nanocore | 55ecfe3756290aa2130836b547dc6b3fa0dd3405900ea940c6b30da89889d010

General

Target

1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe
Size

740KB
MD5

1fbff46d0b659b0ddf5af64ce0886a60
SHA1

4d2f337ea22e0a21a39748339e668475e4758ca1
SHA256

55ecfe3756290aa2130836b547dc6b3fa0dd3405900ea940c6b30da89889d010
SHA512

c86dfea9a18273021d01e0e875ab9c14393aa7f660c321cc0009b08594cbdb65063f837e295e264c0e9bbd8867d513f1893c12337bbb21c3b0300896355adf12
SSDEEP

12288:sxVhAiHeMJORYCQ0mTnrxSceYVXy9wM3uCBcurrv6nnjqKoe:ShF+cORYCQLrxSvYYwM3uCBcu/6nnjqo

Score

10^/10

nanocore discovery evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

shahzad73.casacam.net:9036

shahzad73.ddns.net:9036

Mutex

a58bb08a-85df-4191-824c-1b90cbce1024

Attributes

activate_away_mode
true
backup_connection_host
shahzad73.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-05-07T15:16:03.837677536Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
9036
default_group
ENDING-JUNE
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
a58bb08a-85df-4191-824c-1b90cbce1024
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
shahzad73.casacam.net
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2312 set thread context of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33

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 3 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

Processes:

1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exeschtasks.exe1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

Processes:

schtasks.exe

pid	Process
2620	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

pid	Process
2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe
3008	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe
3008	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe
3008	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

pid	Process
3008	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

description	pid	Process
Token: SeDebugPrivilege	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe
Token: SeDebugPrivilege	3008	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2312 wrote to memory of 2620	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	31
PID 2312 wrote to memory of 2620	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	31
PID 2312 wrote to memory of 2620	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	31
PID 2312 wrote to memory of 2620	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	31
PID 2312 wrote to memory of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33
PID 2312 wrote to memory of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33
PID 2312 wrote to memory of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33
PID 2312 wrote to memory of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33
PID 2312 wrote to memory of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33
PID 2312 wrote to memory of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33
PID 2312 wrote to memory of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33
PID 2312 wrote to memory of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33
PID 2312 wrote to memory of 3008	2312	1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cowAdUpw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE14A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2620
- C:\Users\Admin\AppData\Local\Temp\1fbff46d0b659b0ddf5af64ce0886a60_JaffaCakes118.exe
  "{path}"
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:3008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

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\Local\Temp\tmpE14A.tmp

Filesize
1KB

MD5
14a3c03077ef035e57158627aa060e24

SHA1
5950039f06a98e28662053647b4137993b188b14

SHA256
1bab7d6b7d6f8ad88cf4f3deddde096b000878a74f0ec9942fc72c6fa09484ea

SHA512
f082029b6104b2ccdb321663ac4ba1d47466d6b13c3e30f5ef12c40ea2c96e400028f6af2b1bf3f4aed28ecb62f685f678a2815d00b44ef189554313699795d1

Download Submit
memory/2312-0-0x000000007419E000-0x000000007419F000-memory.dmp

Filesize
4KB

Download
memory/2312-1-0x0000000000C30000-0x0000000000CEE000-memory.dmp

Filesize
760KB

Download
memory/2312-2-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/2312-3-0x0000000000580000-0x0000000000588000-memory.dmp

Filesize
32KB

Download
memory/2312-4-0x000000007419E000-0x000000007419F000-memory.dmp

Filesize
4KB

Download
memory/2312-5-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/2312-6-0x0000000004D60000-0x0000000004DF4000-memory.dmp

Filesize
592KB

Download
memory/2312-7-0x00000000020F0000-0x0000000002134000-memory.dmp

Filesize
272KB

Download
memory/2312-33-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3008-27-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-23-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3008-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3008-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3008-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3008-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3008-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3008-29-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-30-0x0000000000560000-0x000000000056A000-memory.dmp

Filesize
40KB

Download
memory/3008-31-0x0000000000570000-0x000000000058E000-memory.dmp

Filesize
120KB

Download
memory/3008-32-0x00000000005D0000-0x00000000005DA000-memory.dmp

Filesize
40KB

Download
memory/3008-26-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3008-34-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/3008-35-0x0000000074190000-0x000000007487E000-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