nanocore | f0e8a1fd19b063d6ae2c2ca986ef158c9a802caccb7107d4d209c0311e9de602

General

Target

NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
Size

817KB
MD5

2d159f88e58c347b489806f65eb1c8d4
SHA1

14fec7e5aee30f48db11e69beb996f6749c7b7a9
SHA256

f0e8a1fd19b063d6ae2c2ca986ef158c9a802caccb7107d4d209c0311e9de602
SHA512

9375d5003afb5681a75a074e11cd10f5cc362a19503fb30468eab41900d23733289014cb24f76af1ccc101d0bcc1b19e93bb7d6b54b3b526c0fcf9f9167583e4

Score

10^/10

nanocore evasion keylogger persistence ransomware spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.140.53.176:3765

Mutex

82fc2933-5a5f-4489-9daa-c2dc48469e2f

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-11-06T00:47:56.924731936Z
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
true
clear_zone_identifier
false
connect_delay
4000
connection_port
3765
default_group
BIZ SALES
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
82fc2933-5a5f-4489-9daa-c2dc48469e2f
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
185.140.53.176
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

Processes:

NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WAN Service = "C:\\Program Files (x86)\\WAN Service\\wansv.exe"	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

description	pid	process	target process
PID 3108 set thread context of 2116	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

Drops file in Program Files directory 2 IoCs

Processes:

NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

description	ioc	process
File created	C:\Program Files (x86)\WAN Service\wansv.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
File opened for modification	C:\Program Files (x86)\WAN Service\wansv.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

1100 schtasks.exe
1548 schtasks.exe
2692 schtasks.exe

pid	process
1100	schtasks.exe
1548	schtasks.exe
2692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exeNEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

pid	process
3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

pid process

2116 NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

pid	process
2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exeNEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

description	pid	process
Token: SeDebugPrivilege	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
Token: SeDebugPrivilege	2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exeNEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe

description	pid	process	target process
PID 3108 wrote to memory of 1100	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	schtasks.exe
PID 3108 wrote to memory of 1100	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	schtasks.exe
PID 3108 wrote to memory of 1100	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	schtasks.exe
PID 3108 wrote to memory of 2116	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
PID 3108 wrote to memory of 2116	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
PID 3108 wrote to memory of 2116	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
PID 3108 wrote to memory of 2116	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
PID 3108 wrote to memory of 2116	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
PID 3108 wrote to memory of 2116	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
PID 3108 wrote to memory of 2116	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
PID 3108 wrote to memory of 2116	3108	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
PID 2116 wrote to memory of 1548	2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	schtasks.exe
PID 2116 wrote to memory of 1548	2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	schtasks.exe
PID 2116 wrote to memory of 1548	2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	schtasks.exe
PID 2116 wrote to memory of 2692	2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	schtasks.exe
PID 2116 wrote to memory of 2692	2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	schtasks.exe
PID 2116 wrote to memory of 2692	2116	NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
"C:\Users\Admin\AppData\Local\Temp\NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3108

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\daTSnumYKxTn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEBCD.tmp"
2⤵
- Creates scheduled task(s)
PID:1100

C:\Users\Admin\AppData\Local\Temp\NEWORDER_ KV19FJ004_BUYER_FJALLRAVEN_SS20_MAIN_BUY_KANAAN SAIGON_CO_LTD.exe
"{path}"
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:2116

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF13B.tmp"
3⤵
- Creates scheduled task(s)
PID:1548

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF18B.tmp"
3⤵
- Creates scheduled task(s)
PID:2692

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEBCD.tmp
MD5
1d9dceffb2ac7c16d255b252d7291a6f

SHA1
0c4a821e7123682def10e7922d26c4e5f216edc8

SHA256
d493cfa0475de3f72843e6fc8078bcabc90097ef180893c2aad39559debff556

SHA512
35d21842512131b4b815fd296c3a797b5a5c1b2e1bf97a3540039cd6f2022069ec67d86497477daa2ba3abad6d9dc735ec161de468c93a42782586cc6a424813

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF13B.tmp
MD5
5330ca1ad7b6f968f5c85fc02ae493c2

SHA1
24f910f60b628510a734adb841edc299a46929a3

SHA256
108027356addec0801099cc3649f5a160c8c4c970ce1830b412ff6fbccef1bf4

SHA512
74bc61b6fed7e22bcfebb3b68f0dd6cb4aee8bc2074e40a277dc846aaa6ed992a20dfa635007e06bb01783325b3b20edb6df7035abe9dbe08b7cabb6f0c59171

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF18B.tmp
MD5
eb527779d4a920bac8c3c59e8f4b4b4c

SHA1
4c9c48fd4ab89a983c87d810577133dc281160b4

SHA256
97a200adfccc855ed435941fe1453a6add1a66b8390d033279c2f1a6a64c26a2

SHA512
a48c1ca2310a4bceacca90d3b8748fdecc0169738905e0bc62a665ab048c1ae6bb801dc99f0f04d85287993c27bfd0a4e7f59d27a1c233b6662d6ba3ca586da0

Download Submit
memory/1100-12-0x0000000000000000-mapping.dmp

Download
memory/1548-23-0x0000000000000000-mapping.dmp

Download
memory/2116-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2116-16-0x00000000739A0000-0x000000007408E000-memory.dmp

Filesize
6.9MB

Download
memory/2116-15-0x000000000041E792-mapping.dmp

Download
memory/2116-30-0x00000000052F0000-0x00000000052F1000-memory.dmp

Filesize
4KB

Download
memory/2116-29-0x00000000056A0000-0x00000000056A3000-memory.dmp

Filesize
12KB

Download
memory/2116-28-0x0000000005680000-0x0000000005699000-memory.dmp

Filesize
100KB

Download
memory/2116-27-0x0000000005280000-0x0000000005285000-memory.dmp

Filesize
20KB

Download
memory/2692-25-0x0000000000000000-mapping.dmp

Download
memory/3108-10-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

Filesize
4KB

Download
memory/3108-7-0x0000000004C10000-0x0000000004C11000-memory.dmp

Filesize
4KB

Download
memory/3108-2-0x00000000739A0000-0x000000007408E000-memory.dmp

Filesize
6.9MB

Download
memory/3108-8-0x0000000004ED0000-0x0000000004ED4000-memory.dmp

Filesize
16KB

Download
memory/3108-6-0x0000000004C60000-0x0000000004C61000-memory.dmp

Filesize
4KB

Download
memory/3108-3-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download
memory/3108-11-0x0000000007170000-0x00000000071CE000-memory.dmp

Filesize
376KB

Download
memory/3108-5-0x0000000005160000-0x0000000005161000-memory.dmp

Filesize
4KB

Download
memory/3108-9-0x00000000050C0000-0x00000000050C1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads