nanocore | c053301127b648916dd0ec9318a9cd0f48a1acde54962e680ad94cf1167a4ef3

General

Target

3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe
Size

641KB
MD5

3bb6d930276295c23c1c3f4ec185b5b2
SHA1

20f2b7641034cdecf356b6709a815c91133c6a0b
SHA256

c053301127b648916dd0ec9318a9cd0f48a1acde54962e680ad94cf1167a4ef3
SHA512

ba34bd9949a8ec5246d85d967199a7579217e66ff9f20a5d57cf0469675381e6d52fb97466a7c3a2432db93fba83634b674fb08d32173d530ee44736d186446c
SSDEEP

12288:WipG/rTvtwNgC0Wt9KhyUarOFz8kPGu+xWG59J4PBgj/Y+npSfyZyg8HyvV:W+G/rTvtER0Wt0yU0OFve53TbhnpSfyO

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

bobbyino.duckdns.org:6672

Mutex

b35f15a0-51d6-4b6a-89be-2b86ac57733c

Attributes

activate_away_mode
true
backup_connection_host
bobbyino.duckdns.org
backup_dns_server
bobbyino.duckdns.org
buffer_size
65535
build_time
2020-11-23T10:20:23.936986936Z
bypass_user_account_control
false
bypass_user_account_control_data
PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTE2Ij8+DQo8VGFzayB2ZXJzaW9uPSIxLjIiIHhtbG5zPSJodHRwOi8vc2NoZW1hcy5taWNyb3NvZnQuY29tL3dpbmRvd3MvMjAwNC8wMi9taXQvdGFzayI+DQogIDxSZWdpc3RyYXRpb25JbmZvIC8+DQogIDxUcmlnZ2VycyAvPg0KICA8UHJpbmNpcGFscz4NCiAgICA8UHJpbmNpcGFsIGlkPSJBdXRob3IiPg0KICAgICAgPExvZ29uVHlwZT5JbnRlcmFjdGl2ZVRva2VuPC9Mb2dvblR5cGU+DQogICAgICA8UnVuTGV2ZWw+SGlnaGVzdEF2YWlsYWJsZTwvUnVuTGV2ZWw+DQogICAgPC9QcmluY2lwYWw+DQogIDwvUHJpbmNpcGFscz4NCiAgPFNldHRpbmdzPg0KICAgIDxNdWx0aXBsZUluc3RhbmNlc1BvbGljeT5QYXJhbGxlbDwvTXVsdGlwbGVJbnN0YW5jZXNQb2xpY3k+DQogICAgPERpc2FsbG93U3RhcnRJZk9uQmF0dGVyaWVzPmZhbHNlPC9EaXNhbGxvd1N0YXJ0SWZPbkJhdHRlcmllcz4NCiAgICA8U3RvcElmR29pbmdPbkJhdHRlcmllcz5mYWxzZTwvU3RvcElmR29pbmdPbkJhdHRlcmllcz4NCiAgICA8QWxsb3dIYXJkVGVybWluYXRlPnRydWU8L0FsbG93SGFyZFRlcm1pbmF0ZT4NCiAgICA8U3RhcnRXaGVuQXZhaWxhYmxlPmZhbHNlPC9TdGFydFdoZW5BdmFpbGFibGU+DQogICAgPFJ1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+ZmFsc2U8L1J1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+DQogICAgPElkbGVTZXR0aW5ncz4NCiAgICAgIDxTdG9wT25JZGxlRW5kPmZhbHNlPC9TdG9wT25JZGxlRW5kPg0KICAgICAgPFJlc3RhcnRPbklkbGU+ZmFsc2U8L1Jlc3RhcnRPbklkbGU+DQogICAgPC9JZGxlU2V0dGluZ3M+DQogICAgPEFsbG93U3RhcnRPbkRlbWFuZD50cnVlPC9BbGxvd1N0YXJ0T25EZW1hbmQ+DQogICAgPEVuYWJsZWQ+dHJ1ZTwvRW5hYmxlZD4NCiAgICA8SGlkZGVuPmZhbHNlPC9IaWRkZW4+DQogICAgPFJ1bk9ubHlJZklkbGU+ZmFsc2U8L1J1bk9ubHlJZklkbGU+DQogICAgPFdha2VUb1J1bj5mYWxzZTwvV2FrZVRvUnVuPg0KICAgIDxFeGVjdXRpb25UaW1lTGltaXQ+UFQwUzwvRXhlY3V0aW9uVGltZUxpbWl0Pg0KICAgIDxQcmlvcml0eT40PC9Qcmlvcml0eT4NCiAgPC9TZXR0aW5ncz4NCiAgPEFjdGlvbnMgQ29udGV4dD0iQXV0aG9yIj4NCiAgICA8RXhlYz4NCiAgICAgIDxDb21tYW5kPiIjRVhFQ1VUQUJMRVBBVEgiPC9Db21tYW5kPg0KICAgICAgPEFyZ3VtZW50cz4kKEFyZzApPC9Bcmd1bWVudHM+DQogICAgPC9FeGVjPg0KICA8L0FjdGlvbnM+DQo8L1Rhc2s+
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
6672
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
b35f15a0-51d6-4b6a-89be-2b86ac57733c
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
bobbyino.duckdns.org
primary_dns_server
bobbyino.duckdns.org
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

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\WAN Service = "C:\\Program Files (x86)\\WAN Service\\wansvc.exe"	3bb6d930276295c23c1c3f4ec185b5b2_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	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2652 set thread context of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\WAN Service\wansvc.exe	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\WAN Service\wansvc.exe	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.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
2664	schtasks.exe
3048	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe
2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe
2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30
PID 2652 wrote to memory of 2300	2652	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	30
PID 2300 wrote to memory of 2664	2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	31
PID 2300 wrote to memory of 2664	2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	31
PID 2300 wrote to memory of 2664	2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	31
PID 2300 wrote to memory of 2664	2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	31
PID 2300 wrote to memory of 3048	2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	33
PID 2300 wrote to memory of 3048	2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	33
PID 2300 wrote to memory of 3048	2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	33
PID 2300 wrote to memory of 3048	2300	3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Users\Admin\AppData\Local\Temp\3bb6d930276295c23c1c3f4ec185b5b2_JaffaCakes118.exe
  "{path}"
  2⤵
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2300
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "WAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpBAA8.tmp"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2664
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "WAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpBB74.tmp"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:3048

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpBAA8.tmp

Filesize
1KB

MD5
7969d8277aaaa6694b8c6ce5ae764e46

SHA1
192f76117318e5af8522370352238c8ebfcfb206

SHA256
1a7bc887bc65a33f32615c04218d88997446dd3bd47fd9af192b157f8264085b

SHA512
fdbc403db899c024ff27ecfd48b4cf8567ff09df6269e1cb2640479a41beb3b3fcffd35620a52889913fd2d044bcd6446baa63a447661e186dd971870d479153

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBB74.tmp

Filesize
1KB

MD5
9f0deb7cf87b4ae4efde9cc98ff481db

SHA1
760265641ce176e555c64bedb494f6f75fd0bd27

SHA256
a57110ccf892c8ca9c9b28b2608f4d37a8b5df1bfcf1411e7c62b500e82fabda

SHA512
6517829d9a09df437a340485bb87183c7a80135a76296308120e0ab385f5ffa7369a2ace9655ffaf1c594869cc6a20015520b6b0c681217b641b3c58127a29de

Download Submit
memory/2300-19-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2300-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2300-31-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2300-5-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2300-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2300-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2300-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2300-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2300-21-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2300-22-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2300-7-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2300-20-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2652-23-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2652-3-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2652-0-0x00000000741A1000-0x00000000741A2000-memory.dmp

Filesize
4KB

Download
memory/2652-2-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2652-1-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download
memory/2652-4-0x00000000741A0000-0x000000007474B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads