Analysis
-
max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
02/03/2025, 04:29
Static task
static1
Behavioral task
behavioral1
Sample
bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe
Resource
win10v2004-20250217-en
General
-
Target
bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe
-
Size
685KB
-
MD5
09bca025504d51921fea0c27fed0f570
-
SHA1
d07867cf868e70188478b98c3ee2d176f63a8153
-
SHA256
bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598
-
SHA512
8f1acb9ef6a1a60335949f1deab733ca43baaa53c73370fbdf4280deedd16eaf9a7411e09a152c0af59c6312a7a93c71b20ea30a3b03cf28212091783f5e533a
-
SSDEEP
12288:o383le9ciUcsw99WWoQCIgeHPbH/jTlWv+AURMbHR9VlQPrVYV:a3Wcp9dtCI7HPL3EGfMhlCK
Malware Config
Extracted
nanocore
1.2.2.0
elroithegodofnsppd.duckdns.org:43366
elroithegodofnsppd.ddnsfree.com:43366
4991469e-2d84-4048-8aed-20a53304961e
-
activate_away_mode
false
-
backup_connection_host
elroithegodofnsppd.ddnsfree.com
- backup_dns_server
-
buffer_size
65538
-
build_time
2024-12-06T15:16:37.862063536Z
-
bypass_user_account_control
false
-
bypass_user_account_control_data
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
-
clear_access_control
false
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
43366
-
default_group
EROI MY GOD
-
enable_debug_mode
true
-
gc_threshold
1.0485772e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.0485772e+07
-
mutex
4991469e-2d84-4048-8aed-20a53304961e
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
elroithegodofnsppd.duckdns.org
- primary_dns_server
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
false
-
set_critical_process
false
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8009
Signatures
-
Nanocore family
-
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.
pid Process 2820 powershell.exe 2932 powershell.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\PCI Service = "C:\\Program Files (x86)\\PCI Service\\pcisv.exe" bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.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 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1956 set thread context of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\PCI Service\pcisv.exe bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe File opened for modification C:\Program Files (x86)\PCI Service\pcisv.exe bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 7 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 powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.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 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2764 schtasks.exe 1528 schtasks.exe 2184 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 2932 powershell.exe 2820 powershell.exe 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe Token: SeDebugPrivilege 2932 powershell.exe Token: SeDebugPrivilege 2820 powershell.exe Token: SeDebugPrivilege 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe Token: SeDebugPrivilege 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 1956 wrote to memory of 2820 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 29 PID 1956 wrote to memory of 2820 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 29 PID 1956 wrote to memory of 2820 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 29 PID 1956 wrote to memory of 2820 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 29 PID 1956 wrote to memory of 2932 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 31 PID 1956 wrote to memory of 2932 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 31 PID 1956 wrote to memory of 2932 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 31 PID 1956 wrote to memory of 2932 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 31 PID 1956 wrote to memory of 2764 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 33 PID 1956 wrote to memory of 2764 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 33 PID 1956 wrote to memory of 2764 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 33 PID 1956 wrote to memory of 2764 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 33 PID 1956 wrote to memory of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 PID 1956 wrote to memory of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 PID 1956 wrote to memory of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 PID 1956 wrote to memory of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 PID 1956 wrote to memory of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 PID 1956 wrote to memory of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 PID 1956 wrote to memory of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 PID 1956 wrote to memory of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 PID 1956 wrote to memory of 2620 1956 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 35 PID 2620 wrote to memory of 1528 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 36 PID 2620 wrote to memory of 1528 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 36 PID 2620 wrote to memory of 1528 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 36 PID 2620 wrote to memory of 1528 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 36 PID 2620 wrote to memory of 2184 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 38 PID 2620 wrote to memory of 2184 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 38 PID 2620 wrote to memory of 2184 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 38 PID 2620 wrote to memory of 2184 2620 bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe"C:\Users\Admin\AppData\Local\Temp\bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1956 -
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\bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2820
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eVWFaJcLOjFwb.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2932
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eVWFaJcLOjFwb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp77DE.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2764
-
-
C:\Users\Admin\AppData\Local\Temp\bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe"C:\Users\Admin\AppData\Local\Temp\bf66c57ddedff135697f519e883eb73817f95e3e591079c17b3ee6c5aa1f6598.exe"2⤵
- 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:2620 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "PCI Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7974.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1528
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "PCI Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7A20.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2184
-
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
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
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Filesize
1KB
MD53f9324d774542a13e6ae01aedc9391ee
SHA104f4e6fba74a393b6eb21fb1df7821a44dd3ca29
SHA25621fb44a416ab3ea1763463467cb694b3549acb1d8fd4efb08a30cb48b60bb029
SHA512597e3a819ef02f0c139a1dfd5c0519cf0390a6b25213223bb112a9df898f25847396dd4dcd5f4affa6e7b4905915a443362245a05c76ecc051b19aa412e4adfa
-
Filesize
1KB
MD54470d22aa72351f1f9cd955ef2212657
SHA185a717ff20895d58cffb775bae162d87fd8da5fa
SHA2563140ae583b3b3eefdaf66e7edb59109078449693c724b211f0445edb70316003
SHA51236202b63c6821e32634036ea98810f98762f122042a8fda60b75230530717fdb1fe163fabc4fe69cba5b1375dcaa1ae553267953faf787f18582cb6b3d736d89
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Filesize
1KB
MD5bbb0d424bb7cb3b0e6aeb68cf82b8f5f
SHA17e95dcd21a27ee53e5c23ed5a163df56a43d572a
SHA25608d6bee474edf0151a0d8ff942ba9e6a1efe069585c63477abd1c7bd8046e130
SHA5120dc790a415f9717f6e7633c1d5f2749a2eca5582c5bbe114119c3ddba6d4e4d0df48029622e2fe07f94d8ae97c334b88691b7721da50ada261449769ae31d466
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\T9ZN177AJ24VKAAG4027.temp
Filesize7KB
MD5077ca6c4381d86de5ce21423f6c593b3
SHA16f421eab2adba09ed2d469701b536430c4271281
SHA25613332670472afc855f68106ab0c72f5aa88b05564e8c7cfcd5f4da82efe1ab00
SHA51246df549c2b55837492ecac02ecfb57c0b08570ca7e2bb3823e83647bcbac4ee0d7302b77a997719694ddf09209f2a207e61ee48ee5ed43914cae068702f61592