nanocore | 1ec08fa4a70b1518af1c355b3064cc2865fad5d1ac6d7e1b02b042fcd0e9e842

Analysis

max time kernel
91s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
18/02/2023, 08:53

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General

Target
6984b8cb3db2f23249ecda2a35876b93.exe
Size 747KB
Sample230218-ktbbssbb6y
SHA256 1ec08fa4a70b1518af1c355b3064cc2865fad5d1ac6d7e1b02b042fcd0e9e842
MD5 6984b8cb3db2f23249ecda2a35876b93
SHA1 1b102e279128986540956848f25b9303655469af
SHA512 21774791e49bc3715c30c128870e19819fddb2b7d19a5b99f8274d70acfbfbf7962b8d7ae1aee6e3d41fd477f37d0fa315bfbf220fe6d50f0053947888a36abc
SSDEEP 12288:sqzGPtp+nknBeVM00B1aWthhvkeIWweW6y295gFZjtrER5UxIBeqDSugDs+9t:IknkfTBJthcbeByM5gFFtrERgIkqDSu
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

tzitziklishop.ddns.net:1665
127.0.0.1:1665

Mutex

be28fce4-4930-4ffe-96ed-0110cf99b889

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-11-05T12:54:30.362923036Z
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
1665
default_group
SecureKMT
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
be28fce4-4930-4ffe-96ed-0110cf99b889
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
tzitziklishop.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 Host = "C:\\Program Files (x86)\\DDP Host\\ddphost.exe"	6984b8cb3db2f23249ecda2a35876b93.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	6984b8cb3db2f23249ecda2a35876b93.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3700 set thread context of 1232	3700	6984b8cb3db2f23249ecda2a35876b93.exe	83

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DDP Host\ddphost.exe	6984b8cb3db2f23249ecda2a35876b93.exe
File opened for modification	C:\Program Files (x86)\DDP Host\ddphost.exe	6984b8cb3db2f23249ecda2a35876b93.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
392	schtasks.exe
3244	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1232	6984b8cb3db2f23249ecda2a35876b93.exe
1232	6984b8cb3db2f23249ecda2a35876b93.exe
1232	6984b8cb3db2f23249ecda2a35876b93.exe
1232	6984b8cb3db2f23249ecda2a35876b93.exe
1232	6984b8cb3db2f23249ecda2a35876b93.exe
1232	6984b8cb3db2f23249ecda2a35876b93.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1232	6984b8cb3db2f23249ecda2a35876b93.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1232	6984b8cb3db2f23249ecda2a35876b93.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 1232	3700	6984b8cb3db2f23249ecda2a35876b93.exe	83
PID 3700 wrote to memory of 1232	3700	6984b8cb3db2f23249ecda2a35876b93.exe	83
PID 3700 wrote to memory of 1232	3700	6984b8cb3db2f23249ecda2a35876b93.exe	83
PID 3700 wrote to memory of 1232	3700	6984b8cb3db2f23249ecda2a35876b93.exe	83
PID 3700 wrote to memory of 1232	3700	6984b8cb3db2f23249ecda2a35876b93.exe	83
PID 3700 wrote to memory of 1232	3700	6984b8cb3db2f23249ecda2a35876b93.exe	83
PID 3700 wrote to memory of 1232	3700	6984b8cb3db2f23249ecda2a35876b93.exe	83
PID 3700 wrote to memory of 1232	3700	6984b8cb3db2f23249ecda2a35876b93.exe	83
PID 1232 wrote to memory of 392	1232	6984b8cb3db2f23249ecda2a35876b93.exe	84
PID 1232 wrote to memory of 392	1232	6984b8cb3db2f23249ecda2a35876b93.exe	84
PID 1232 wrote to memory of 392	1232	6984b8cb3db2f23249ecda2a35876b93.exe	84
PID 1232 wrote to memory of 3244	1232	6984b8cb3db2f23249ecda2a35876b93.exe	86
PID 1232 wrote to memory of 3244	1232	6984b8cb3db2f23249ecda2a35876b93.exe	86
PID 1232 wrote to memory of 3244	1232	6984b8cb3db2f23249ecda2a35876b93.exe	86

C:\Users\Admin\AppData\Local\Temp\6984b8cb3db2f23249ecda2a35876b93.exe
"C:\Users\Admin\AppData\Local\Temp\6984b8cb3db2f23249ecda2a35876b93.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3700
- C:\Users\Admin\AppData\Local\Temp\6984b8cb3db2f23249ecda2a35876b93.exe
  "C:\Users\Admin\AppData\Local\Temp\6984b8cb3db2f23249ecda2a35876b93.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:1232
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp202A.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:392
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp20C7.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3244

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

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Downloads

6984b8cb3db2f23249ecda2a35876b93.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\6984b8cb3db2f23249ecda2a35876b93.exe.log
Size 1KB
SHA256 23e7ff51ebfcadfe4c1df5d09d314da0166d3b55a82d175603a95a319aa99fc8
MD5 374befbb55a7ee9f3cc90fc8f8e686cd
SHA1 97142f4181257ad66ca674561cada080167c69e6
SHA512 9afc348c189332bb712b8cf675054d375bcd1ad747aba72523f317bc9120f584adc4af176af9742cbc862b1269abcaa22249679d7b35bde51ae00e82682551d7
MD5 SHA1 SHA512

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tmp202A.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp202A.tmp
Size 1KB
SHA256 2417fa2928a8b64992ed4fb2a36160b6750b32503173d204f13c71302db19912
MD5 06e37f7e8ad7f8e5bb3c8a620f422347
SHA1 052a668eb05f76dfd5c8ddc4428082bf58bf1511
SHA512 60b532fc4e5cba534bb027d72f0d8d2f5542dc64634f654e71b36d5de1efcd19e7f85f20bae55f7063a73b084247831c8ea704ebd6685e4082a7b00366c3540e
MD5 SHA1 SHA512

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tmp20C7.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp20C7.tmp
Size 1KB
SHA256 7aba66abbcb0b13455609174db23aed495a9adbef0e0acd28baa9c92445eda68
MD5 2271642ca970891700e3f48439739ed8
SHA1 cd472df2349f7db9e1e460d0ee28acd97b8a8793
SHA512 4669a4ef8ec28cdb852ffc1401576b1bf9a9d837797d7d92bc88c18b3097404f36854e50167b309706fef400cabc43c876569ce2797ba85eb169a2783b8fe807
MD5 SHA1 SHA512

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memory/1232-138-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/1232-144-0x00000000074D0000-0x0000000007536000-memory.dmp

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memory/3700-132-0x0000000000910000-0x00000000009D2000-memory.dmp

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memory/3700-136-0x0000000009560000-0x00000000095FC000-memory.dmp

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memory/3700-135-0x0000000005430000-0x000000000543A000-memory.dmp

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memory/3700-134-0x0000000005380000-0x0000000005412000-memory.dmp

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memory/3700-133-0x0000000005830000-0x0000000005DD4000-memory.dmp

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