nanocore | 586aa182a672920bac2abcc931c1a34a373d5054a4f84228e4d03a9bb1d916c3

General

Target

fpsbooster.exe
Size

203KB
MD5

d0766bf50c2c981bf55a47f7db95e6ce
SHA1

8514990838e07a76a432736e1b1c6bd960089d28
SHA256

586aa182a672920bac2abcc931c1a34a373d5054a4f84228e4d03a9bb1d916c3
SHA512

5345a1bebbaf705ed7cbf3dd25ac984f3ed063b0b5382fb2738f3beac7b5f6817c912b4835e163a7fe1fee8231de4eb2b003ce311bcfb4ec1c7cb06bf679f175
SSDEEP

3072:szEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HITuwKNdlIhtRSE8KaDtyvLGVQZ:sLV6Bta6dtJmakIM5dTw37ax4L2o

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

Processes:

fpsbooster.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DHCP Host = "C:\\Program Files (x86)\\DHCP Host\\dhcphost.exe"	fpsbooster.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

fpsbooster.exe

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

Drops file in Program Files directory 2 IoCs

Processes:

fpsbooster.exe

description	ioc	Process
File created	C:\Program Files (x86)\DHCP Host\dhcphost.exe	fpsbooster.exe
File opened for modification	C:\Program Files (x86)\DHCP Host\dhcphost.exe	fpsbooster.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

Processes:

fpsbooster.exeschtasks.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fpsbooster.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

Processes:

schtasks.exeschtasks.exe

pid	Process
3464	schtasks.exe
1868	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

fpsbooster.exe

pid	Process
4880	fpsbooster.exe
4880	fpsbooster.exe
4880	fpsbooster.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

fpsbooster.exe

pid	Process
4880	fpsbooster.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

fpsbooster.exe

description	pid	Process
Token: SeDebugPrivilege	4880	fpsbooster.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

fpsbooster.exe

description	pid	Process	procid_target
PID 4880 wrote to memory of 1868	4880	fpsbooster.exe	86
PID 4880 wrote to memory of 1868	4880	fpsbooster.exe	86
PID 4880 wrote to memory of 1868	4880	fpsbooster.exe	86
PID 4880 wrote to memory of 3464	4880	fpsbooster.exe	88
PID 4880 wrote to memory of 3464	4880	fpsbooster.exe	88
PID 4880 wrote to memory of 3464	4880	fpsbooster.exe	88

C:\Users\Admin\AppData\Local\Temp\fpsbooster.exe
"C:\Users\Admin\AppData\Local\Temp\fpsbooster.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:4880
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "DHCP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9E82.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1868
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "DHCP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9EE1.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3464

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\tmp9E82.tmp

Filesize
1KB

MD5
abd73b647742b5fb2abd982e9ebedea9

SHA1
5b1de27f1bfdf39b16a652499bb62a76d7bfe0aa

SHA256
cdfd95b865be8d4eaf0f4ff8563e9e24e3c24f4f7ca04e3df3707f00937cea2e

SHA512
2162cfc488544db6468e4793891d59d210a8fdec991da9e4df4fea0d03480c4aad01605b56ecbe3664e8b67758af5c3aa0982f27a430e2166a31ee3f80718bdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9EE1.tmp

Filesize
1KB

MD5
0479d5f304ef2d7e3c15fb24a99f88c1

SHA1
8edbb1450a656fac5f5e96779ffe440ee8c1aec9

SHA256
112557c2b2d0c669a3b115129dc32f005341e965330fa8f2ad3e5de1926594bc

SHA512
537e8d87e5cd975f0e69bb145f81d6e9d7b0d82eed143ac351304ea38577137386a51fdb7357ec6d641eb04ff5f51e249bba2db8a4b5bf2934d561394a4a3f15

Download Submit
memory/4880-0-0x00000000751D2000-0x00000000751D3000-memory.dmp

Filesize
4KB

Download
memory/4880-1-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4880-2-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4880-10-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4880-11-0x00000000751D2000-0x00000000751D3000-memory.dmp

Filesize
4KB

Download
memory/4880-12-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4880-13-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4880-14-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads