Analysis
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max time kernel
142s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
15-06-2024 02:31
Static task
static1
Behavioral task
behavioral1
Sample
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
Resource
win7-20240508-en
General
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Target
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
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Size
820KB
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MD5
0e4c4d9f7b2ee56acdd9b3da668e2da3
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SHA1
11189f4174bdeb36fb31ff8a7b2489641dd144be
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SHA256
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed
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SHA512
a0b5de3eef3de57468a770f596c98d066eae36d538a9bc0d3e8550d6a4b21c0974deab2cc093bc612a89d935cde902c571ca92f2a61ec6d40bea0d52047df9b9
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SSDEEP
12288:xxtg61jjk0LAta9AjjNw5DI+J/0oI3QCdiOc8f/TTRptDGiwFMdWefQS4XhEc:xg61jjk0LAta9AODIz88f///dbfQSeK
Malware Config
Extracted
nanocore
1.2.2.0
vjhelena.duckdns.org:54880
alibabaforwader10.ddns.net:54880
a387c389-48e1-4208-8dfc-04ffe53ec013
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activate_away_mode
true
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backup_connection_host
alibabaforwader10.ddns.net
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2024-02-09T13:56:51.135504536Z
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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
54880
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default_group
MAY
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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
a387c389-48e1-4208-8dfc-04ffe53ec013
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
vjhelena.duckdns.org
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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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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 2900 powershell.exe 2848 powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exedescription pid process target process PID 2020 set thread context of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 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 12 IoCs
Processes:
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exepowershell.exepowershell.exeRegSvcs.exepid process 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe 2900 powershell.exe 2848 powershell.exe 2688 RegSvcs.exe 2688 RegSvcs.exe 2688 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 2688 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exepowershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe Token: SeDebugPrivilege 2848 powershell.exe Token: SeDebugPrivilege 2900 powershell.exe Token: SeDebugPrivilege 2688 RegSvcs.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exedescription pid process target process PID 2020 wrote to memory of 2900 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 2020 wrote to memory of 2900 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 2020 wrote to memory of 2900 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 2020 wrote to memory of 2900 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 2020 wrote to memory of 2848 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 2020 wrote to memory of 2848 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 2020 wrote to memory of 2848 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 2020 wrote to memory of 2848 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe powershell.exe PID 2020 wrote to memory of 2676 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe schtasks.exe PID 2020 wrote to memory of 2676 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe schtasks.exe PID 2020 wrote to memory of 2676 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe schtasks.exe PID 2020 wrote to memory of 2676 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe schtasks.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe PID 2020 wrote to memory of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe"C:\Users\Admin\AppData\Local\Temp\e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2020 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2900 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PKoUYTS.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2848 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PKoUYTS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7935.tmp"2⤵
- Creates scheduled task(s)
PID:2676 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2688
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp7935.tmpFilesize
1KB
MD532e8b4d5ad4da31ca7d2b4bd36cf06c3
SHA1fa653bd6d6ed1f27a2ed642b676fdb55be45d03a
SHA256bdff5b52888b0fa9f3fc76b6db278dd05a1dcbf15a8eb5f03a249caeb8566d44
SHA512aaba1c07dbc980cdb4f9a01822447956429560258cf22b6594e47df715267496b88d5b1eeef09c2f3025af59080299d1a4dc39ef5c7b890b8c95b0511b76c480
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0GJMEQQH2ONAWD8H9MMV.tempFilesize
7KB
MD516308ce3666ed02b449a1ec846e40b81
SHA16df200e1fb6701c7271618cac1f218f0791f0b7f
SHA256cc56fc4f9a123dea01d9d1e281f156ff4cc5842e10259df97453ca6f4f8ab313
SHA51279897f69cae3f383dc4034ce49a72abe7fdf88c704c5a3dea2027fec73deb95234bf30e7fb28fc429e314f358241abd77261a85712e2cded3f94c32db4eb1a66
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memory/2020-0-0x000000007414E000-0x000000007414F000-memory.dmpFilesize
4KB
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memory/2020-1-0x0000000000F70000-0x0000000001044000-memory.dmpFilesize
848KB
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memory/2020-2-0x0000000074140000-0x000000007482E000-memory.dmpFilesize
6.9MB
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memory/2020-3-0x00000000006D0000-0x00000000006EA000-memory.dmpFilesize
104KB
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memory/2020-4-0x0000000000540000-0x0000000000550000-memory.dmpFilesize
64KB
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memory/2020-5-0x0000000005C80000-0x0000000005CFA000-memory.dmpFilesize
488KB
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memory/2020-30-0x0000000074140000-0x000000007482E000-memory.dmpFilesize
6.9MB
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memory/2688-28-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2688-29-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2688-27-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2688-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2688-24-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2688-22-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2688-20-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2688-18-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2688-32-0x0000000000390000-0x000000000039A000-memory.dmpFilesize
40KB
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memory/2688-33-0x00000000003A0000-0x00000000003BE000-memory.dmpFilesize
120KB
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memory/2688-34-0x0000000000440000-0x000000000044A000-memory.dmpFilesize
40KB