Analysis
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max time kernel
145s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
11-06-2024 18:48
Static task
static1
Behavioral task
behavioral1
Sample
9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe
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Size
348KB
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MD5
9f32b011d9f3ee5a0c0aa8b54655065a
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SHA1
b77d4d68f52c4f670b00fd94e3f2f60dd53d0b0a
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SHA256
46a7afc5697ad52b2afb17b31e14f76166727678ec123b3dc0e8eb692eee6434
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SHA512
ae243b44adab08e559ab7b816c517b37fd72465f3d4be3e3b72fcbd42bb5c73d68b6c4386795f907b7d938cd55e0f103774e824e8eede2bc24fc716be56e22d2
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SSDEEP
6144:kh57iTz9Iua77Zaq4moDrovqy3VMCmhdFz6xGnmO/xt/SyTdWs1sEuOJbuvkiHKg:A7iTzm7Qhm+oCOVHm/F+xu/xthTdWsaK
Malware Config
Extracted
nanocore
1.2.2.0
46.165.208.105:57841
127.0.0.1:57841
71be27d2-ab4d-48ae-98f0-a607087a90ee
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activate_away_mode
true
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backup_connection_host
127.0.0.1
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2017-01-09T04:11:16.546098036Z
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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
57841
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default_group
Default
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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
71be27d2-ab4d-48ae-98f0-a607087a90ee
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
46.165.208.105
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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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Processes:
9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exedescription pid process target process PID 1904 set thread context of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exepid process 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 2588 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 2588 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exepid process 2588 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe Token: SeDebugPrivilege 2588 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exedescription pid process target process PID 1904 wrote to memory of 2736 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe schtasks.exe PID 1904 wrote to memory of 2736 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe schtasks.exe PID 1904 wrote to memory of 2736 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe schtasks.exe PID 1904 wrote to memory of 2736 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe schtasks.exe PID 1904 wrote to memory of 2668 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2668 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2668 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2668 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe PID 1904 wrote to memory of 2588 1904 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe 9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Update\KRUaNoyqNjgRaaOokUXewXMjSUSoLjmwWNmnkPvRvOtoPSSECjKOyiQa" /XML "C:\Users\Admin\AppData\Local\Temp\z231"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\9f32b011d9f3ee5a0c0aa8b54655065a_JaffaCakes118.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
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Downloads
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C:\Users\Admin\AppData\Local\Temp\z231Filesize
1KB
MD5aeacfe60fe7b22bc3346546dc8a2ac5f
SHA17222613f403bcf50bf036963098c7810eb82f43e
SHA256f5290afb2aedc7fb25b67d0517e1217473ae4dca8184f4c15296014b7c461f1d
SHA512f279dc6784f99443ecaefce7924a972b62f885248d23322a2292283b92d309a38ed7cb58ab33d68230cef08c747a611b77b0a1f910294fd6bc448fe88cef3fab
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memory/1904-0-0x0000000074211000-0x0000000074212000-memory.dmpFilesize
4KB
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memory/1904-1-0x0000000074210000-0x00000000747BB000-memory.dmpFilesize
5.7MB
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memory/1904-2-0x0000000074210000-0x00000000747BB000-memory.dmpFilesize
5.7MB
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memory/1904-26-0x0000000074210000-0x00000000747BB000-memory.dmpFilesize
5.7MB
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memory/2588-21-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2588-23-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2588-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2588-16-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2588-13-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2588-10-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2588-8-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2588-24-0x0000000074210000-0x00000000747BB000-memory.dmpFilesize
5.7MB
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memory/2588-6-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2588-27-0x0000000074210000-0x00000000747BB000-memory.dmpFilesize
5.7MB