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Analysis
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max time kernel
149s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01/09/2024, 01:13
Static task
static1
Behavioral task
behavioral1
Sample
3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe
Resource
win7-20240705-en
General
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Target
3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe
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Size
2.3MB
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MD5
01e7e40055d24780359493decf90ac21
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SHA1
b59b66a3af3a9920b7de22975997a1ec1e4d5528
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SHA256
3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717
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SHA512
d6069f19cb7acafe771abd095ac9de17767f31dad21951488dd91b56eec65674033e7aad25d038a4f1cd067e1e7fe91f1e8d9bfcf75c593209befe876ac9ffc1
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SSDEEP
24576:RGvPRpFuolzFPJ+l3Drhea534ESvFpLa35sfp+ee:
Malware Config
Extracted
xworm
5.0
airlineagancy.casacam.net:7076
BGCigTdLypaes6Nr
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install_file
USB.exe
Extracted
nanocore
1.2.2.0
jacksonnnn233.theworkpc.com:65535
7065c9a5-e7ef-4b4a-9ad2-3b36dc826073
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activate_away_mode
true
- backup_connection_host
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2024-05-24T01:53:26.806116836Z
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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
65535
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default_group
JksonN
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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
7065c9a5-e7ef-4b4a-9ad2-3b36dc826073
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
jacksonnnn233.theworkpc.com
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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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Detect Xworm Payload 2 IoCs
resource yara_rule behavioral2/files/0x0008000000023433-1091.dat family_xworm behavioral2/memory/4184-1099-0x0000000000430000-0x000000000043E000-memory.dmp family_xworm -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 1196 created 3448 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 56 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe -
Executes dropped EXE 1 IoCs
pid Process 4184 airlineagancy.casacam.net 7076.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Networks! = "C:\\Users\\Admin\\AppData\\Roaming\\Networks!.exe" 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1196 set thread context of 3956 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 98 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 3956 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 3956 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 3956 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 3956 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 3956 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 3956 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3956 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe Token: SeDebugPrivilege 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe Token: SeDebugPrivilege 3956 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe Token: SeDebugPrivilege 4184 airlineagancy.casacam.net 7076.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1196 wrote to memory of 4184 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 97 PID 1196 wrote to memory of 4184 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 97 PID 1196 wrote to memory of 3956 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 98 PID 1196 wrote to memory of 3956 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 98 PID 1196 wrote to memory of 3956 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 98 PID 1196 wrote to memory of 3956 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 98 PID 1196 wrote to memory of 3956 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 98 PID 1196 wrote to memory of 3956 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 98 PID 1196 wrote to memory of 3956 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 98 PID 1196 wrote to memory of 3956 1196 3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe 98
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3448
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C:\Users\Admin\AppData\Local\Temp\3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe"C:\Users\Admin\AppData\Local\Temp\3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1196 -
C:\Users\Admin\AppData\Local\Temp\airlineagancy.casacam.net 7076.exe"C:\Users\Admin\AppData\Local\Temp\airlineagancy.casacam.net 7076.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4184
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C:\Users\Admin\AppData\Local\Temp\3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe"C:\Users\Admin\AppData\Local\Temp\3a5134cc11c7c47b7268e7bf6bf1556c5ff5044af54b7931cae652bfd8d83717.exe"2⤵
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:3956
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
32KB
MD585992141e0054144793b0767444aa3e0
SHA18db16cf0596aa7b0794bf38397e8876f9cd7ac4d
SHA25662138a28be6583227c33e709d31064416b7009a8a66830229aa509832706fe42
SHA512f0bf5714197b30dbd03c385b4e560695d5ea9fc18c268354c077f846701106e8d530a65c1a89b1096aa7f45232ac771603c58077bd2b603fb637f357bedb4c6e