nanocore | d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab

General

Target

d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe
Size

203KB
MD5

f3a55d642b29d5e6fc09d0cb3fbc7977
SHA1

15b8a9cdf8c4553626b27e55552b426c9986de0f
SHA256

d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab
SHA512

8beaecd389ca34e03eace71dfc4be4b9615046eeec8470f87b1ffda92307a4f31ecaf0f0f94481746dfaa55ebb445d3a39b1ff0c517748279cc6b56a73810594
SSDEEP

6144:MLV6Bta6dtJmakIM5B3UeogXB2GPNQRzxev9:MLV6BtpmkzgRvlazEv9

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\UDP Monitor = "C:\\Program Files (x86)\\UDP Monitor\\udpmon.exe"	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.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	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\UDP Monitor\udpmon.exe	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe
File opened for modification	C:\Program Files (x86)\UDP Monitor\udpmon.exe	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.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
3624	schtasks.exe
3548	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe
320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe
320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 320 wrote to memory of 3624	320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe	86
PID 320 wrote to memory of 3624	320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe	86
PID 320 wrote to memory of 3624	320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe	86
PID 320 wrote to memory of 3548	320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe	88
PID 320 wrote to memory of 3548	320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe	88
PID 320 wrote to memory of 3548	320	d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe	88

C:\Users\Admin\AppData\Local\Temp\d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.exe
"C:\Users\Admin\AppData\Local\Temp\d2da6a437828e06a68fb1d9ec12df9bccd142b5f5fb0f489efb2234092887dab.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:320
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "UDP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp88E7.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3624
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "UDP Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8945.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3548

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\tmp88E7.tmp

Filesize
1KB

MD5
40ff4af27228f18053546df0bed4d521

SHA1
877d5528b93ae24b03ae54147ff6b4547bc36b03

SHA256
9b5eaade813b36e99c62bb451dda7af1ae793a13e665e22a0ee2e606d1be1483

SHA512
4c0086019ffab161e66888486684845c4db8782b6e9b6352bca4e673365754d66aa6aac4e07622cf5f4d13668a4112b73893c5679e02345f422f0c1745378e21

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8945.tmp

Filesize
1KB

MD5
179f6a368194b3d8490223f22126274b

SHA1
cc2997c7fde3cfe0dcf267bf3b6338a7e2ecf2d0

SHA256
cdfb59fb9dabcedf57f84d9b3ea596f6ce26f8c559b503b6980a42738cf2f4d8

SHA512
8b1c1b2a8db227db2e741171c29e4bfcaad2919665cde77eb5b4058b45fe7c78b46e2ef1bc5b896aa0e172219c4a43b647d68b62db39c8f51ac0ed159e4f042b

Download Submit
memory/320-0-0x0000000074E02000-0x0000000074E03000-memory.dmp

Filesize
4KB

Download
memory/320-1-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/320-2-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/320-10-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/320-11-0x0000000074E02000-0x0000000074E03000-memory.dmp

Filesize
4KB

Download
memory/320-12-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/320-13-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download
memory/320-14-0x0000000074E00000-0x00000000753B1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads