nanocore | d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230831-en
resource tags

arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
submitted
04/09/2023, 13:40

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General

Target

d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe
Size

80KB
MD5

a9faa727cc66117ec29705b92e11ab69
SHA1

6d33eda08e5e343fa8400e95c038933ed1f82f96
SHA256

d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef
SHA512

68682748498992c2920ffe7f0625e04956435cc1008f9fb5d52da043ed4924e9b4d986b126d0d82a00a055dc58472cc505660e8367f9b64bd2a513637a77b82c
SSDEEP

1536:Quaj68kxGvstYJmJDwbwRIawL7EJVa4RksDQgDA2CzV8LSuU7Sbb24:7aHLvDwBNa4asDQgDA2CzV8LSuU7obV

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

7689.ddns.net:7689

103.212.81.152:7689

Mutex

553490bf-5ada-413a-8680-58f15d032bf3

Attributes

activate_away_mode
true
backup_connection_host
103.212.81.152
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2023-06-03T08:19:06.107307936Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
7689
default_group
7689
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
553490bf-5ada-413a-8680-58f15d032bf3
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
7689.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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4078585466-1563564224-3678410669-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Kphud = "C:\\Users\\Admin\\AppData\\Roaming\\Kphud.exe"	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NAS Manager = "C:\\Program Files (x86)\\NAS Manager\\nasmgr.exe"	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1964 set thread context of 2592	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe	84

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NAS Manager\nasmgr.exe	MSBuild.exe
File opened for modification	C:\Program Files (x86)\NAS Manager\nasmgr.exe	MSBuild.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2640	schtasks.exe
3480	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2592	MSBuild.exe
2592	MSBuild.exe
2592	MSBuild.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2592	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe
Token: SeDebugPrivilege	2592	MSBuild.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2592	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe	84
PID 1964 wrote to memory of 2592	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe	84
PID 1964 wrote to memory of 2592	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe	84
PID 1964 wrote to memory of 2592	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe	84
PID 1964 wrote to memory of 2592	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe	84
PID 1964 wrote to memory of 2592	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe	84
PID 1964 wrote to memory of 2592	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe	84
PID 1964 wrote to memory of 2592	1964	d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe	84
PID 2592 wrote to memory of 2640	2592	MSBuild.exe	85
PID 2592 wrote to memory of 2640	2592	MSBuild.exe	85
PID 2592 wrote to memory of 2640	2592	MSBuild.exe	85
PID 2592 wrote to memory of 3480	2592	MSBuild.exe	87
PID 2592 wrote to memory of 3480	2592	MSBuild.exe	87
PID 2592 wrote to memory of 3480	2592	MSBuild.exe	87

C:\Users\Admin\AppData\Local\Temp\d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe
"C:\Users\Admin\AppData\Local\Temp\d9ec29b529857feaa8745a173c873eff851babd326c208717c5ebd4f35e21fef.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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:2592
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "NAS Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB6EC.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2640
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "NAS Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB7C8.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB6EC.tmp

Filesize
1KB

MD5
3e2b26ed8b75ae83a269595180e84ef6

SHA1
d30a0335fcce406bca8ba5764288235e6192f608

SHA256
108be30aeb8eb31c185a39a6726f26dacbc4e4124951c61a29ade4b7038c71ea

SHA512
b6981c68fcb886cc8379a068b96931b9d4f5cc5aa9bdc467e36c4168fe6c5273a2a84d8850b12c11703ec03ac6b1f1950d1e669efcb59fc2402ce4bba9dc03d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB7C8.tmp

Filesize
1KB

MD5
37972343c32d4ffa794c46c734bdbdfb

SHA1
f2ad1ea334fe9c2732d1f143fe13fdfc6349832a

SHA256
494a9aa377a68c73f23612a14c1de12da4e6401d2a151e15377ba0d51cbc1ee0

SHA512
2b76b3f73f651ce87221094e638c27f24c9f1a23d42173e6f586300b4147ecfd2075a1feb478361bc44bbcb168b9616ce302d9565f357a9d62e52c5e14699056

Download Submit
memory/1964-0-0x0000000000DF0000-0x0000000000E0A000-memory.dmp

Filesize
104KB

Download
memory/1964-1-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/1964-2-0x0000000005770000-0x0000000005780000-memory.dmp

Filesize
64KB

Download
memory/1964-3-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-4-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-6-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-8-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-10-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-12-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-14-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-16-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-18-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-20-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-22-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-24-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-26-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-28-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-30-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-32-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-34-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-36-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-38-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-42-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-40-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-44-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-46-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-48-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-50-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-52-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-56-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-54-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-58-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-60-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-62-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-64-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-66-0x0000000006CD0000-0x0000000006DA3000-memory.dmp

Filesize
844KB

Download
memory/1964-1079-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/1964-1080-0x0000000006EB0000-0x0000000006EB1000-memory.dmp

Filesize
4KB

Download
memory/1964-1081-0x0000000007950000-0x0000000007EF4000-memory.dmp

Filesize
5.6MB

Download
memory/1964-1085-0x0000000005770000-0x0000000005780000-memory.dmp

Filesize
64KB

Download
memory/1964-1088-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/2592-1087-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/2592-1086-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2592-1089-0x0000000005650000-0x00000000056E2000-memory.dmp

Filesize
584KB

Download
memory/2592-1090-0x00000000056F0000-0x000000000578C000-memory.dmp

Filesize
624KB

Download
memory/2592-1091-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/2592-1092-0x00000000055B0000-0x00000000055BA000-memory.dmp

Filesize
40KB

Download
memory/2592-1100-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/2592-1101-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/2592-1102-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download