nanocore | 73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748

Analysis

max time kernel
40s
max time network
37s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
03-04-2024 10:26

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General

Target

73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
Size

990KB
MD5

fbb147938c449be95316ff77906d3ecc
SHA1

06c46e8176c2ed1731a4a9644a15ee3404c21ce6
SHA256

73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748
SHA512

aae86b03cc809772ac97d6992df21b19f9c33de082f478e682a97a23acd078573ea95b1eef90c19575b43f7985e077236d6f651690c82c0995d035303fe74e35
SSDEEP

24576:rfd8z4byilBdlfYB9GfxVAk+r8sYi/bhA:rf8IN19zfxWHA

Score

10^/10

nanocore netwire botnet evasion keylogger persistence rat spyware stealer trojan upx

Malware Config

Extracted

Family

netwire

43.226.229.43:2030

Attributes

activex_autorun
false
copy_executable
true
delete_original
false
host_id
Bo Tango
install_path
%AppData%\Install\Host.exe
keylogger_dir
%AppData%\Logs\
lock_executable
false
offline_keylogger
true
password
Password
registry_autorun
true
startup_name
NetWire
use_mutex
false

Extracted

Family

nanocore

Version

1.2.2.0

79.134.225.12:1414

Mutex

c6a98da5-e0f9-45b5-be57-98059178c440

Attributes

activate_away_mode
true
backup_connection_host
79.134.225.12
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-04-20T13:14:05.944029236Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
1414
default_group
Directdeposit
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
c6a98da5-e0f9-45b5-be57-98059178c440
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
79.134.225.12
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
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

NetWire RAT payload 8 IoCs

rat

resource	yara_rule
behavioral1/files/0x000b000000013420-5.dat	netwire
behavioral1/memory/2320-19-0x0000000000400000-0x00000000004FE000-memory.dmp	netwire
behavioral1/memory/2948-31-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral1/memory/2476-46-0x0000000000230000-0x0000000000240000-memory.dmp	netwire
behavioral1/memory/2476-48-0x0000000000230000-0x0000000000240000-memory.dmp	netwire
behavioral1/memory/2580-62-0x0000000000400000-0x00000000004FE000-memory.dmp	netwire
behavioral1/memory/2584-63-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral1/memory/2476-68-0x0000000000230000-0x0000000000240000-memory.dmp	netwire

Netwire
Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.
botnet stealer netwire

Executes dropped EXE 2 IoCs

pid	Process
2948	bob.exe
2584	Host.exe

Loads dropped DLL 4 IoCs

pid	Process
2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2948	bob.exe
2948	bob.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2476-16-0x0000000000400000-0x000000000047F000-memory.dmp	upx
behavioral1/memory/2476-18-0x0000000000400000-0x000000000047F000-memory.dmp	upx
behavioral1/memory/2476-12-0x0000000000400000-0x000000000047F000-memory.dmp	upx
behavioral1/memory/2476-20-0x0000000000400000-0x000000000047F000-memory.dmp	upx
behavioral1/memory/2476-73-0x0000000000230000-0x0000000000240000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\NetWire = "C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe"	Host.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2320 set thread context of 2476	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	29

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2476	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2476	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2476	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
2580	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2476	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2476	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2948	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	28
PID 2320 wrote to memory of 2948	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	28
PID 2320 wrote to memory of 2948	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	28
PID 2320 wrote to memory of 2948	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	28
PID 2320 wrote to memory of 2476	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	29
PID 2320 wrote to memory of 2476	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	29
PID 2320 wrote to memory of 2476	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	29
PID 2320 wrote to memory of 2476	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	29
PID 2320 wrote to memory of 2580	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	30
PID 2320 wrote to memory of 2580	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	30
PID 2320 wrote to memory of 2580	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	30
PID 2320 wrote to memory of 2580	2320	73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe	30
PID 2948 wrote to memory of 2584	2948	bob.exe	31
PID 2948 wrote to memory of 2584	2948	bob.exe	31
PID 2948 wrote to memory of 2584	2948	bob.exe	31
PID 2948 wrote to memory of 2584	2948	bob.exe	31

C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
"C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Users\Admin\AppData\Local\Temp\bob.exe
  "C:\Users\Admin\AppData\Local\Temp\bob.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2948
- - C:\Users\Admin\AppData\Roaming\Install\Host.exe
    "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    PID:2584
- C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
  "C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe"
  2⤵
  - Checks whether UAC is enabled
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:2476
- C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe
  "C:\Users\Admin\AppData\Local\Temp\73a730cc05e127b85ff61ee79abe22e97c3bd8e607e410e8537896fd414bc748.exe" 2 2476 259400178
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\bob.exe

Filesize
160KB

MD5
7bdc150a1a6b6dd0e2f700a4fa6bde6b

SHA1
5b196643432be8a2ce3b1816420a20a8bad4fa65

SHA256
529ce287a09dfac4d212f2871c0ed7a0f9580b1c55cf4afe0853b8ff3b1fdc1c

SHA512
7ec7f213cb8fefbfb1288f40e339c4ebefcce56866b9eaa2b8f4bb7dbdffdc7fc691f1d9f7575cdf82f952e7d096a00141d74b712685d8f0070c0933bc70b3e2

Download Submit
memory/2320-19-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

Download
memory/2320-3-0x0000000000500000-0x0000000000513000-memory.dmp

Filesize
76KB

Download
memory/2320-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2320-2-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2476-48-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-54-0x0000000073C30000-0x00000000741DB000-memory.dmp

Filesize
5.7MB

Download
memory/2476-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-21-0x00000000003C0000-0x00000000003F8000-memory.dmp

Filesize
224KB

Download
memory/2476-22-0x00000000003C0000-0x00000000003F8000-memory.dmp

Filesize
224KB

Download
memory/2476-77-0x00000000751F0000-0x0000000075300000-memory.dmp

Filesize
1.1MB

Download
memory/2476-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-76-0x0000000073C30000-0x00000000741DB000-memory.dmp

Filesize
5.7MB

Download
memory/2476-75-0x0000000073C30000-0x00000000741DB000-memory.dmp

Filesize
5.7MB

Download
memory/2476-46-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-45-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-44-0x00000000751F0000-0x0000000075300000-memory.dmp

Filesize
1.1MB

Download
memory/2476-51-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-52-0x00000000751F0000-0x0000000075300000-memory.dmp

Filesize
1.1MB

Download
memory/2476-50-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-49-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-53-0x0000000001EC0000-0x0000000001F00000-memory.dmp

Filesize
256KB

Download
memory/2476-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-47-0x00000000751F0000-0x0000000075300000-memory.dmp

Filesize
1.1MB

Download
memory/2476-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-56-0x00000000751F0000-0x0000000075300000-memory.dmp

Filesize
1.1MB

Download
memory/2476-57-0x00000000751F0000-0x0000000075300000-memory.dmp

Filesize
1.1MB

Download
memory/2476-55-0x00000000751F0000-0x0000000075300000-memory.dmp

Filesize
1.1MB

Download
memory/2476-58-0x0000000073C30000-0x00000000741DB000-memory.dmp

Filesize
5.7MB

Download
memory/2476-59-0x00000000751F0000-0x0000000075300000-memory.dmp

Filesize
1.1MB

Download
memory/2476-74-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-61-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2476-73-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-64-0x00000000751F0000-0x0000000075300000-memory.dmp

Filesize
1.1MB

Download
memory/2476-68-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-69-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-70-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-71-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2476-72-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

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memory/2580-62-0x0000000000400000-0x00000000004FE000-memory.dmp

Filesize
1016KB

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memory/2580-32-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

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memory/2580-23-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

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memory/2584-63-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

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memory/2948-31-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

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