nanocore | 9986462b72acae9cd44ad422abe31e33cdeb2cc606085a92063d2047745bc3bf

General

Target
4e69292de9fe35193cd09a7e817391e2.exe
Size 919KB
Sample230214-trx78aea2t
SHA256 9986462b72acae9cd44ad422abe31e33cdeb2cc606085a92063d2047745bc3bf
MD5 4e69292de9fe35193cd09a7e817391e2
SHA1 1dd67e63a08664dd4e3dae03d61042d787661325
SHA512 2285cd5e9ed9272d4a88bc9e64ec74a9708569c05bf22605a826303d928b9d43b16ebbc5755c9dc1e3ad5aa3ea5e6c1d8f511d8f4c23af18690da2179da23303
SSDEEP 12288:3LHnyJf6ojUQWELGJjdvUJDLo0w2vn/8GfGQ06a/W4hhK:3LHaf6ojHPL2vUJXfw2//80KWi
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

favgrandson7.sytes.net:6696
127.0.0.1:6696

Mutex

cb8b3819-b374-4932-8b1b-2c19c1da9851

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-11-25T08:34:00.714996536Z
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
6696
default_group
FEB13
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
cb8b3819-b374-4932-8b1b-2c19c1da9851
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
favgrandson7.sytes.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AGP Monitor = "C:\\Program Files (x86)\\AGP Monitor\\agpmon.exe"	4e69292de9fe35193cd09a7e817391e2.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	4e69292de9fe35193cd09a7e817391e2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 976 set thread context of 3012	976	4e69292de9fe35193cd09a7e817391e2.exe	92

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\AGP Monitor\agpmon.exe	4e69292de9fe35193cd09a7e817391e2.exe
File opened for modification	C:\Program Files (x86)\AGP Monitor\agpmon.exe	4e69292de9fe35193cd09a7e817391e2.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
1632	schtasks.exe
2136	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3012	4e69292de9fe35193cd09a7e817391e2.exe
3012	4e69292de9fe35193cd09a7e817391e2.exe
3012	4e69292de9fe35193cd09a7e817391e2.exe
3012	4e69292de9fe35193cd09a7e817391e2.exe
3012	4e69292de9fe35193cd09a7e817391e2.exe
3012	4e69292de9fe35193cd09a7e817391e2.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3012	4e69292de9fe35193cd09a7e817391e2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3012	4e69292de9fe35193cd09a7e817391e2.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 976 wrote to memory of 3012	976	4e69292de9fe35193cd09a7e817391e2.exe	92
PID 976 wrote to memory of 3012	976	4e69292de9fe35193cd09a7e817391e2.exe	92
PID 976 wrote to memory of 3012	976	4e69292de9fe35193cd09a7e817391e2.exe	92
PID 976 wrote to memory of 3012	976	4e69292de9fe35193cd09a7e817391e2.exe	92
PID 976 wrote to memory of 3012	976	4e69292de9fe35193cd09a7e817391e2.exe	92
PID 976 wrote to memory of 3012	976	4e69292de9fe35193cd09a7e817391e2.exe	92
PID 976 wrote to memory of 3012	976	4e69292de9fe35193cd09a7e817391e2.exe	92
PID 976 wrote to memory of 3012	976	4e69292de9fe35193cd09a7e817391e2.exe	92
PID 3012 wrote to memory of 1632	3012	4e69292de9fe35193cd09a7e817391e2.exe	93
PID 3012 wrote to memory of 1632	3012	4e69292de9fe35193cd09a7e817391e2.exe	93
PID 3012 wrote to memory of 1632	3012	4e69292de9fe35193cd09a7e817391e2.exe	93
PID 3012 wrote to memory of 2136	3012	4e69292de9fe35193cd09a7e817391e2.exe	95
PID 3012 wrote to memory of 2136	3012	4e69292de9fe35193cd09a7e817391e2.exe	95
PID 3012 wrote to memory of 2136	3012	4e69292de9fe35193cd09a7e817391e2.exe	95

C:\Users\Admin\AppData\Local\Temp\4e69292de9fe35193cd09a7e817391e2.exe
"C:\Users\Admin\AppData\Local\Temp\4e69292de9fe35193cd09a7e817391e2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:976
- C:\Users\Admin\AppData\Local\Temp\4e69292de9fe35193cd09a7e817391e2.exe
  "C:\Users\Admin\AppData\Local\Temp\4e69292de9fe35193cd09a7e817391e2.exe"
  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:3012
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "AGP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp4B03.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1632
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "AGP Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp4BBF.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2136

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

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

tmp4B03.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp4B03.tmp
Size 1KB
SHA256 0644b447b6bbf558035058b854f933d265898cc10421b7dc7695d4d28df95b92
MD5 514fc8071ad97ee3aa86a2b2f4270518
SHA1 d2d0de1623ab41516ae8cfed5372e09dd89a0309
SHA512 efcf008afaaa3cecafa79da82fab19753c591e4eaf6cfb326a702507f1554f8bb3799200ef63f50dac71d60524b32e58e3415208fdef7e049e2883c78d6332d3
MD5 SHA1 SHA512

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tmp4BBF.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp4BBF.tmp
Size 1KB
SHA256 49d903f84313feb16bd189c58b6c206f98b05da00ea0da881e2ff0c893b6ba5e
MD5 157cd55403665c49c9fd3ca1196c4397
SHA1 4feed6e606b41bb617274471349582963182756b
SHA512 bea7e3caa9c37cadd772a6d3ee0d9ed47de6b3e880cd58649be2939cacd00f70d4edc1ad177e432539267bb520094d9cda3f781cdfc69122f3775242321c11b8
MD5 SHA1 SHA512

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memory/976-132-0x0000000000A50000-0x0000000000B3C000-memory.dmp

Download

memory/976-133-0x0000000005A90000-0x0000000006034000-memory.dmp

Download

memory/976-134-0x0000000005580000-0x0000000005612000-memory.dmp

Download

memory/976-135-0x00000000054E0000-0x00000000054EA000-memory.dmp

Download

memory/976-136-0x00000000092D0000-0x000000000936C000-memory.dmp

Download

memory/3012-138-0x0000000000400000-0x0000000000438000-memory.dmp

Download

memory/3012-143-0x0000000006F20000-0x0000000006F86000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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