nanocore | 3a5c5182c1970ba943e86d71e7338bd1e1fe9cd5bf5306820715a4ef21dc6380

General

Target

c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe
Size

397KB
MD5

c4d4c39497767793776ce76246a930c7
SHA1

d02a8aff5571d7fe0da331db55d4be1dfe2cb3d9
SHA256

3a5c5182c1970ba943e86d71e7338bd1e1fe9cd5bf5306820715a4ef21dc6380
SHA512

69bfbc64c8c67cb685a0c4b395c1adeaae634b7d875829dba38dc9ceeb0d05aa7def08e518beb955d8122087751fed6342ef4bf260682e74d37deec25fbe8ce3
SSDEEP

12288:w4nPzebkjeVSDMMEDp20FbOczk5WPiZc:wGebzVSM9DULsYc

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

nzenzeka1.hopto.org:6060

194.5.98.92:6060

Mutex

7eced8cc-69ff-4fc3-a718-fabe3444d8d7

Attributes

activate_away_mode
true
backup_connection_host
194.5.98.92
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2018-11-10T00:18:48.541501636Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
6060
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
7eced8cc-69ff-4fc3-a718-fabe3444d8d7
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
nzenzeka1.hopto.org
primary_dns_server
8.8.8.8
request_elevation
true
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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.lnk	app.exe

Executes dropped EXE 2 IoCs

pid	Process
2852	app.exe
2816	app.exe

Loads dropped DLL 2 IoCs

pid	Process
2900	cmd.exe
2852	app.exe

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 Service = "C:\\Program Files (x86)\\PCI Service\\pcisv.exe"	app.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	app.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2852 set thread context of 2816	2852	app.exe	36

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\PCI Service\pcisv.exe	app.exe
File opened for modification	C:\Program Files (x86)\PCI Service\pcisv.exe	app.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	app.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	app.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2816	app.exe
2816	app.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2816	app.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe
Token: 33	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe
Token: SeDebugPrivilege	2852	app.exe
Token: 33	2852	app.exe
Token: SeIncBasePriorityPrivilege	2852	app.exe
Token: SeDebugPrivilege	2816	app.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2812	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe	31
PID 2336 wrote to memory of 2812	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe	31
PID 2336 wrote to memory of 2812	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe	31
PID 2336 wrote to memory of 2812	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe	31
PID 2336 wrote to memory of 2900	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe	33
PID 2336 wrote to memory of 2900	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe	33
PID 2336 wrote to memory of 2900	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe	33
PID 2336 wrote to memory of 2900	2336	c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe	33
PID 2900 wrote to memory of 2852	2900	cmd.exe	35
PID 2900 wrote to memory of 2852	2900	cmd.exe	35
PID 2900 wrote to memory of 2852	2900	cmd.exe	35
PID 2900 wrote to memory of 2852	2900	cmd.exe	35
PID 2852 wrote to memory of 2816	2852	app.exe	36
PID 2852 wrote to memory of 2816	2852	app.exe	36
PID 2852 wrote to memory of 2816	2852	app.exe	36
PID 2852 wrote to memory of 2816	2852	app.exe	36
PID 2852 wrote to memory of 2816	2852	app.exe	36
PID 2852 wrote to memory of 2816	2852	app.exe	36
PID 2852 wrote to memory of 2816	2852	app.exe	36
PID 2852 wrote to memory of 2816	2852	app.exe	36
PID 2852 wrote to memory of 2816	2852	app.exe	36

C:\Users\Admin\AppData\Local\Temp\c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\c4d4c39497767793776ce76246a930c7_JaffaCakes118.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\app.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2812
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\app.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2900
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\app.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\app.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2852
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\app.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\app.exe"
      4⤵
      Executes dropped EXE
      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:2816

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

2

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\Roaming\Microsoft\Windows\Start Menu\Programs\app.exe

Filesize
397KB

MD5
c4d4c39497767793776ce76246a930c7

SHA1
d02a8aff5571d7fe0da331db55d4be1dfe2cb3d9

SHA256
3a5c5182c1970ba943e86d71e7338bd1e1fe9cd5bf5306820715a4ef21dc6380

SHA512
69bfbc64c8c67cb685a0c4b395c1adeaae634b7d875829dba38dc9ceeb0d05aa7def08e518beb955d8122087751fed6342ef4bf260682e74d37deec25fbe8ce3

Download Submit
memory/2336-0-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/2336-1-0x00000000000A0000-0x000000000010A000-memory.dmp

Filesize
424KB

Download
memory/2336-2-0x0000000001CE0000-0x0000000001D22000-memory.dmp

Filesize
264KB

Download
memory/2336-3-0x00000000008A0000-0x00000000008C0000-memory.dmp

Filesize
128KB

Download
memory/2336-4-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/2336-5-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/2336-8-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/2336-9-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/2336-10-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/2336-11-0x0000000074680000-0x0000000074D6E000-memory.dmp

Filesize
6.9MB

Download
memory/2816-33-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2816-28-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2816-42-0x00000000003E0000-0x00000000003EA000-memory.dmp

Filesize
40KB

Download
memory/2816-41-0x00000000003C0000-0x00000000003DE000-memory.dmp

Filesize
120KB

Download
memory/2816-40-0x00000000003B0000-0x00000000003BA000-memory.dmp

Filesize
40KB

Download
memory/2816-26-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2816-30-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2816-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2816-36-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2816-35-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2816-32-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-15-0x0000000000DD0000-0x0000000000E3A000-memory.dmp

Filesize
424KB

Download
memory/2852-23-0x0000000002260000-0x000000000226C000-memory.dmp

Filesize
48KB

Download
memory/2852-16-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2852-20-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2852-37-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2852-19-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2852-18-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2852-17-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads