nanocore | f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100

General

Target

JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe
Size

210KB
MD5

46b606686b8040d28aa7499f87a02c2c
SHA1

4e9703e1bfbc0059321b73a7bd0bdc7435ca0930
SHA256

f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100
SHA512

73b79061881a87d3090e83dc20d0537ffbc66e8307549c47ffaf55da30f987e9ad6202a668fe9f63dc7eacc66c44f1c787c216337a4bf11912704cc71eab6476
SSDEEP

3072:AzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIqDcSt0iqTbndegI1y/WEUPRFH:ALV6Bta6dtJmakIM5gt/dRneVJF8eAwP

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\PCI Subsystem = "C:\\Program Files (x86)\\PCI Subsystem\\pciss.exe"	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.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	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\PCI Subsystem\pciss.exe	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe
File opened for modification	C:\Program Files (x86)\PCI Subsystem\pciss.exe	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.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	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.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
2216	schtasks.exe
1672	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe
4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe
4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4364 wrote to memory of 2216	4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe	82
PID 4364 wrote to memory of 2216	4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe	82
PID 4364 wrote to memory of 2216	4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe	82
PID 4364 wrote to memory of 1672	4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe	84
PID 4364 wrote to memory of 1672	4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe	84
PID 4364 wrote to memory of 1672	4364	JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f7a0b3191819c71e2a499ad8eb7f2f76c54c0662fb9fea9f20dda1f67fe9d100.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:4364
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "PCI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7B5A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2216
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "PCI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7BC8.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1672

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\tmp7B5A.tmp

Filesize
1KB

MD5
15d155e5f2f6f2892adb4d69cdda5054

SHA1
df305fb82716b39aefa640c7b1d67121666a6c46

SHA256
6e7db80e9a2bfd80dc7dfb7d4eca01bc23805c866778fbed36f0c30e603e2078

SHA512
d21998e53ad88e3e4b55066f63b403c0e267c52b45342fe1187cc41a959f7962f0b4718bb4da010567ae76e9e25eb3d90e97a33a67e2409703ebbb9586bef234

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7BC8.tmp

Filesize
1KB

MD5
09063e7cc0d66a9aed53f2e2d2409103

SHA1
96f8fa15b5a3b2646f6691770a158c69ea7405a4

SHA256
369b159ef60c988373a3c85e0b10b5ff2178504465f11965ab0d66f14124f9a1

SHA512
c460a3cab70270c5cefe0464df6ddb9d50bb58ac9c49c7e62c9a55cc6bc30b6411cbc28ae418dd91b1ba1190f8394ccd937452ae70d7062740207d2ffc68e2ec

Download Submit
memory/4364-0-0x0000000075402000-0x0000000075403000-memory.dmp

Filesize
4KB

Download
memory/4364-1-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/4364-2-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/4364-10-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/4364-11-0x0000000075402000-0x0000000075403000-memory.dmp

Filesize
4KB

Download
memory/4364-12-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/4364-13-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download
memory/4364-14-0x0000000075400000-0x00000000759B1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads