nanocore | 889b0f834cae968319e62bc78ddf97cb1629e18b45e48dfe792201980a49d7ec

General

Target

Testing.exe
Size

203KB
MD5

3dae4d225769797a1cc1e64e33e46830
SHA1

99be62eaf5a916b4bb51807b09360041a34fe5b9
SHA256

889b0f834cae968319e62bc78ddf97cb1629e18b45e48dfe792201980a49d7ec
SHA512

b735d6c7b62f473e2dc05f18d4d610da09ef48ddd0d8d4727a7a8e008c6dbe6d76d3fbaacea2b56c17c01b5330f1d842ec2e6158b07bc2d4b2fdde0766a6038b
SSDEEP

6144:MLV6Bta6dtJmakIM5Cd4SJm9dsJz1ORHf:MLV6BtpmkDdvzORHf

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

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 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Subsystem = "C:\\Program Files (x86)\\DPI Subsystem\\dpiss.exe"	Testing.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	Testing.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DPI Subsystem\dpiss.exe	Testing.exe
File opened for modification	C:\Program Files (x86)\DPI Subsystem\dpiss.exe	Testing.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Testing.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2540	schtasks.exe
3504	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4752	Testing.exe
4752	Testing.exe
4752	Testing.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4752	Testing.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4752	Testing.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 3504	4752	Testing.exe	86
PID 4752 wrote to memory of 3504	4752	Testing.exe	86
PID 4752 wrote to memory of 3504	4752	Testing.exe	86
PID 4752 wrote to memory of 2540	4752	Testing.exe	88
PID 4752 wrote to memory of 2540	4752	Testing.exe	88
PID 4752 wrote to memory of 2540	4752	Testing.exe	88

C:\Users\Admin\AppData\Local\Temp\Testing.exe
"C:\Users\Admin\AppData\Local\Temp\Testing.exe"
1⤵
- 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:4752
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "DPI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpBBCE.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3504
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "DPI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpBC2D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
e28b368c3f33d805089329d361dbc24b

SHA1
4bdd03ea3bb87e6855c6dee040b2b949a35b03a1

SHA256
ecc7aad6ae0849f7c5014bca7c1e65ac8bec764e497ddfe1fb974e7a0076c03f

SHA512
8de83a418eabeb9a28cb3063b4cf0d847b8c5d1dbc657f6138545f021c6753a0e44a0240577771e815a991e9ebbaa1a2b1a6714aa359a908270feb164d40ea58

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBC2D.tmp

Filesize
1KB

MD5
5fea24e883e06e4df6d240dc72abf2c5

SHA1
d778bf0f436141e02df4b421e8188abdcc9a84a4

SHA256
e858982f4ab3c74f7a8903eea18c0f73501a77273ae38b54d5c9dec997e79a66

SHA512
15afc2ffbbee14d28a5ff8dc8285d01c942147aada36fb33e31045a4e998769b51738bebe199bcad3462f918b535845a893aa2f80c84b9c795cd1fee4a327924

Download Submit
memory/4752-0-0x00000000753C2000-0x00000000753C3000-memory.dmp

Filesize
4KB

Download
memory/4752-1-0x00000000753C0000-0x0000000075971000-memory.dmp

Filesize
5.7MB

Download
memory/4752-2-0x00000000753C0000-0x0000000075971000-memory.dmp

Filesize
5.7MB

Download
memory/4752-10-0x00000000753C0000-0x0000000075971000-memory.dmp

Filesize
5.7MB

Download
memory/4752-11-0x00000000753C2000-0x00000000753C3000-memory.dmp

Filesize
4KB

Download
memory/4752-12-0x00000000753C0000-0x0000000075971000-memory.dmp

Filesize
5.7MB

Download
memory/4752-13-0x00000000753C0000-0x0000000075971000-memory.dmp

Filesize
5.7MB

Download
memory/4752-14-0x00000000753C0000-0x0000000075971000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads