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Subsystem = "C:\\Program Files (x86)\\DPI Subsystem\\dpiss.exe" net.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA net.exe -
AutoIT Executable 2 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/2020-8-0x0000000000400000-0x0000000000516000-memory.dmp autoit_exe behavioral1/memory/2420-38-0x0000000000400000-0x0000000000516000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2420 set thread context of 2360 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 31 PID 2360 set thread context of 2700 2360 svchost.exe 33 -
resource yara_rule behavioral1/memory/2020-0-0x0000000000400000-0x0000000000516000-memory.dmp upx behavioral1/memory/2020-8-0x0000000000400000-0x0000000000516000-memory.dmp upx behavioral1/memory/2360-30-0x0000000000400000-0x00000000004D1000-memory.dmp upx behavioral1/memory/2360-37-0x0000000000400000-0x00000000004D1000-memory.dmp upx behavioral1/memory/2420-38-0x0000000000400000-0x0000000000516000-memory.dmp upx behavioral1/memory/2360-33-0x0000000000400000-0x00000000004D1000-memory.dmp upx behavioral1/memory/2360-28-0x0000000000400000-0x00000000004D1000-memory.dmp upx behavioral1/memory/2360-26-0x0000000000400000-0x00000000004D1000-memory.dmp upx behavioral1/memory/2360-24-0x0000000000400000-0x00000000004D1000-memory.dmp upx behavioral1/files/0x0007000000016cc5-40.dat upx behavioral1/memory/2360-63-0x0000000000400000-0x00000000004D1000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\DPI Subsystem\dpiss.exe net.exe File opened for modification C:\Program Files (x86)\DPI Subsystem\dpiss.exe net.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe -
Runs net.exe
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Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2856 schtasks.exe 2668 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2360 svchost.exe 2360 svchost.exe 2700 net.exe 2700 net.exe 2700 net.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2700 net.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2700 net.exe -
Suspicious use of FindShellTrayWindow 6 IoCs
pid Process 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe -
Suspicious use of SendNotifyMessage 6 IoCs
pid Process 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2360 svchost.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 2020 wrote to memory of 2420 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 30 PID 2020 wrote to memory of 2420 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 30 PID 2020 wrote to memory of 2420 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 30 PID 2020 wrote to memory of 2420 2020 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 30 PID 2420 wrote to memory of 2360 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 31 PID 2420 wrote to memory of 2360 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 31 PID 2420 wrote to memory of 2360 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 31 PID 2420 wrote to memory of 2360 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 31 PID 2420 wrote to memory of 2360 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 31 PID 2420 wrote to memory of 2360 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 31 PID 2420 wrote to memory of 2360 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 31 PID 2420 wrote to memory of 2360 2420 JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe 31 PID 2360 wrote to memory of 2700 2360 svchost.exe 33 PID 2360 wrote to memory of 2700 2360 svchost.exe 33 PID 2360 wrote to memory of 2700 2360 svchost.exe 33 PID 2360 wrote to memory of 2700 2360 svchost.exe 33 PID 2360 wrote to memory of 2700 2360 svchost.exe 33 PID 2360 wrote to memory of 2700 2360 svchost.exe 33 PID 2360 wrote to memory of 2700 2360 svchost.exe 33 PID 2360 wrote to memory of 2700 2360 svchost.exe 33 PID 2360 wrote to memory of 2700 2360 svchost.exe 33 PID 2700 wrote to memory of 2856 2700 net.exe 34 PID 2700 wrote to memory of 2856 2700 net.exe 34 PID 2700 wrote to memory of 2856 2700 net.exe 34 PID 2700 wrote to memory of 2856 2700 net.exe 34 PID 2700 wrote to memory of 2668 2700 net.exe 36 PID 2700 wrote to memory of 2668 2700 net.exe 36 PID 2700 wrote to memory of 2668 2700 net.exe 36 PID 2700 wrote to memory of 2668 2700 net.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2020 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exeC:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b055e240bc3d78c2e4d370c9169f340.exe /AutoIt3ExecuteScript "C:\Users\Admin\AppData\Local\Temp\test.a3x"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2420 -
\??\c:\windows\SysWOW64\svchost.exe"c:\windows\system32\svchost.exe"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Users\Admin\AppData\Local\Temp\net.exe"C:\Users\Admin\AppData\Local\Temp\net.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DPI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpC745.tmp"5⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2856
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DPI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpC7E2.tmp"5⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2668
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Network
MITRE ATT&CK Enterprise v15
Persistence
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
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.7MB
MD56b055e240bc3d78c2e4d370c9169f340
SHA187c58cc1ad9624bce840c8047aa21fcb1f75a1bf
SHA25625387f1765ceba1462457b816e1db8e702a0059f28f69d6d8440f7d496f941f1
SHA51253a924a8124f3eec6e7d10e6838614172749a70469d2d939b9ff30fbed344a83064dffdfe9f1d1b375219c0f622a20167388fae8497e2fa25e70ce6330726ad5
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Filesize
397KB
MD54e4cddd13c848074c11d4f1d291c6aba
SHA153e0002cead55ba20ef6261b1a43967e612fb558
SHA2564070ad29af1c0328ceec6b7032f2ff7fa94ee4adaead367f32c549d13ebbcf77
SHA512261bca93ac6b50af8c96b22d74b5a740380516869b3773c5f162924e8825770ebf6b65da83ac578cb592cfe9997bee8433e55648d32c2f2da83297904fbebb76
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Filesize
1KB
MD565f483a0c8c76d58e57e545f776739ef
SHA1eacfd68e19000f036ea5cb9f592f8c28e7e2d106
SHA2563716b861f0a2b02a9580a2c90ecd98e917854b8a2d4315f4207eb3041ab0281d
SHA512b25ced8f91f0bd9535ffcda152076bf88eab27900edf8f4407b8104276e0b2a94f60eb2a8efd1a6b5c9f59ea049e28a8fd1a99dcd92b6e83c09603fa5b30345c
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Filesize
1KB
MD55fea24e883e06e4df6d240dc72abf2c5
SHA1d778bf0f436141e02df4b421e8188abdcc9a84a4
SHA256e858982f4ab3c74f7a8903eea18c0f73501a77273ae38b54d5c9dec997e79a66
SHA51215afc2ffbbee14d28a5ff8dc8285d01c942147aada36fb33e31045a4e998769b51738bebe199bcad3462f918b535845a893aa2f80c84b9c795cd1fee4a327924
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Filesize
4KB
MD5840a36331c4f297e44a44a689b764a38
SHA14fa1de1a22325e9a906ea5427af1aeb93b1e568a
SHA2560cb1fcb8cfed3c33dd9374c7109d39e78ce562597897bcde749d8fdc7c935b77
SHA512790b9e5d284c5e1c3ade1800c8e2d59c7a71baf47949e03d66136ab7c0abfd6fe32c186eda9cc025afd7e45ecf5b85103599fe6b2995783d51fc31bca03f0be0