nanocore | 25dc2daecc1f213eb7e68141aca9e9917e2ba93fc30bafd050f84d7e1f0bd3d2

Analysis

max time kernel
145s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2022, 14:08

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
0bea47cd3fadcdd380eac29006f72d9d.exe
Size 665KB
Sample220817-rfjjksbef8
SHA256 25dc2daecc1f213eb7e68141aca9e9917e2ba93fc30bafd050f84d7e1f0bd3d2
MD5 0bea47cd3fadcdd380eac29006f72d9d
SHA1 b87b7a89b5851473da83cb0b85918062d329772b
SHA512 33f62377e4dc0cba69c312242f31f0b894ee84ef455ea33e9a78362222c2294924c58418ca2aba72c33cd854629d9a9c437441bf48ea9a2fe28f4eb8d65c8146
MD5 SHA1 SHA512

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

kasawulli845.ddns.net:5211
127.0.0.1:5211

Mutex

d4cfd040-7e1e-457d-bd2d-3dc785b0760c

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-05-29T06:31:10.522487936Z
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
5211
default_group
AUGFILE
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
d4cfd040-7e1e-457d-bd2d-3dc785b0760c
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
kasawulli845.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

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\DDP Manager = "C:\\Program Files (x86)\\DDP Manager\\ddpmgr.exe"	0bea47cd3fadcdd380eac29006f72d9d.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	0bea47cd3fadcdd380eac29006f72d9d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5076 set thread context of 812	5076	0bea47cd3fadcdd380eac29006f72d9d.exe	83

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\DDP Manager\ddpmgr.exe	0bea47cd3fadcdd380eac29006f72d9d.exe
File created	C:\Program Files (x86)\DDP Manager\ddpmgr.exe	0bea47cd3fadcdd380eac29006f72d9d.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
4964	schtasks.exe
2856	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
812	0bea47cd3fadcdd380eac29006f72d9d.exe
812	0bea47cd3fadcdd380eac29006f72d9d.exe
812	0bea47cd3fadcdd380eac29006f72d9d.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
812	0bea47cd3fadcdd380eac29006f72d9d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	812	0bea47cd3fadcdd380eac29006f72d9d.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 812	5076	0bea47cd3fadcdd380eac29006f72d9d.exe	83
PID 5076 wrote to memory of 812	5076	0bea47cd3fadcdd380eac29006f72d9d.exe	83
PID 5076 wrote to memory of 812	5076	0bea47cd3fadcdd380eac29006f72d9d.exe	83
PID 5076 wrote to memory of 812	5076	0bea47cd3fadcdd380eac29006f72d9d.exe	83
PID 5076 wrote to memory of 812	5076	0bea47cd3fadcdd380eac29006f72d9d.exe	83
PID 5076 wrote to memory of 812	5076	0bea47cd3fadcdd380eac29006f72d9d.exe	83
PID 5076 wrote to memory of 812	5076	0bea47cd3fadcdd380eac29006f72d9d.exe	83
PID 5076 wrote to memory of 812	5076	0bea47cd3fadcdd380eac29006f72d9d.exe	83
PID 812 wrote to memory of 4964	812	0bea47cd3fadcdd380eac29006f72d9d.exe	84
PID 812 wrote to memory of 4964	812	0bea47cd3fadcdd380eac29006f72d9d.exe	84
PID 812 wrote to memory of 4964	812	0bea47cd3fadcdd380eac29006f72d9d.exe	84
PID 812 wrote to memory of 2856	812	0bea47cd3fadcdd380eac29006f72d9d.exe	86
PID 812 wrote to memory of 2856	812	0bea47cd3fadcdd380eac29006f72d9d.exe	86
PID 812 wrote to memory of 2856	812	0bea47cd3fadcdd380eac29006f72d9d.exe	86

C:\Users\Admin\AppData\Local\Temp\0bea47cd3fadcdd380eac29006f72d9d.exe
"C:\Users\Admin\AppData\Local\Temp\0bea47cd3fadcdd380eac29006f72d9d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Users\Admin\AppData\Local\Temp\0bea47cd3fadcdd380eac29006f72d9d.exe
  "C:\Users\Admin\AppData\Local\Temp\0bea47cd3fadcdd380eac29006f72d9d.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:812
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpBE20.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:4964
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpBF0B.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2856

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

0bea47cd3fadcdd380eac29006f72d9d.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0bea47cd3fadcdd380eac29006f72d9d.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

Submit Download

tmpBE20.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpBE20.tmp
Size 1KB
SHA256 5487f81bbd095b28162a68b87f84dffc0a832720e5febe1451d2eaf5101d4ee4
MD5 9e6e633bbbf10b80c563cb2271cf012a
SHA1 1f2020ada31e5c2f7be632352976bb6f1c13b0fa
SHA512 ec36ac15704b8a4bd93b4ee7be7f67a17ac50a16d6719107bb8efecbb444264287529075525311ba4c8268cf0bb6c38c7288ac73c404ddae5b16501aa299e33f
MD5 SHA1 SHA512

Submit Download

tmpBF0B.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpBF0B.tmp
Size 1KB
SHA256 8bcf16c788d228932fa707bb4250c05151e099bdf7040adc717e53680601be3d
MD5 677848190631e19222304d1982aa2e1b
SHA1 bed6cf97d3458e4ea59ff9823375d915a9b3d682
SHA512 f5d41e150011bc63f4c95799e21fe91ffaa25eb05f4ca46ea89f3a3ca5325413ba4e0b7b5d69c0bc189955f3308c4928016a7cc1d6f7c2352639106952e92b1e
MD5 SHA1 SHA512

Submit Download

memory/812-138-0x0000000000400000-0x0000000000438000-memory.dmp

Download

memory/5076-132-0x0000000000210000-0x00000000002BC000-memory.dmp

Download

memory/5076-133-0x00000000052F0000-0x0000000005894000-memory.dmp

Download

memory/5076-134-0x0000000004C50000-0x0000000004CE2000-memory.dmp

Download

memory/5076-135-0x0000000004D00000-0x0000000004D0A000-memory.dmp

Download

memory/5076-136-0x0000000007610000-0x00000000076AC000-memory.dmp

Download