Analysis
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max time kernel
142s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
05-06-2024 07:30
Static task
static1
Behavioral task
behavioral1
Sample
977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe
Resource
win7-20231129-en
General
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Target
977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe
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Size
1.4MB
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MD5
977b2af6136fab257bb0012dc0b52221
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SHA1
407cf74bb60ea6f7a920eb0af58c39d39db69c51
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SHA256
7e158c236c832517eafeb325d90e3c1432b3d720866b29e034392e6790f1f8b1
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SHA512
cf08981dc5464e8eafd3132bdc5abf6d4743195ffbbeb7f03e76298b5a9220a803141f05d19fc8032cf24deaa23e0ec724c62113bb4bb123ad6cbf626d392071
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SSDEEP
24576:DmrN5KPbaxeP5u8OY3yVCV3Kar+zSkT1ybr9gSKci8BFzzynjrl+Q7jX/ViBiikV:Dmr6m+Z3/wUraS9B4nHlL4khTh
Malware Config
Extracted
nanocore
1.2.2.0
qazwsx12.ddns.net:1000
78.130.176.188:1000
83c7c1e5-a796-4519-b475-0ff1bf0d3cd9
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activate_away_mode
true
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backup_connection_host
78.130.176.188
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2017-09-08T04:26:20.489830936Z
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bypass_user_account_control
true
- 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
1000
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default_group
Redoooo
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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
83c7c1e5-a796-4519-b475-0ff1bf0d3cd9
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
qazwsx12.ddns.net
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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
true
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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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\VKJVNTdy\\ShSozZrB.exe" 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe -
Processes:
regasm.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA regasm.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exedescription pid process target process PID 1044 set thread context of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exeregasm.exepid process 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe 3040 regasm.exe 3040 regasm.exe 3040 regasm.exe 3040 regasm.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
regasm.exepid process 3040 regasm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
regasm.exedescription pid process Token: SeDebugPrivilege 3040 regasm.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exedescription pid process target process PID 1044 wrote to memory of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe PID 1044 wrote to memory of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe PID 1044 wrote to memory of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe PID 1044 wrote to memory of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe PID 1044 wrote to memory of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe PID 1044 wrote to memory of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe PID 1044 wrote to memory of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe PID 1044 wrote to memory of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe PID 1044 wrote to memory of 3040 1044 977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe regasm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\977b2af6136fab257bb0012dc0b52221_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\regasm.exe"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1044-0-0x00000000001B0000-0x00000000001B1000-memory.dmpFilesize
4KB
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memory/1044-1-0x0000000002CE0000-0x0000000002DD5000-memory.dmpFilesize
980KB
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memory/1044-3-0x0000000003750000-0x0000000003845000-memory.dmpFilesize
980KB
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memory/1044-9-0x0000000000400000-0x00000000004D9000-memory.dmpFilesize
868KB
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memory/1044-11-0x0000000003750000-0x0000000003845000-memory.dmpFilesize
980KB
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memory/1044-10-0x0000000002CE0000-0x0000000002DD5000-memory.dmpFilesize
980KB
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memory/3040-8-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/3040-6-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/3040-4-0x0000000000400000-0x0000000000482000-memory.dmpFilesize
520KB
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memory/3040-12-0x00000000746B2000-0x00000000746B4000-memory.dmpFilesize
8KB
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memory/3040-14-0x00000000746B2000-0x00000000746B4000-memory.dmpFilesize
8KB