nanocore | 2333c6e33867d6947704c33ce08dc3c824ee72f7982f48dd343633d990e2e039

General

Target

00063362123456.exe
Size

627KB
MD5

5ad19231f51175c163381772f37ef5b8
SHA1

7575d7ff9e9aed5720c7b8995c9e565087be11fe
SHA256

ea4115e347193aa868162072e3db30d9652650aa2915726aa83d91beb202b9bb
SHA512

9723c1c2cb149b2be90a37a1bb95070c2196c7d78c03a03851eee09c63a5045a2e1d83108c4677b80d9dc0f3673aba9707f3b4063e0848d2097844a9a2f48781

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.244.30.18:1985

Mutex

f1d5e27e-9121-4465-872e-3fad7c4aba98

Attributes

activate_away_mode
true
backup_connection_host
185.244.30.18
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-06-07T20:17:50.398555636Z
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
1985
default_group
Obama
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
f1d5e27e-9121-4465-872e-3fad7c4aba98
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
185.244.30.18
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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

00063362123456.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	00063362123456.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Subsystem = "C:\\Program Files (x86)\\SCSI Subsystem\\scsiss.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

00063362123456.exe

description pid process target process

PID 724 set thread context of 2344 724 00063362123456.exe RegSvcs.exe

description	pid	process	target process
PID 724 set thread context of 2344	724	00063362123456.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\SCSI Subsystem\scsiss.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\SCSI Subsystem\scsiss.exe	RegSvcs.exe

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

System Information Discovery
T1082
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

4420 schtasks.exe
3288 schtasks.exe
4852 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

00063362123456.exeRegSvcs.exe

pid process

724 00063362123456.exe
2344 RegSvcs.exe
2344 RegSvcs.exe
2344 RegSvcs.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

2344 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

00063362123456.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 724 00063362123456.exe
Token: SeDebugPrivilege 2344 RegSvcs.exe

pid	process
4420	schtasks.exe
3288	schtasks.exe
4852	schtasks.exe

pid	process
724	00063362123456.exe
2344	RegSvcs.exe
2344	RegSvcs.exe
2344	RegSvcs.exe

pid	process
2344	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	724	00063362123456.exe
Token: SeDebugPrivilege	2344	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

00063362123456.exeRegSvcs.exe

description	pid	process	target process
PID 724 wrote to memory of 4420	724	00063362123456.exe	schtasks.exe
PID 724 wrote to memory of 4420	724	00063362123456.exe	schtasks.exe
PID 724 wrote to memory of 4420	724	00063362123456.exe	schtasks.exe
PID 724 wrote to memory of 2344	724	00063362123456.exe	RegSvcs.exe
PID 724 wrote to memory of 2344	724	00063362123456.exe	RegSvcs.exe
PID 724 wrote to memory of 2344	724	00063362123456.exe	RegSvcs.exe
PID 724 wrote to memory of 2344	724	00063362123456.exe	RegSvcs.exe
PID 724 wrote to memory of 2344	724	00063362123456.exe	RegSvcs.exe
PID 724 wrote to memory of 2344	724	00063362123456.exe	RegSvcs.exe
PID 724 wrote to memory of 2344	724	00063362123456.exe	RegSvcs.exe
PID 724 wrote to memory of 2344	724	00063362123456.exe	RegSvcs.exe
PID 2344 wrote to memory of 3288	2344	RegSvcs.exe	schtasks.exe
PID 2344 wrote to memory of 3288	2344	RegSvcs.exe	schtasks.exe
PID 2344 wrote to memory of 3288	2344	RegSvcs.exe	schtasks.exe
PID 2344 wrote to memory of 4852	2344	RegSvcs.exe	schtasks.exe
PID 2344 wrote to memory of 4852	2344	RegSvcs.exe	schtasks.exe
PID 2344 wrote to memory of 4852	2344	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\00063362123456.exe
"C:\Users\Admin\AppData\Local\Temp\00063362123456.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:724

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WFwFcxWlwv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF9A2.tmp"
2⤵
- Creates scheduled task(s)
PID:4420

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\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:2344

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SCSI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFD8A.tmp"
3⤵
- Creates scheduled task(s)
PID:3288

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SCSI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFDE9.tmp"
3⤵
- Creates scheduled task(s)
PID:4852

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF9A2.tmp
Filesize
1KB

MD5
1d4c895a505cc1e5771c8d898ad1e792

SHA1
cebf6f02bcf18f5c7aa1b97fdfb614f8fcfbcc80

SHA256
1eabc84cabd4dce62bf12550e8a3d933c4ef5b758eaf63954bf3f75d8c6b3dc6

SHA512
3ac5745a3c82c4f148fbe01974110cd8d825bed1040fea4ac4edacdd4cca97b610842b421f616148a0b81da6e9b42b0de2941e1f16fb8c33da0118f34c338a89

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpFD8A.tmp
Filesize
1KB

MD5
8cad1b41587ced0f1e74396794f31d58

SHA1
11054bf74fcf5e8e412768035e4dae43aa7b710f

SHA256
3086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c

SHA512
99c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpFDE9.tmp
Filesize
1KB

MD5
bd110f9fc6c1a842f1d9b269010b0611

SHA1
ef71c062902602faef9b66dcd1cfc9fe5baaf389

SHA256
8135c4e4eeaa741f752c0ab8f4ee33e3bb8a0cac5923812234f2e5177d50eb5b

SHA512
b8a7943a3126880b26407800bbdad5402c5b0e2aa106e7dbbb35d0cb145ca9de114401573a6aa66042a2e13674cfbcc2981d66b813f9b923fff5302210afba1f

Download Submit
memory/724-130-0x0000000000420000-0x00000000004C4000-memory.dmp

Filesize
656KB

Download
memory/724-131-0x0000000004D20000-0x0000000004DBC000-memory.dmp

Filesize
624KB

Download
memory/724-132-0x0000000005370000-0x0000000005914000-memory.dmp

Filesize
5.6MB

Download
memory/724-133-0x0000000004E60000-0x0000000004EF2000-memory.dmp

Filesize
584KB

Download
memory/724-134-0x0000000004DD0000-0x0000000004DDA000-memory.dmp

Filesize
40KB

Download
memory/724-135-0x0000000005050000-0x00000000050A6000-memory.dmp

Filesize
344KB

Download
memory/2344-139-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2344-138-0x0000000000000000-mapping.dmp

Download
memory/3288-140-0x0000000000000000-mapping.dmp

Download
memory/4420-136-0x0000000000000000-mapping.dmp

Download
memory/4852-142-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads