nanocore | f42006eb8aa5ddc81ea0870223286e634866b17d52f5f796bd2e0f4c54331b09

General

Target

257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
Size

946KB
MD5

257570758811ac4044697475fc4029a0
SHA1

d5fe8288f223e0ee834a48ad598be36f77d57c1b
SHA256

f42006eb8aa5ddc81ea0870223286e634866b17d52f5f796bd2e0f4c54331b09
SHA512

6288fe50c75749b050572dc80501e9b90e73f3b7e88e14170b71768f99f591160463cd701868eae66eb6fafc1a3c5d5ac690625ba44ecc15f1d8648392d02c91
SSDEEP

12288:4I2lUgIwkivJah9F4a0anwDDqbsw0w+F4eHiOgQRam5kCUco95D6tFF:R2lewPaTF3n+lp1VCOHammAMl6tF

Score

10^/10

nanocore execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

december2nd.ddns.net:65024

december2n.duckdns.org:65024

Mutex

2c009a56-c28c-48f4-8875-acf9e1222e9f

Attributes

activate_away_mode
false
backup_connection_host
december2n.duckdns.org
backup_dns_server
buffer_size
65535
build_time
2024-02-17T09:12:36.211032636Z
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
65024
default_group
NO GREE
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
2c009a56-c28c-48f4-8875-acf9e1222e9f
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
december2nd.ddns.net
primary_dns_server
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.
keylogger trojan stealer spyware nanocore
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.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exe

pid process

2576 powershell.exe
2720 powershell.exe

pid	process
2576	powershell.exe
2720	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\TCP Subsystem = "C:\\Program Files (x86)\\TCP Subsystem\\tcpss.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

257570758811ac4044697475fc4029a0_NeikiAnalytics.exe

description pid process target process

PID 1940 set thread context of 2620 1940 257570758811ac4044697475fc4029a0_NeikiAnalytics.exe RegSvcs.exe

description	pid	process	target process
PID 1940 set thread context of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\TCP Subsystem\tcpss.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\TCP Subsystem\tcpss.exe	RegSvcs.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

2792 schtasks.exe
1920 schtasks.exe
2548 schtasks.exe

pid	process
2792	schtasks.exe
1920	schtasks.exe
2548	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

257570758811ac4044697475fc4029a0_NeikiAnalytics.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
2576	powershell.exe
2720	powershell.exe
2620	RegSvcs.exe
2620	RegSvcs.exe
2620	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

2620 RegSvcs.exe

pid	process
2620	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

257570758811ac4044697475fc4029a0_NeikiAnalytics.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
Token: SeDebugPrivilege	2576	powershell.exe
Token: SeDebugPrivilege	2720	powershell.exe
Token: SeDebugPrivilege	2620	RegSvcs.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

257570758811ac4044697475fc4029a0_NeikiAnalytics.exeRegSvcs.exe

description	pid	process	target process
PID 1940 wrote to memory of 2576	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	powershell.exe
PID 1940 wrote to memory of 2576	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	powershell.exe
PID 1940 wrote to memory of 2576	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	powershell.exe
PID 1940 wrote to memory of 2576	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	powershell.exe
PID 1940 wrote to memory of 2720	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	powershell.exe
PID 1940 wrote to memory of 2720	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	powershell.exe
PID 1940 wrote to memory of 2720	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	powershell.exe
PID 1940 wrote to memory of 2720	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	powershell.exe
PID 1940 wrote to memory of 2792	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	schtasks.exe
PID 1940 wrote to memory of 2792	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	schtasks.exe
PID 1940 wrote to memory of 2792	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	schtasks.exe
PID 1940 wrote to memory of 2792	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	schtasks.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 1940 wrote to memory of 2620	1940	257570758811ac4044697475fc4029a0_NeikiAnalytics.exe	RegSvcs.exe
PID 2620 wrote to memory of 1920	2620	RegSvcs.exe	schtasks.exe
PID 2620 wrote to memory of 1920	2620	RegSvcs.exe	schtasks.exe
PID 2620 wrote to memory of 1920	2620	RegSvcs.exe	schtasks.exe
PID 2620 wrote to memory of 1920	2620	RegSvcs.exe	schtasks.exe
PID 2620 wrote to memory of 2548	2620	RegSvcs.exe	schtasks.exe
PID 2620 wrote to memory of 2548	2620	RegSvcs.exe	schtasks.exe
PID 2620 wrote to memory of 2548	2620	RegSvcs.exe	schtasks.exe
PID 2620 wrote to memory of 2548	2620	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\257570758811ac4044697475fc4029a0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\257570758811ac4044697475fc4029a0_NeikiAnalytics.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1940

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\257570758811ac4044697475fc4029a0_NeikiAnalytics.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2576

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NNCgAvsHEX.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2720

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NNCgAvsHEX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp60D5.tmp"
2⤵
- Creates scheduled task(s)
PID:2792

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
PID:2620

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "TCP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp628A.tmp"
3⤵
- Creates scheduled task(s)
PID:1920

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "TCP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp62D9.tmp"
3⤵
- Creates scheduled task(s)
PID:2548

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp60D5.tmp
Filesize
1KB

MD5
c9f0d81244180e04cfdc8cf9980d3819

SHA1
c436483c019e4d5f27a10294c3f2f39d1c2b981b

SHA256
0dd817fde0c75ebf68724793a58beae60a1c2696229bcced87b7378b7f7aeb5a

SHA512
55bf374b197adc2d45caf5fc36ad77b93a4f0218adeaed670b399de3117f81233216cf37cb120b682c3f8c2af80e5ff7dae9afca6f6390f2d7190c85b96a791a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp628A.tmp
Filesize
1KB

MD5
8cad1b41587ced0f1e74396794f31d58

SHA1
11054bf74fcf5e8e412768035e4dae43aa7b710f

SHA256
3086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c

SHA512
99c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp62D9.tmp
Filesize
1KB

MD5
4b7ef560289c0f62d0baf6f14f48a57a

SHA1
8331acb90dde588aa3196919f6e847f398fd06d1

SHA256
062844155306130d6fafc4fe10ac9e5ddd2ed462532b729c50cdc979c0d83207

SHA512
ecaa27c4b703d95f9f9b37d8c339982970482e7dab968c2010e0aa644bbfa31973111aafb827565af30c423d1d14e4ff997ec149614e713ff7ef3456894d02d8

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\S3Y6SMKB4Y5ELUCO9BAX.temp
Filesize
7KB

MD5
a662747a2901b9b4c513b82981e7e39d

SHA1
56fd2a51cebe5f13a4c1c6d0cd377b120fbd516b

SHA256
9b5294801993d07a60796e49e9f0d4e59e2d7070e6f26767f254837c22794cee

SHA512
f9b5795f362590c86a577b75dad1299ddef8c4e9054649e0708ffa2b70974473845d055017f8ffb71449266e0cad091ef1bf9ba3b3ad0060dfce8c9f88fbc8c4

Download Submit
memory/1940-6-0x00000000051E0000-0x000000000525C000-memory.dmp

Filesize
496KB

Download
memory/1940-32-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/1940-0-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/1940-4-0x00000000005A0000-0x00000000005B0000-memory.dmp

Filesize
64KB

Download
memory/1940-3-0x00000000004E0000-0x00000000004FE000-memory.dmp

Filesize
120KB

Download
memory/1940-5-0x00000000005B0000-0x00000000005C6000-memory.dmp

Filesize
88KB

Download
memory/1940-1-0x0000000000FD0000-0x00000000010C2000-memory.dmp

Filesize
968KB

Download
memory/1940-2-0x0000000074AA0000-0x000000007518E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-19-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2620-25-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-23-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-21-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-28-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-31-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-29-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-40-0x0000000000620000-0x000000000062A000-memory.dmp

Filesize
40KB

Download
memory/2620-41-0x0000000000670000-0x000000000067C000-memory.dmp

Filesize
48KB

Download
memory/2620-42-0x0000000000860000-0x000000000087E000-memory.dmp

Filesize
120KB

Download
memory/2620-43-0x0000000001F50000-0x0000000001F5A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads