Analysis
-
max time kernel
145s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05-05-2024 11:09
Static task
static1
Behavioral task
behavioral1
Sample
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe
Resource
win7-20240221-en
General
-
Target
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe
-
Size
669KB
-
MD5
1764b9bbfae2fb51e5d429b38ab2a608
-
SHA1
63478b83fd8c548a13e1811dc545166cfe640225
-
SHA256
22c1b6ff6835e90dbb3773779e25a637dbc147ac28ec5dd23b76a2e3eb9e5d3c
-
SHA512
0c8a3772610e04d0d6769743260240512f67bd76b0ac258db78514a5e0f96ec83ce3bcf27ff9a20dec74bd3f637b85ecb4ce22f69e682c0852b7615dc2a11291
-
SSDEEP
12288:QnVpn8YXr7siDvUvly/ue2+dMDemgLJt/smIAD51LnjS:QpXUiAvl6g4mqfUmb1LnjS
Malware Config
Extracted
nanocore
1.2.2.0
aje.ddns.net:9991
95795f41-f87a-457f-bd26-b82b159f6c71
-
activate_away_mode
true
-
backup_connection_host
aje.ddns.net
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2015-01-30T15:41:22.615452836Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
true
-
connect_delay
4000
-
connection_port
9991
-
default_group
Default
-
enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
95795f41-f87a-457f-bd26-b82b159f6c71
-
mutex_timeout
5000
-
prevent_system_sleep
true
-
primary_connection_host
aje.ddns.net
-
primary_dns_server
8.8.8.8
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
false
-
set_critical_process
true
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NAS Host = "C:\\Program Files (x86)\\NAS Host\\nashost.exe" 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe -
Processes:
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exedescription pid process target process PID 2016 set thread context of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe -
Drops file in Program Files directory 2 IoCs
Processes:
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exedescription ioc process File created C:\Program Files (x86)\NAS Host\nashost.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe File opened for modification C:\Program Files (x86)\NAS Host\nashost.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exepid process 2716 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 2716 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exepid process 2716 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 2716 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exedescription pid process target process PID 2016 wrote to memory of 2576 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe schtasks.exe PID 2016 wrote to memory of 2576 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe schtasks.exe PID 2016 wrote to memory of 2576 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe schtasks.exe PID 2016 wrote to memory of 2576 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe schtasks.exe PID 2016 wrote to memory of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe PID 2016 wrote to memory of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe PID 2016 wrote to memory of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe PID 2016 wrote to memory of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe PID 2016 wrote to memory of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe PID 2016 wrote to memory of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe PID 2016 wrote to memory of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe PID 2016 wrote to memory of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe PID 2016 wrote to memory of 2716 2016 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe 1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Update\Windows" /XML "C:\Users\Admin\AppData\Local\Temp\1764451695.xml"2⤵
- Creates scheduled task(s)
PID:2576 -
C:\Users\Admin\AppData\Local\Temp\1764b9bbfae2fb51e5d429b38ab2a608_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1764b9bbfae2fb51e5d429b38ab2a608_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
PID:2716
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD577ffe506c7aaaa94ddd4f27cf164b3e4
SHA153f9012560666473d2f499416c6d4ae6e3a51d73
SHA2562f035b32e562dc774875d211cf395b9695df37c6a94a6a26d26a53bc80fa366e
SHA51256991ec615d9da5ea399fbf87a0cb17ee61aad4cc56fdf6e43847e0179653645a32ef2c8151fcd76dc701dedd4e4dfff9ae8314da30f0cb13585b540a966adb7