Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
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submitted
08/07/2024, 03:51
General
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Target
2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
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Size
527KB
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MD5
2ae1cbcdaa9a7eb492ec494193250e63
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SHA1
ff0f79fba2f9552f61a0bf6313e74c407801aef0
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SHA256
55136e48846424dba4e779d885364790bd078642b02b161a0f8c8c141ea8a524
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SHA512
92f480ff53149cb8ea950ed24cfee2e025fc913bd8249f5f3bf9dd5fa77cb3009ac796e4e48f6c3431959d4a2b2e6524d66a89339e485af9a566ee8f1609a2a1
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SSDEEP
12288:JLz6hGSgtsJcctRZ2y46AKV5egz+LPw4BPOe2U:AgQccHgy4R0egz+JV2
Malware Config
Extracted
nanocore
1.2.2.0
194.5.98.3:4321
1b787288-3820-406e-95fa-ca959b4e1d82
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activate_away_mode
true
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backup_connection_host
194.5.98.3
- backup_dns_server
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buffer_size
65535
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build_time
2020-11-30T13:42:04.191855836Z
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bypass_user_account_control
true
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bypass_user_account_control_data
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
-
clear_access_control
true
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clear_zone_identifier
true
-
connect_delay
4000
-
connection_port
4321
-
default_group
CHISOM
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enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
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
1b787288-3820-406e-95fa-ca959b4e1d82
-
mutex_timeout
5000
-
prevent_system_sleep
true
-
primary_connection_host
194.5.98.3
- primary_dns_server
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request_elevation
true
-
restart_delay
5000
-
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
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
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NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application 2 TTPs 1 IoCs
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Drops file in Program Files directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Scheduled Task/Job: Scheduled Task 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
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe"1⤵
- Checks computer location settings
- 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 "Updates\ZlQvLrqP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7611.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
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C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe"2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
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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
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5fe09435f76e92998c68cdcc1c773d224
SHA1fb6977e12a8139130ebb30cdcca33299033615fb
SHA256e02a80edadc419f5f21c4733f86a0702acad2f185522e18ac59ff29877bff56f
SHA512b55701886fb6e19b3ac781bbc1185b0c030a2faae12370951edc1a17b618c1add3a1b6246403bcb68f6e1ad6262be2cd36825c1ee60f636075075b6eafc4229c
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Filesize
7.7MB
-
Filesize
552KB
-
Filesize
5.6MB
-
Filesize
584KB
-
Filesize
40KB
-
Filesize
344KB
-
Filesize
7.7MB
-
Filesize
40KB
-
Filesize
4KB
-
Filesize
4KB
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Filesize
624KB
-
Filesize
7.7MB
-
Filesize
392KB
-
Filesize
7.7MB
-
Filesize
224KB
-
Filesize
7.7MB
-
Filesize
40KB
-
Filesize
120KB
-
Filesize
40KB
-
Filesize
7.7MB
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Filesize
7.7MB