nanocore | 93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d

General

Target

93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe
Size

1.9MB
MD5

5474cd7ac3c1177904da5a67e636b2dd
SHA1

c86c722522a0fa6b9b7f2a98f59ca04110de0d11
SHA256

93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d
SHA512

1fd6c3ffd3eb8b8f1cc873112e77345886fee715771a1612edb22247fa532f50fd1ed2f01a845fe8d02757b397c560ad0d0da0fa9f0156e9c53ac1f80fe7534f
SSDEEP

49152:GSJChpoK4czru6sRSnin2+zcRARaKpOB0IGb8sj5ip0RkNG3k+YY8:irhUEmf9Yh

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

arkseven7002.ddns.net:7727

Mutex

10a66da6-234d-4e15-acda-574830a08fca

Attributes

activate_away_mode
true
backup_connection_host
arkseven7002.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2024-04-18T01:03:25.467183836Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
false
clear_zone_identifier
true
connect_delay
4000
connection_port
7727
default_group
BLESSED BOTS
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
10a66da6-234d-4e15-acda-574830a08fca
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
arkseven7002.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.
keylogger trojan stealer spyware nanocore

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

AddInProcess32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\PCI Service = "C:\\Program Files (x86)\\PCI Service\\pcisvc.exe"	AddInProcess32.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe

description	pid	process	target process
PID 2224 set thread context of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe

Drops file in Program Files directory 2 IoCs

Processes:

AddInProcess32.exe

description	ioc	process
File created	C:\Program Files (x86)\PCI Service\pcisvc.exe	AddInProcess32.exe
File opened for modification	C:\Program Files (x86)\PCI Service\pcisvc.exe	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

AddInProcess32.exe

pid process

2512 AddInProcess32.exe
2512 AddInProcess32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AddInProcess32.exe

pid process

2512 AddInProcess32.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

AddInProcess32.exe

description pid process

Token: SeDebugPrivilege 2512 AddInProcess32.exe

pid	process
2512	AddInProcess32.exe
2512	AddInProcess32.exe

pid	process
2512	AddInProcess32.exe

description	pid	process
Token: SeDebugPrivilege	2512	AddInProcess32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe

description	pid	process	target process
PID 2224 wrote to memory of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe
PID 2224 wrote to memory of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe
PID 2224 wrote to memory of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe
PID 2224 wrote to memory of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe
PID 2224 wrote to memory of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe
PID 2224 wrote to memory of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe
PID 2224 wrote to memory of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe
PID 2224 wrote to memory of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe
PID 2224 wrote to memory of 2512	2224	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe	AddInProcess32.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableTaskMgr = "1"	93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe

C:\Users\Admin\AppData\Local\Temp\93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe
"C:\Users\Admin\AppData\Local\Temp\93ef803a0a6d30205faaee49199b47907fa378e2350016cc63088eeb9514931d.exe"
1⤵
- Disables RegEdit via registry modification
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2224

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2512

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/2512-4-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-2-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-0-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-5-0x00000000746EE000-0x00000000746EF000-memory.dmp

Filesize
4KB

Download
memory/2512-6-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download
memory/2512-9-0x0000000000570000-0x000000000057A000-memory.dmp

Filesize
40KB

Download
memory/2512-10-0x00000000009C0000-0x00000000009DE000-memory.dmp

Filesize
120KB

Download
memory/2512-11-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/2512-13-0x00000000746EE000-0x00000000746EF000-memory.dmp

Filesize
4KB

Download
memory/2512-14-0x00000000746E0000-0x0000000074DCE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads