nanocore | 6a0a310864680dc16bc72c2220043b59ac8241693308098384d15381ceaa866e

General

Target

POEA ADVISORY NO 450 2021.pdf.exe
Size

624KB
MD5

844a5401ecb97ca4b3eb72421330c524
SHA1

d5a1f24a1d67f5ba2213b9eb644e717fc9b5a4a5
SHA256

cff7917b775748ad82f20fede03809e1cf8d186747d82c5bbd5f4bf0a2c6ae32
SHA512

e735e655c23bfba80fc9a8ba48ef3a53fb8d3e82eb455e2b050442285b7228ae90f68e313294fa9143ffc892b23217e8308b8cef3d219e1182e5297e4e950edf
SSDEEP

12288:gh7nE73ZNHN4QiGw1VvjaNQVZPSAJPIryHqnPI/PADXOI:WgqGw6NAZ1JQHOI

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

c4cca249-81f6-4232-9f14-01569e09f5f0

Attributes

activate_away_mode
true
backup_connection_host
shahzad73.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-11-06T13:23:03.514637236Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
9036
default_group
JANUARY
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
c4cca249-81f6-4232-9f14-01569e09f5f0
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 computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	POEA ADVISORY NO 450 2021.pdf.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	POEA ADVISORY NO 450 2021.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2304 set thread context of 2760	2304	POEA ADVISORY NO 450 2021.pdf.exe	97

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 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	POEA ADVISORY NO 450 2021.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	POEA ADVISORY NO 450 2021.pdf.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
1108	schtasks.exe
2804	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2304	POEA ADVISORY NO 450 2021.pdf.exe
2760	POEA ADVISORY NO 450 2021.pdf.exe
2760	POEA ADVISORY NO 450 2021.pdf.exe
2760	POEA ADVISORY NO 450 2021.pdf.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2760	POEA ADVISORY NO 450 2021.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2304	POEA ADVISORY NO 450 2021.pdf.exe
Token: SeDebugPrivilege	2760	POEA ADVISORY NO 450 2021.pdf.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 1108	2304	POEA ADVISORY NO 450 2021.pdf.exe	95
PID 2304 wrote to memory of 1108	2304	POEA ADVISORY NO 450 2021.pdf.exe	95
PID 2304 wrote to memory of 1108	2304	POEA ADVISORY NO 450 2021.pdf.exe	95
PID 2304 wrote to memory of 2760	2304	POEA ADVISORY NO 450 2021.pdf.exe	97
PID 2304 wrote to memory of 2760	2304	POEA ADVISORY NO 450 2021.pdf.exe	97
PID 2304 wrote to memory of 2760	2304	POEA ADVISORY NO 450 2021.pdf.exe	97
PID 2304 wrote to memory of 2760	2304	POEA ADVISORY NO 450 2021.pdf.exe	97
PID 2304 wrote to memory of 2760	2304	POEA ADVISORY NO 450 2021.pdf.exe	97
PID 2304 wrote to memory of 2760	2304	POEA ADVISORY NO 450 2021.pdf.exe	97
PID 2304 wrote to memory of 2760	2304	POEA ADVISORY NO 450 2021.pdf.exe	97
PID 2304 wrote to memory of 2760	2304	POEA ADVISORY NO 450 2021.pdf.exe	97
PID 2760 wrote to memory of 2804	2760	POEA ADVISORY NO 450 2021.pdf.exe	99
PID 2760 wrote to memory of 2804	2760	POEA ADVISORY NO 450 2021.pdf.exe	99
PID 2760 wrote to memory of 2804	2760	POEA ADVISORY NO 450 2021.pdf.exe	99

C:\Users\Admin\AppData\Local\Temp\POEA ADVISORY NO 450 2021.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\POEA ADVISORY NO 450 2021.pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OGnYlNzPvlYgZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE55F.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1108
- C:\Users\Admin\AppData\Local\Temp\POEA ADVISORY NO 450 2021.pdf.exe
  "{path}"
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "WPA Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpEA31.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2804

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

Query Registry

1

T1012

System Information Discovery

3

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\tmpE55F.tmp

Filesize
1KB

MD5
8d3978aad7ed82af8e40ffbf92845ecc

SHA1
9c08d156b007c9b6eab1681a90ea53fdcbaca7cf

SHA256
ba8ba3d33fde5bda56cc74985ecaf78b7b49569346aaf526004e7d4aaa73a8e1

SHA512
270e422c62013a6dc1da6bb6ea809ac0d20f9fd7e5f3a87629bfe9a02261bf951811bf8e095475873e8018010dee7ec47f037128fcb8a576bac9431be0370c6d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEA31.tmp

Filesize
1KB

MD5
9f8794ef8c5f7ceb8d9d234e189338d0

SHA1
86c780f1067c7eab8b45be7b21d9a65480b86379

SHA256
2c5398dd35a72a1137e9e9ca6d95aebfd0048a881cdd1dc17011b5d7e6b25c44

SHA512
cbe784cc8c6bc2a6c1a377a2404bd9745593aa86c8d8635530b5c5321662fb38e9232d89e08db174a961cdc77668609b011c9238b221f37a4db04c2143f9c3d8

Download Submit
memory/2304-10-0x00000000083D0000-0x000000000845A000-memory.dmp

Filesize
552KB

Download
memory/2304-2-0x0000000005BA0000-0x0000000006144000-memory.dmp

Filesize
5.6MB

Download
memory/2304-4-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2304-5-0x00000000057B0000-0x00000000057BA000-memory.dmp

Filesize
40KB

Download
memory/2304-6-0x0000000008330000-0x00000000083CC000-memory.dmp

Filesize
624KB

Download
memory/2304-7-0x0000000008310000-0x0000000008322000-memory.dmp

Filesize
72KB

Download
memory/2304-8-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/2304-9-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2304-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/2304-3-0x00000000056F0000-0x0000000005782000-memory.dmp

Filesize
584KB

Download
memory/2304-1-0x0000000000C60000-0x0000000000D02000-memory.dmp

Filesize
648KB

Download
memory/2304-17-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2760-16-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2760-18-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2760-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2760-23-0x0000000005A20000-0x0000000005A2A000-memory.dmp

Filesize
40KB

Download
memory/2760-24-0x0000000005B80000-0x0000000005B9E000-memory.dmp

Filesize
120KB

Download
memory/2760-25-0x0000000006A20000-0x0000000006A2A000-memory.dmp

Filesize
40KB

Download
memory/2760-26-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2760-27-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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