nanocore | d12a50cc2db0fae48c7b61bc6fe61153da2db76ebce2325cd194b38514758b66

Analysis

max time kernel
135s
max time network
145s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
14/02/2024, 14:00

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General

Target
9bdcf9deb4abc6602060748ad9229ab0.exe
Size 918KB
Sample240214-rbbceace6x
SHA256 d12a50cc2db0fae48c7b61bc6fe61153da2db76ebce2325cd194b38514758b66
MD5 9bdcf9deb4abc6602060748ad9229ab0
SHA1 957a61ffd44bade56b2a64c7102e6eefc3b728d2
SHA512 19ff27cbf7fbc60620a26ccfbf0378cbc4f3b07bcbbbe08660ad9f0b89aeb4fe782540b872bfa4729d518be6664e2ef583ff2a6e2110abbccdf3ba71e361aa7a
SSDEEP 24576:vEywY6Kx9Y/ZK7VqNHB4Y3UZqd9XmVKy/g:fhx9YGM4xg92VKy/g
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

194.5.98.127:2303
127.0.0.1:2303

Mutex

7805a68a-e1f5-4fe6-a0da-ea74008468ca

Attributes

activate_away_mode
false
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-05-16T22:49:09.619849536Z
bypass_user_account_control
false
bypass_user_account_control_data
PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTE2Ij8+DQo8VGFzayB2ZXJzaW9uPSIxLjIiIHhtbG5zPSJodHRwOi8vc2NoZW1hcy5taWNyb3NvZnQuY29tL3dpbmRvd3MvMjAwNC8wMi9taXQvdGFzayI+DQogIDxSZWdpc3RyYXRpb25JbmZvIC8+DQogIDxUcmlnZ2VycyAvPg0KICA8UHJpbmNpcGFscz4NCiAgICA8UHJpbmNpcGFsIGlkPSJBdXRob3IiPg0KICAgICAgPExvZ29uVHlwZT5JbnRlcmFjdGl2ZVRva2VuPC9Mb2dvblR5cGU+DQogICAgICA8UnVuTGV2ZWw+SGlnaGVzdEF2YWlsYWJsZTwvUnVuTGV2ZWw+DQogICAgPC9QcmluY2lwYWw+DQogIDwvUHJpbmNpcGFscz4NCiAgPFNldHRpbmdzPg0KICAgIDxNdWx0aXBsZUluc3RhbmNlc1BvbGljeT5QYXJhbGxlbDwvTXVsdGlwbGVJbnN0YW5jZXNQb2xpY3k+DQogICAgPERpc2FsbG93U3RhcnRJZk9uQmF0dGVyaWVzPmZhbHNlPC9EaXNhbGxvd1N0YXJ0SWZPbkJhdHRlcmllcz4NCiAgICA8U3RvcElmR29pbmdPbkJhdHRlcmllcz5mYWxzZTwvU3RvcElmR29pbmdPbkJhdHRlcmllcz4NCiAgICA8QWxsb3dIYXJkVGVybWluYXRlPnRydWU8L0FsbG93SGFyZFRlcm1pbmF0ZT4NCiAgICA8U3RhcnRXaGVuQXZhaWxhYmxlPmZhbHNlPC9TdGFydFdoZW5BdmFpbGFibGU+DQogICAgPFJ1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+ZmFsc2U8L1J1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+DQogICAgPElkbGVTZXR0aW5ncz4NCiAgICAgIDxTdG9wT25JZGxlRW5kPmZhbHNlPC9TdG9wT25JZGxlRW5kPg0KICAgICAgPFJlc3RhcnRPbklkbGU+ZmFsc2U8L1Jlc3RhcnRPbklkbGU+DQogICAgPC9JZGxlU2V0dGluZ3M+DQogICAgPEFsbG93U3RhcnRPbkRlbWFuZD50cnVlPC9BbGxvd1N0YXJ0T25EZW1hbmQ+DQogICAgPEVuYWJsZWQ+dHJ1ZTwvRW5hYmxlZD4NCiAgICA8SGlkZGVuPmZhbHNlPC9IaWRkZW4+DQogICAgPFJ1bk9ubHlJZklkbGU+ZmFsc2U8L1J1bk9ubHlJZklkbGU+DQogICAgPFdha2VUb1J1bj5mYWxzZTwvV2FrZVRvUnVuPg0KICAgIDxFeGVjdXRpb25UaW1lTGltaXQ+UFQwUzwvRXhlY3V0aW9uVGltZUxpbWl0Pg0KICAgIDxQcmlvcml0eT40PC9Qcmlvcml0eT4NCiAgPC9TZXR0aW5ncz4NCiAgPEFjdGlvbnMgQ29udGV4dD0iQXV0aG9yIj4NCiAgICA8RXhlYz4NCiAgICAgIDxDb21tYW5kPiIjRVhFQ1VUQUJMRVBBVEgiPC9Db21tYW5kPg0KICAgICAgPEFyZ3VtZW50cz4kKEFyZzApPC9Bcmd1bWVudHM+DQogICAgPC9FeGVjPg0KICA8L0FjdGlvbnM+DQo8L1Rhc2s+
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
2303
default_group
ikmerro
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
7805a68a-e1f5-4fe6-a0da-ea74008468ca
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
194.5.98.127
primary_dns_server
8.8.8.8
request_elevation
false
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
false
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

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AGP Service = "C:\\Program Files (x86)\\AGP Service\\agpsv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2560 set thread context of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\AGP Service\agpsv.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\AGP Service\agpsv.exe	RegSvcs.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/Job

T1053

pid	Process
2392	schtasks.exe
2960	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2996	RegSvcs.exe
2996	RegSvcs.exe
2996	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2996	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2996	RegSvcs.exe
Token: SeDebugPrivilege	2996	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2560 wrote to memory of 2996	2560	9bdcf9deb4abc6602060748ad9229ab0.exe	30
PID 2996 wrote to memory of 2392	2996	RegSvcs.exe	31
PID 2996 wrote to memory of 2392	2996	RegSvcs.exe	31
PID 2996 wrote to memory of 2392	2996	RegSvcs.exe	31
PID 2996 wrote to memory of 2392	2996	RegSvcs.exe	31
PID 2996 wrote to memory of 2960	2996	RegSvcs.exe	33
PID 2996 wrote to memory of 2960	2996	RegSvcs.exe	33
PID 2996 wrote to memory of 2960	2996	RegSvcs.exe	33
PID 2996 wrote to memory of 2960	2996	RegSvcs.exe	33

C:\Users\Admin\AppData\Local\Temp\9bdcf9deb4abc6602060748ad9229ab0.exe
"C:\Users\Admin\AppData\Local\Temp\9bdcf9deb4abc6602060748ad9229ab0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2560
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2996
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "AGP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDF76.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2392
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "AGP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDFF4.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

tmpDF76.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpDF76.tmp
Size 1KB
SHA256 c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1
MD5 40b11ef601fb28f9b2e69d36857bf2ec
SHA1 b6454020ad2ceed193f4792b77001d0bd741b370
SHA512 e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5
MD5 SHA1 SHA512

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tmpDFF4.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpDFF4.tmp
Size 1KB
SHA256 ce3933e772f663a834335cc2071e5e7b2d49a065b51d84a259054b8ef663e785
MD5 7a81ae69c04c8d95261eb5f490b7f869
SHA1 9f4f484d306fea15b2e7f9f16db660833bb1f8ce
SHA512 8260ab83106752a488e164bbed63ef334d34399bc9a5c09a0cfceba6aef48eafe5c64e4dfbd353ac3edfff2523b16c2b0287d34833a293c4436e068fae656de8
MD5 SHA1 SHA512

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memory/2560-19-0x0000000074D30000-0x00000000752DB000-memory.dmp

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memory/2560-0-0x0000000074D30000-0x00000000752DB000-memory.dmp

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memory/2560-2-0x0000000074D30000-0x00000000752DB000-memory.dmp

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memory/2560-4-0x0000000001F50000-0x0000000001F90000-memory.dmp

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memory/2560-3-0x0000000074D30000-0x00000000752DB000-memory.dmp

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memory/2560-5-0x0000000001F50000-0x0000000001F90000-memory.dmp

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memory/2560-1-0x0000000001F50000-0x0000000001F90000-memory.dmp

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memory/2996-6-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/2996-21-0x0000000000760000-0x00000000007A0000-memory.dmp

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memory/2996-14-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/2996-16-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/2996-10-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/2996-18-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/2996-20-0x0000000074D30000-0x00000000752DB000-memory.dmp

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memory/2996-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2996-22-0x0000000074D30000-0x00000000752DB000-memory.dmp

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memory/2996-8-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/2996-7-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/2996-30-0x0000000000760000-0x00000000007A0000-memory.dmp

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memory/2996-31-0x0000000074D30000-0x00000000752DB000-memory.dmp

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memory/2996-32-0x0000000000760000-0x00000000007A0000-memory.dmp

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memory/2996-33-0x0000000000760000-0x00000000007A0000-memory.dmp

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