Analysis
- max time kernel
91s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
15/02/2024, 03:56
General
- Target IqgoWz56w4vBHL8.exe
- Size 760KB
- Sample240215-ehcslaga21
- SHA256 82f800b2cd609858f78b1014e5fe5729059cf520d598aa99d22b97045853eb38
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
tzitziklishop3.ddns.net:1663
-
fbf9faaf-f2bf-43ae-91ec-07031d9e9f20
-
activate_away_mode
true
-
backup_connection_host
tzitziklishop3.ddns.net
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2023-11-24T23:15:19.996809436Z
-
bypass_user_account_control
false
-
bypass_user_account_control_data
PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTE2Ij8+DQo8VGFzayB2ZXJzaW9uPSIxLjIiIHhtbG5zPSJodHRwOi8vc2NoZW1hcy5taWNyb3NvZnQuY29tL3dpbmRvd3MvMjAwNC8wMi9taXQvdGFzayI+DQogIDxSZWdpc3RyYXRpb25JbmZvIC8+DQogIDxUcmlnZ2VycyAvPg0KICA8UHJpbmNpcGFscz4NCiAgICA8UHJpbmNpcGFsIGlkPSJBdXRob3IiPg0KICAgICAgPExvZ29uVHlwZT5JbnRlcmFjdGl2ZVRva2VuPC9Mb2dvblR5cGU+DQogICAgICA8UnVuTGV2ZWw+SGlnaGVzdEF2YWlsYWJsZTwvUnVuTGV2ZWw+DQogICAgPC9QcmluY2lwYWw+DQogIDwvUHJpbmNpcGFscz4NCiAgPFNldHRpbmdzPg0KICAgIDxNdWx0aXBsZUluc3RhbmNlc1BvbGljeT5QYXJhbGxlbDwvTXVsdGlwbGVJbnN0YW5jZXNQb2xpY3k+DQogICAgPERpc2FsbG93U3RhcnRJZk9uQmF0dGVyaWVzPmZhbHNlPC9EaXNhbGxvd1N0YXJ0SWZPbkJhdHRlcmllcz4NCiAgICA8U3RvcElmR29pbmdPbkJhdHRlcmllcz5mYWxzZTwvU3RvcElmR29pbmdPbkJhdHRlcmllcz4NCiAgICA8QWxsb3dIYXJkVGVybWluYXRlPnRydWU8L0FsbG93SGFyZFRlcm1pbmF0ZT4NCiAgICA8U3RhcnRXaGVuQXZhaWxhYmxlPmZhbHNlPC9TdGFydFdoZW5BdmFpbGFibGU+DQogICAgPFJ1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+ZmFsc2U8L1J1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+DQogICAgPElkbGVTZXR0aW5ncz4NCiAgICAgIDxTdG9wT25JZGxlRW5kPmZhbHNlPC9TdG9wT25JZGxlRW5kPg0KICAgICAgPFJlc3RhcnRPbklkbGU+ZmFsc2U8L1Jlc3RhcnRPbklkbGU+DQogICAgPC9JZGxlU2V0dGluZ3M+DQogICAgPEFsbG93U3RhcnRPbkRlbWFuZD50cnVlPC9BbGxvd1N0YXJ0T25EZW1hbmQ+DQogICAgPEVuYWJsZWQ+dHJ1ZTwvRW5hYmxlZD4NCiAgICA8SGlkZGVuPmZhbHNlPC9IaWRkZW4+DQogICAgPFJ1bk9ubHlJZklkbGU+ZmFsc2U8L1J1bk9ubHlJZklkbGU+DQogICAgPFdha2VUb1J1bj5mYWxzZTwvV2FrZVRvUnVuPg0KICAgIDxFeGVjdXRpb25UaW1lTGltaXQ+UFQwUzwvRXhlY3V0aW9uVGltZUxpbWl0Pg0KICAgIDxQcmlvcml0eT40PC9Qcmlvcml0eT4NCiAgPC9TZXR0aW5ncz4NCiAgPEFjdGlvbnMgQ29udGV4dD0iQXV0aG9yIj4NCiAgICA8RXhlYz4NCiAgICAgIDxDb21tYW5kPiIjRVhFQ1VUQUJMRVBBVEgiPC9Db21tYW5kPg0KICAgICAgPEFyZ3VtZW50cz4kKEFyZzApPC9Bcmd1bWVudHM+DQogICAgPC9FeGVjPg0KICA8L0FjdGlvbnM+DQo8L1Rhc2s+
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
1663
-
default_group
NEW JOY
-
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
fbf9faaf-f2bf-43ae-91ec-07031d9e9f20
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
tzitziklishop3.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
- NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Drops file in Program Files directory 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\IqgoWz56w4vBHL8.exe"C:\Users\Admin\AppData\Local\Temp\IqgoWz56w4vBHL8.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DVWubBK.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DVWubBK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8165.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp859B.tmp"3⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp85CB.tmp"3⤵
- Creates scheduled task(s)
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_nzdfvicf.dc4.ps1
tmp8165.tmp
tmp859B.tmp
tmp85CB.tmp
memory/464-73-0x00000000071F0000-0x000000000720A000-memory.dmp
memory/464-70-0x00000000070B0000-0x00000000070C1000-memory.dmp
memory/464-77-0x0000000075330000-0x0000000075AE0000-memory.dmp
memory/464-74-0x00000000071D0000-0x00000000071D8000-memory.dmp
memory/464-72-0x00000000070F0000-0x0000000007104000-memory.dmp
memory/464-71-0x00000000070E0000-0x00000000070EE000-memory.dmp
memory/464-15-0x0000000075330000-0x0000000075AE0000-memory.dmp
memory/464-18-0x0000000002240000-0x0000000002250000-memory.dmp
memory/464-17-0x0000000002240000-0x0000000002250000-memory.dmp
memory/464-16-0x0000000004DD0000-0x00000000053F8000-memory.dmp
memory/464-14-0x00000000022C0000-0x00000000022F6000-memory.dmp
memory/464-53-0x0000000075BE0000-0x0000000075C2C000-memory.dmp
memory/464-20-0x0000000005400000-0x0000000005422000-memory.dmp
memory/464-21-0x00000000054A0000-0x0000000005506000-memory.dmp
memory/464-51-0x000000007F890000-0x000000007F8A0000-memory.dmp
memory/464-23-0x0000000005510000-0x0000000005576000-memory.dmp
memory/464-69-0x0000000007130000-0x00000000071C6000-memory.dmp
memory/464-68-0x0000000006F20000-0x0000000006F2A000-memory.dmp
memory/464-52-0x0000000006170000-0x00000000061A2000-memory.dmp
memory/464-34-0x0000000005580000-0x00000000058D4000-memory.dmp
memory/464-67-0x0000000006EB0000-0x0000000006ECA000-memory.dmp
memory/464-38-0x0000000005B90000-0x0000000005BAE000-memory.dmp
memory/464-39-0x0000000006120000-0x000000000616C000-memory.dmp
memory/464-66-0x00000000074F0000-0x0000000007B6A000-memory.dmp
memory/464-65-0x0000000006D70000-0x0000000006E13000-memory.dmp
memory/464-63-0x0000000006100000-0x000000000611E000-memory.dmp
memory/464-64-0x0000000002240000-0x0000000002250000-memory.dmp
memory/1168-22-0x0000000000400000-0x0000000000438000-memory.dmp
memory/1168-84-0x00000000070B0000-0x00000000070BE000-memory.dmp
memory/1168-49-0x0000000005DC0000-0x0000000005DCA000-memory.dmp
memory/1168-35-0x0000000075330000-0x0000000075AE0000-memory.dmp
memory/1168-48-0x0000000005C40000-0x0000000005C5E000-memory.dmp
memory/1168-47-0x0000000005AD0000-0x0000000005ADA000-memory.dmp
memory/1168-98-0x0000000005AF0000-0x0000000005B00000-memory.dmp
memory/1168-97-0x0000000075330000-0x0000000075AE0000-memory.dmp
memory/1168-37-0x0000000005AF0000-0x0000000005B00000-memory.dmp
memory/1168-90-0x0000000007160000-0x0000000007174000-memory.dmp
memory/1168-89-0x0000000007120000-0x000000000714E000-memory.dmp
memory/1168-88-0x0000000007110000-0x000000000711E000-memory.dmp
memory/1168-87-0x00000000070F0000-0x0000000007104000-memory.dmp
memory/1168-86-0x00000000070D0000-0x00000000070E0000-memory.dmp
memory/1168-85-0x00000000070C0000-0x00000000070D4000-memory.dmp
memory/1168-83-0x00000000070A0000-0x00000000070AC000-memory.dmp
memory/1168-82-0x0000000007090000-0x00000000070A2000-memory.dmp
memory/1168-79-0x0000000005DE0000-0x0000000005DF2000-memory.dmp
memory/1168-80-0x0000000007050000-0x000000000706A000-memory.dmp
memory/1168-81-0x0000000007080000-0x000000000708E000-memory.dmp
memory/4636-6-0x0000000005690000-0x00000000056A2000-memory.dmp
memory/4636-7-0x00000000056A0000-0x00000000056B2000-memory.dmp
memory/4636-5-0x0000000005240000-0x000000000524A000-memory.dmp
memory/4636-0-0x00000000006D0000-0x0000000000792000-memory.dmp
memory/4636-8-0x0000000007D40000-0x0000000007DBA000-memory.dmp
memory/4636-9-0x000000000A4A0000-0x000000000A53C000-memory.dmp
memory/4636-4-0x00000000052F0000-0x0000000005300000-memory.dmp
memory/4636-3-0x0000000005190000-0x0000000005222000-memory.dmp
memory/4636-36-0x0000000075330000-0x0000000075AE0000-memory.dmp
memory/4636-2-0x0000000005740000-0x0000000005CE4000-memory.dmp
memory/4636-1-0x0000000075330000-0x0000000075AE0000-memory.dmp