Analysis
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max time kernel
148s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 08:16
Static task
static1
Behavioral task
behavioral1
Sample
9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe
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Size
1.1MB
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MD5
9fff4c02274c0162880844f27ff91407
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SHA1
1cc3d9c13f61d4b285cd9f234c5d6c0e0b06784a
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SHA256
b80fa39729da628febb95ed7fd4b14e06bf20e046a537ab92d0b0ba771d84274
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SHA512
7c4bcec8d01afaedc22045c8976496c8d57c75738b182a0ba2e5678c755b19e65c28cf325090b43ca6c9a921826705d3746c9945186d7d062e26f2b662f40734
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SSDEEP
24576:GAHnh+eWsN3skA4RV1Hom2KXMmHaWnnwFyOr1Gzz3n/5:hh+ZkldoPK8YaCwFherR
Malware Config
Extracted
nanocore
1.2.2.0
chance2019.ddns.net:49153
127.0.0.1:49153
8e4ad066-a383-4536-bede-79946f9beab0
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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
2019-06-14T14:19:20.316382236Z
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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
49153
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default_group
EXPLOIT-JS
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enable_debug_mode
true
-
gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
-
lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
8e4ad066-a383-4536-bede-79946f9beab0
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
chance2019.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
-
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:
9fff4c02274c0162880844f27ff91407_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\ekrnfwuupqfechmnliva = "C:\\Users\\Public\\ekrnfwuupqfechmnliva.vbs" 9fff4c02274c0162880844f27ff91407_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:
9fff4c02274c0162880844f27ff91407_JaffaCakes118.exedescription pid process target process PID 1376 set thread context of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 52 IoCs
Processes:
9fff4c02274c0162880844f27ff91407_JaffaCakes118.exeRegAsm.exepid process 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 2400 RegAsm.exe 2400 RegAsm.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegAsm.exepid process 2400 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 2400 RegAsm.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
9fff4c02274c0162880844f27ff91407_JaffaCakes118.exepid process 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
9fff4c02274c0162880844f27ff91407_JaffaCakes118.exepid process 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
9fff4c02274c0162880844f27ff91407_JaffaCakes118.exedescription pid process target process PID 1376 wrote to memory of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe PID 1376 wrote to memory of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe PID 1376 wrote to memory of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe PID 1376 wrote to memory of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe PID 1376 wrote to memory of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe PID 1376 wrote to memory of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe PID 1376 wrote to memory of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe PID 1376 wrote to memory of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe PID 1376 wrote to memory of 2400 1376 9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\9fff4c02274c0162880844f27ff91407_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- 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
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Downloads
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memory/1376-2-0x0000000000BA0000-0x0000000000BA1000-memory.dmpFilesize
4KB
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memory/2400-3-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2400-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2400-10-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2400-4-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2400-11-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2400-12-0x0000000074832000-0x0000000074834000-memory.dmpFilesize
8KB
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memory/2400-14-0x0000000074832000-0x0000000074834000-memory.dmpFilesize
8KB