nanocore | 252bcfb0142de5f0c0f38c476e09bed5a3724024e7b9cda94d630273565a1656

General

Target

abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe
Size

1.3MB
MD5

abc64ca36fc4023f302e75decdbff02e
SHA1

942f347e052a31e9490a23b57783bb5e0e935ad6
SHA256

252bcfb0142de5f0c0f38c476e09bed5a3724024e7b9cda94d630273565a1656
SHA512

e95badfd2d85ef337c511840de95ca9ae27db59868da657569e700d9cc01fe0824c725b9f3ab17b845cf80eb1def1504b44c107bdcb11e56ddaa620c8a01ee12
SSDEEP

12288:t2TtBBObjGCIHcepT3erTVLaoqzG57u497SZyDTAEQO03VNHRK4zv/Q7O3+let9J:t2TyXoCNYpjPAjkFj

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

chinomso.duckdns.org:7688

Mutex

94e0dfef-7b13-426d-b384-6af7c95a04a9

Attributes

activate_away_mode
true
backup_connection_host
chinomso.duckdns.org
backup_dns_server
chinomso.duckdns.org
buffer_size
65535
build_time
2021-05-21T20:04:41.868273836Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
7688
default_group
Default
enable_debug_mode
true
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
94e0dfef-7b13-426d-b384-6af7c95a04a9
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
chinomso.duckdns.org
primary_dns_server
chinomso.duckdns.org
request_elevation
false
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

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"	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.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	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4988 set thread context of 964	4988	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	82

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\ARP Host\arphost.exe	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\ARP Host\arphost.exe	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.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
2596	schtasks.exe
4116	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe
964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe
964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 964	4988	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	82
PID 4988 wrote to memory of 964	4988	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	82
PID 4988 wrote to memory of 964	4988	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	82
PID 4988 wrote to memory of 964	4988	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	82
PID 4988 wrote to memory of 964	4988	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	82
PID 4988 wrote to memory of 964	4988	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	82
PID 4988 wrote to memory of 964	4988	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	82
PID 4988 wrote to memory of 964	4988	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	82
PID 964 wrote to memory of 2596	964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	83
PID 964 wrote to memory of 2596	964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	83
PID 964 wrote to memory of 2596	964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	83
PID 964 wrote to memory of 4116	964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	85
PID 964 wrote to memory of 4116	964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	85
PID 964 wrote to memory of 4116	964	abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Users\Admin\AppData\Local\Temp\abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\abc64ca36fc4023f302e75decdbff02e_JaffaCakes118.exe"
  2⤵
  - 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:964
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "ARP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB853.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2596
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "ARP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB8C2.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4116

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\tmpB853.tmp

Filesize
1KB

MD5
58376f2defd48cb55947071d0660569c

SHA1
cd7fe1907d66cd741e83fe23a8ef031ec41aa547

SHA256
6a9839c5434ab8cec3261a1fdb64051cb1f697d9ea6bf6b0b86754c22edd3c92

SHA512
5fbe7232b6e5a2d272c3a73687ff58139cd7df451884daeb55c825e7df1111c4d1cdf4db4874ccd02b2439ce5e8a8264721a355dc9a34c88c6bdcfdb9c44a6df

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB8C2.tmp

Filesize
1KB

MD5
447ab194ab36cb1d20078d80e502b1b2

SHA1
a947b3b2c91d7c50bb8d39bd4fc91a0d0cc5b1c0

SHA256
8d5304b20b7d7dea223ce2738e5668054250d57bf6bed86b305b69924bd472f5

SHA512
49ddc557f7f6635627eea9bf0fa12a14b7b13edb235ed560ee0044a7f87fe27b686ff878d347d0273d92eb0b318b8c2bca85c0fbf42d586ed7d7da39eac6a327

Download Submit
memory/964-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/964-12-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/964-27-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/964-26-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/964-25-0x00000000065D0000-0x00000000065DA000-memory.dmp

Filesize
40KB

Download
memory/964-24-0x0000000005480000-0x000000000549E000-memory.dmp

Filesize
120KB

Download
memory/964-23-0x0000000005470000-0x000000000547A000-memory.dmp

Filesize
40KB

Download
memory/964-15-0x0000000005340000-0x000000000534A000-memory.dmp

Filesize
40KB

Download
memory/964-14-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/4988-7-0x00000000053D0000-0x00000000053EE000-memory.dmp

Filesize
120KB

Download
memory/4988-13-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/4988-0-0x00000000753AE000-0x00000000753AF000-memory.dmp

Filesize
4KB

Download
memory/4988-9-0x00000000054C0000-0x00000000054D6000-memory.dmp

Filesize
88KB

Download
memory/4988-2-0x00000000052E0000-0x0000000005356000-memory.dmp

Filesize
472KB

Download
memory/4988-1-0x0000000000850000-0x00000000009A4000-memory.dmp

Filesize
1.3MB

Download
memory/4988-8-0x0000000005710000-0x00000000057B4000-memory.dmp

Filesize
656KB

Download
memory/4988-3-0x0000000005910000-0x0000000005EB4000-memory.dmp

Filesize
5.6MB

Download
memory/4988-6-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/4988-5-0x0000000005540000-0x00000000055DC000-memory.dmp

Filesize
624KB

Download
memory/4988-4-0x0000000005400000-0x0000000005492000-memory.dmp

Filesize
584KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads