Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
20/06/2026, 00:50
Behavioral task
behavioral1
Sample
avokad.io.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
avokad.io.exe
Resource
win11ltsc2024-20260618-en
General
- Target avokad.io.exe
- Size 203KB
- Sample260620-a7a8vady2w
- SHA256 ce990051cbbec61b7e5fda012e29bc9776d0f298cc586c20ed13f949f34db37b
- MD5 1702f6476993eb605fe93eebbbc5fc42
- SHA1 409af51ffa0d10f41374a2b1f3517b98b950ed00
- SHA512 8d997aef82ad4b2d055a87ec7fd82b92afd52dd86c93c1460ef8b55219a02e8f18558e1a6b8468aa467a0b158feb650e1f323c84174b0d92f65fd1d6356abfd7
- SSDEEP 3072:MzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIWtsC6wwBLsjAIZnB/nFgMbszw:MLV6Bta6dtJmakIM5D+LsjAcW/zhIRVJ
- TLSH T14414CF563BA84A2FE2DE8579712212139379C2E3E9C3F3DE28E411B64F567E50A071D3
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
avokad.io:443
-
www.avokad.io:443
-
a5ea1d83-f4c4-4940-a4f3-0c546053848b
-
activate_away_mode
true
-
backup_connection_host
www.avokad.io
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2026-03-31T03:03:25.003039236Z
-
bypass_user_account_control
false
-
bypass_user_account_control_data
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
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
443
-
default_group
Default
-
enable_debug_mode
false
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
a5ea1d83-f4c4-4940-a4f3-0c546053848b
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
avokad.io
-
primary_dns_server
8.8.8.8
-
request_elevation
false
-
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
- Executes dropped EXE 1 IoCs
pid Process 2252 smtpsv.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Service = "C:\\Program Files (x86)\\SMTP Service\\smtpsv.exe" avokad.io.exe - Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA avokad.io.exe - Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\SMTP Service\smtpsv.exe avokad.io.exe File opened for modification C:\Program Files (x86)\SMTP Service\smtpsv.exe avokad.io.exe File opened for modification C:\Program Files (x86)\SMTP Service\client.log smtpsv.exe - System Location Discovery: System Language Discovery 1 TTPs 5 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 avokad.io.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language avokad.io.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language smtpsv.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2344 schtasks.exe 4560 schtasks.exe - Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe 2492 avokad.io.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2492 avokad.io.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2492 avokad.io.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2492 wrote to memory of 2344 2492 avokad.io.exe 89 PID 2492 wrote to memory of 4560 2492 avokad.io.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\avokad.io.exe"C:\Users\Admin\AppData\Local\Temp\avokad.io.exe"1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2492 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SMTP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp410B.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2344
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SMTP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp417A.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4560
-
-
C:\Users\Admin\AppData\Local\Temp\avokad.io.exe"C:\Users\Admin\AppData\Local\Temp\avokad.io.exe"1⤵
- System Location Discovery: System Language Discovery
PID:3616
-
C:\Program Files (x86)\SMTP Service\smtpsv.exe"C:\Program Files (x86)\SMTP Service\smtpsv.exe"1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2252
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Program Files (x86)\SMTP Service\smtpsv.exe
- Size 203KB
- SHA256 ce990051cbbec61b7e5fda012e29bc9776d0f298cc586c20ed13f949f34db37b
- MD5 1702f6476993eb605fe93eebbbc5fc42
- SHA1 409af51ffa0d10f41374a2b1f3517b98b950ed00
- SHA512 8d997aef82ad4b2d055a87ec7fd82b92afd52dd86c93c1460ef8b55219a02e8f18558e1a6b8468aa467a0b158feb650e1f323c84174b0d92f65fd1d6356abfd7
- SSDEEP 3072:MzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIWtsC6wwBLsjAIZnB/nFgMbszw:MLV6Bta6dtJmakIM5D+LsjAcW/zhIRVJ
- TLSH T14414CF563BA84A2FE2DE8579712212139379C2E3E9C3F3DE28E411B64F567E50A071D3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp410B.tmp
- Size 1KB
- SHA256 587a8f1a256795842933e2646639ff64d64d1cd3f3b4f47423d8386c9286d757
- MD5 be4130007f55959301a8a3ffb1719d77
- SHA1 9a6899a722344a0fd1fefb2fa21f758c9aa491a1
- SHA512 754c5e5b539534ed295483e99e60d9ef2730be9aceb0aeaa6a7818e534e3d3dd814280c8f53a6ee5b7f9d243e8cb4ed911eb0667778592755e5dc295d1326d22
- TLSH T1B321C064ACC0F61F66715629A79197C2DE2A57A305564138FCCC4A7F3FB6186304316B
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp417A.tmp
- Size 1KB
- SHA256 6fe1bdf3d1dedec102ac61b47fff909c53e0df8903098c52f3843b1e11a2d863
- MD5 1129270510286b9e8bae6dc678757352
- SHA1 f8f3af28a182023adb3efaaa79d034f399ec16d3
- SHA512 cec6863e4d3a431668cb2aa2fd6bbd032a3e1cc61698fcd9fe952fcffc6ebda0a87ead9090767365a473c143c8b32fd269a4af03454d0f34858252c4b767844f
- TLSH T17C21C068ACC0F65B66B15625A39157C2DF2A97A301664138FCCC4E7F2FB6186304316B
- MD5 SHA1 SHA512 TLSH