nanocore | 34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338

General

Target

34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe
Size

203KB
MD5

697e0f8ff4933bc74eeb786986e83161
SHA1

8aefabcf687b0ce57b268952a682e4330e01842d
SHA256

34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338
SHA512

cb10ddef9e35e35858ee6e133b45b34694bdd2f8531b245db9161500057187abfa071fd4bf7bde8163a184802e59f81fc902ce9459a25cffbe0f7499f6f3d523
SSDEEP

6144:MLV6Bta6dtJmakIM5sd4SJm9dsJz1ORH4L:MLV6BtpmkBdvzORHE

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
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"	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.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	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\ARP Host\arphost.exe	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe
File opened for modification	C:\Program Files (x86)\ARP Host\arphost.exe	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.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	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.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
2188	schtasks.exe
3972	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe
3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe
3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3936 wrote to memory of 2188	3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe	86
PID 3936 wrote to memory of 2188	3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe	86
PID 3936 wrote to memory of 2188	3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe	86
PID 3936 wrote to memory of 3972	3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe	88
PID 3936 wrote to memory of 3972	3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe	88
PID 3936 wrote to memory of 3972	3936	34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe	88

C:\Users\Admin\AppData\Local\Temp\34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.exe
"C:\Users\Admin\AppData\Local\Temp\34ff10730c9e4c37d8d8671582ed5e17ce801280f587c3742aba7b478b79a338.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:3936
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "ARP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8647.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2188
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "ARP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8696.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3972

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\tmp8647.tmp

Filesize
1KB

MD5
97cc659bd9cafdf1496e9f5e5fe81b8c

SHA1
8a9780ad3a2715505d9a11b5ef33b53d05e20ae2

SHA256
7df051e8a31ff5210a33b689513fa095f46c4643cd364f9f6e67dbd302174f4c

SHA512
f09212e1bb24866e9136ff27ef91a4489ae33fa6446c398afdfae6d564af792411686115d0160506c485ed3b4e41a25aa4e0d04f120b9d51d5339f5a593573c8

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8696.tmp

Filesize
1KB

MD5
447ab194ab36cb1d20078d80e502b1b2

SHA1
a947b3b2c91d7c50bb8d39bd4fc91a0d0cc5b1c0

SHA256
8d5304b20b7d7dea223ce2738e5668054250d57bf6bed86b305b69924bd472f5

SHA512
49ddc557f7f6635627eea9bf0fa12a14b7b13edb235ed560ee0044a7f87fe27b686ff878d347d0273d92eb0b318b8c2bca85c0fbf42d586ed7d7da39eac6a327

Download Submit
memory/3936-0-0x0000000075182000-0x0000000075183000-memory.dmp

Filesize
4KB

Download
memory/3936-1-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3936-2-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3936-10-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3936-11-0x0000000075182000-0x0000000075183000-memory.dmp

Filesize
4KB

Download
memory/3936-12-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3936-13-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download
memory/3936-14-0x0000000075180000-0x0000000075731000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads