nanocore | f068cde1b80e9acc6043f24115c61b71d9badd63535ba1e08f8ea41fc378be67

General

Target

discord.exe
Size

203KB
MD5

37eec0ec7f112d4f51ccea83c70e7572
SHA1

7b75e11de811a3008b85dbaac8ef6d8003e84f81
SHA256

f068cde1b80e9acc6043f24115c61b71d9badd63535ba1e08f8ea41fc378be67
SHA512

e46f02c2251d5347d8a0c2d1b64ec725a0cb600b9d2e276b38f2d3aa835b03c8b2689f281aeccdbf7be81a0133ead5fd1c3fb91d274727317c98f1f5ad396641
SSDEEP

3072:MzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIJk6l9e5YBFUS68fnSpbcsN3Kb:MLV6Bta6dtJmakIM5Si2H5fni/MuQf3

Score

10^/10

nanocore defense_evasion discovery 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
Nanocore family
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\ARP Host = "C:\\Program Files (x86)\\ARP Host\\arphost.exe"	discord.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

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

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\ARP Host\arphost.exe	discord.exe
File opened for modification	C:\Program Files (x86)\ARP Host\arphost.exe	discord.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	discord.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
4108	schtasks.exe
2864	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2384	discord.exe
2384	discord.exe
2384	discord.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2384	discord.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2384	discord.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 4108	2384	discord.exe	82
PID 2384 wrote to memory of 4108	2384	discord.exe	82
PID 2384 wrote to memory of 4108	2384	discord.exe	82
PID 2384 wrote to memory of 2864	2384	discord.exe	84
PID 2384 wrote to memory of 2864	2384	discord.exe	84
PID 2384 wrote to memory of 2864	2384	discord.exe	84

C:\Users\Admin\AppData\Local\Temp\discord.exe
"C:\Users\Admin\AppData\Local\Temp\discord.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:2384
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "ARP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7EDD.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4108
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "ARP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7F3C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2864

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\tmp7EDD.tmp

Filesize
1KB

MD5
926642662b9da4683ad15f98e7eedf1b

SHA1
fbfd4358a1003ec4729305ef413fd740a83e8117

SHA256
0109f33458ebdb0433e77584e21aff44045ab745c0048ad9e652d8b6bda9df51

SHA512
bebc527386ea9aa1b3c9e0b1186c50b183d528910c6deae032b4cc8db6165bdf241faede8a71db9fa9780385adcae12247437d5aab1a941314ae9370fe9f4ce0

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7F3C.tmp

Filesize
1KB

MD5
447ab194ab36cb1d20078d80e502b1b2

SHA1
a947b3b2c91d7c50bb8d39bd4fc91a0d0cc5b1c0

SHA256
8d5304b20b7d7dea223ce2738e5668054250d57bf6bed86b305b69924bd472f5

SHA512
49ddc557f7f6635627eea9bf0fa12a14b7b13edb235ed560ee0044a7f87fe27b686ff878d347d0273d92eb0b318b8c2bca85c0fbf42d586ed7d7da39eac6a327

Download Submit
memory/2384-0-0x0000000075502000-0x0000000075503000-memory.dmp

Filesize
4KB

Download
memory/2384-1-0x0000000075500000-0x0000000075AB1000-memory.dmp

Filesize
5.7MB

Download
memory/2384-2-0x0000000075500000-0x0000000075AB1000-memory.dmp

Filesize
5.7MB

Download
memory/2384-10-0x0000000075500000-0x0000000075AB1000-memory.dmp

Filesize
5.7MB

Download
memory/2384-11-0x0000000075502000-0x0000000075503000-memory.dmp

Filesize
4KB

Download
memory/2384-12-0x0000000075500000-0x0000000075AB1000-memory.dmp

Filesize
5.7MB

Download
memory/2384-13-0x0000000075500000-0x0000000075AB1000-memory.dmp

Filesize
5.7MB

Download
memory/2384-14-0x0000000075500000-0x0000000075AB1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads