nanocore | 29805b2f19994655e7dbdeb34ad0e8068cf5612a30e23e642f8219c8cb946839

General

Target

d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
Size

306KB
MD5

d291e502ffeac8132b334f5c19172f62
SHA1

cae7f46e9faf72bf99c9dcc761a4696709656f1d
SHA256

29805b2f19994655e7dbdeb34ad0e8068cf5612a30e23e642f8219c8cb946839
SHA512

31583b1c48e1c05a499b70f68589c35d42fe1d8d9533dfe6f1f0fe9042cbbec468731b54e896b80b87e076ffe8fa357dd773188139e554c0ffffe4186e0aee56
SSDEEP

6144:j5LlY3NaEMnkeuiJLwJcUSsW40NUtlaC1Z6FcQIqXRKEvJxbHLQIP3Z:j5hY4vPwJfSa0SlaCzidRKEPbrQI

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

karmina113.sytes.net:5555

karmina200.sytes.net:5555

Mutex

740e54e4-ff80-47e1-adbc-7380eeeacac0

Attributes

activate_away_mode
false
backup_connection_host
karmina200.sytes.net
backup_dns_server
8.8.4.4
buffer_size
65544
build_time
2020-07-13T20:16:20.224945936Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
5555
default_group
01-10-2020
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
740e54e4-ff80-47e1-adbc-7380eeeacac0
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
karmina113.sytes.net
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
false
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

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\DPI Subsystem = "C:\\Program Files (x86)\\DPI Subsystem\\dpiss.exe"	d291e502ffeac8132b334f5c19172f62_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	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2452 set thread context of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DPI Subsystem\dpiss.exe	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\DPI Subsystem\dpiss.exe	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2112	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
2112	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
2112	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2112	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2112	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
Token: SeDebugPrivilege	2112	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2452 wrote to memory of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30
PID 2452 wrote to memory of 2112	2452	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2452
- C:\Users\Admin\AppData\Local\Temp\d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d291e502ffeac8132b334f5c19172f62_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
  PID:2112

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

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

memory/2112-5-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2112-16-0x0000000073360000-0x0000000073A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2112-23-0x000000007336E000-0x000000007336F000-memory.dmp

Filesize
4KB

Download
memory/2112-6-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2112-7-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2112-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2112-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2112-24-0x0000000073360000-0x0000000073A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-21-0x0000000000320000-0x000000000032A000-memory.dmp

Filesize
40KB

Download
memory/2112-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2112-4-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2112-15-0x000000007336E000-0x000000007336F000-memory.dmp

Filesize
4KB

Download
memory/2112-20-0x00000000002A0000-0x00000000002BE000-memory.dmp

Filesize
120KB

Download
memory/2112-19-0x0000000000290000-0x000000000029A000-memory.dmp

Filesize
40KB

Download
memory/2452-1-0x00000000002C0000-0x0000000000314000-memory.dmp

Filesize
336KB

Download
memory/2452-22-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2452-0-0x000000007434E000-0x000000007434F000-memory.dmp

Filesize
4KB

Download
memory/2452-3-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2452-2-0x0000000000490000-0x0000000000498000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads