nanocore | ea81656cd2733c5ad12faeb039158012ce49b713f6f0df268a59cec746d0e59c

General

Target

9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe
Size

778KB
MD5

9cc283969b75e69c196e8661fea9f7ed
SHA1

6d1969528ba831073f32ac98505640aee094b0c8
SHA256

ea81656cd2733c5ad12faeb039158012ce49b713f6f0df268a59cec746d0e59c
SHA512

cb116816cf7b088ed8ede645e2ceed0c04a71c98871f1e2ff46d48c86bf3922ce13aebbe2d6da6eaa767118d2aee84ce0a822bc480889760be48132429f7c862
SSDEEP

12288:S8yQphtg8oZBKeQsAdUdxmcTS/q56WJRklGs3rGKibsUtzl/hqCfgGMLFV2hkVVG:SNwtazQsQUZTS/qwWJVs36pbsExs

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

xp18.ddns.net:1012

Mutex

ef6b2072-3b38-4899-b925-378df7ad2d73

Attributes

activate_away_mode
true
backup_connection_host
xp18.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-04-23T05:59:24.479035036Z
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
1012
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
ef6b2072-3b38-4899-b925-378df7ad2d73
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
xp18.ddns.net
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
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\UDP Manager = "C:\\Program Files (x86)\\UDP Manager\\udpmgr.exe"	9cc283969b75e69c196e8661fea9f7ed_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	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1908 set thread context of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\UDP Manager\udpmgr.exe	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\UDP Manager\udpmgr.exe	9cc283969b75e69c196e8661fea9f7ed_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	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9cc283969b75e69c196e8661fea9f7ed_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
2796	schtasks.exe
1804	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe
2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe
2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31
PID 1908 wrote to memory of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31
PID 1908 wrote to memory of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31
PID 1908 wrote to memory of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31
PID 1908 wrote to memory of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31
PID 1908 wrote to memory of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31
PID 1908 wrote to memory of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31
PID 1908 wrote to memory of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31
PID 1908 wrote to memory of 2860	1908	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	31
PID 2860 wrote to memory of 2796	2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	32
PID 2860 wrote to memory of 2796	2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	32
PID 2860 wrote to memory of 2796	2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	32
PID 2860 wrote to memory of 2796	2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	32
PID 2860 wrote to memory of 1804	2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	34
PID 2860 wrote to memory of 1804	2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	34
PID 2860 wrote to memory of 1804	2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	34
PID 2860 wrote to memory of 1804	2860	9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe	34

C:\Users\Admin\AppData\Local\Temp\9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Users\Admin\AppData\Local\Temp\9cc283969b75e69c196e8661fea9f7ed_JaffaCakes118.exe
  "{path}"
  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:2860
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "UDP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp342A.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2796
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "UDP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3535.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1804

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\tmp342A.tmp

Filesize
1KB

MD5
bf8e6f649deb61668be0103e76c34229

SHA1
4a57e4dd6550c9344870347b416cf2af50b45f3c

SHA256
d5d440ff65e891904ebfc1d6d1cf3ce739b49d424455db55b1f3ffa787042a98

SHA512
75a655152829f8c36218b0c8c159e3ec6985a5b4b3b02b14f79abcf8f3b11cea698ed0471e33fa3f0f21219b26c9ab947872f36e980ecc2f92f4814b2c199cec

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3535.tmp

Filesize
1KB

MD5
c1c4b266e129249076bbe8a15cc5e06c

SHA1
312b8173c264245c834eee91e05dcca845c341f8

SHA256
f336d06dcadca621be6b2dc9493dcb84d871497e65142bc9fdd72c9f250a1b7b

SHA512
0f02ec7700f89d95d29014eec42d13c85234351c3fe1dc6a3efeea52ea76ca4bea3151567a6c798b5ce658d481b424646b43d93e95ccad897356a87a25d45041

Download Submit
memory/1908-0-0x00000000748C1000-0x00000000748C2000-memory.dmp

Filesize
4KB

Download
memory/1908-1-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/1908-2-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/1908-3-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/1908-4-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/1908-17-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/2860-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2860-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2860-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2860-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2860-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2860-7-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2860-6-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2860-22-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/2860-18-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/2860-5-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2860-27-0x00000000748C0000-0x0000000074E6B000-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