nanocore | a9b0570add0adde07d7a99817e23fdc79d0e66b98441184d2362bced6468c70f

General

Target

8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
Size

393KB
MD5

457f8a3ee875eeb4268d3d6c0d58c75b
SHA1

8117737f7e9cedfbf913defe3c7a9b500e64c336
SHA256

a9b0570add0adde07d7a99817e23fdc79d0e66b98441184d2362bced6468c70f
SHA512

d1a1723ec9ef98b81b4eae65e7037a891e3d0a8e51d026bad5e6b61c88e8224d5339c49942beb31d01ce4e148eaa2a7b1eafc20756e2152ed497c3328c4c3d40

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

1116.hopto.org:1116

185.140.53.9:1116

Mutex

909dcd33-e0d7-4bd0-87b2-b7fd2611b6b9

Attributes

activate_away_mode
true
backup_connection_host
185.140.53.9
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-02-16T08:43:19.524585136Z
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
1116
default_group
1116
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
909dcd33-e0d7-4bd0-87b2-b7fd2611b6b9
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
1116.hopto.org
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:

RegSvcs.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

8117737f7e9cedfbf913defe3c7a9b500e64c336.exe

description pid process target process

PID 2056 set thread context of 2584 2056 8117737f7e9cedfbf913defe3c7a9b500e64c336.exe RegSvcs.exe

description	pid	process	target process
PID 2056 set thread context of 2584	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\SMTP Manager\smtpmgr.exe	RegSvcs.exe
File created	C:\Program Files (x86)\SMTP Manager\smtpmgr.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

1188 schtasks.exe
3264 schtasks.exe
360 schtasks.exe

pid	process
1188	schtasks.exe
3264	schtasks.exe
360	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

8117737f7e9cedfbf913defe3c7a9b500e64c336.exeRegSvcs.exe

pid	process
2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
2584	RegSvcs.exe
2584	RegSvcs.exe
2584	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

2584 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

8117737f7e9cedfbf913defe3c7a9b500e64c336.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2056 8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
Token: SeDebugPrivilege 2584 RegSvcs.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

8117737f7e9cedfbf913defe3c7a9b500e64c336.exe

pid process

2056 8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
2056 8117737f7e9cedfbf913defe3c7a9b500e64c336.exe

pid	process
2584	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
Token: SeDebugPrivilege	2584	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

8117737f7e9cedfbf913defe3c7a9b500e64c336.exeRegSvcs.exe

description	pid	process	target process
PID 2056 wrote to memory of 3264	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	schtasks.exe
PID 2056 wrote to memory of 3264	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	schtasks.exe
PID 2056 wrote to memory of 3264	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	schtasks.exe
PID 2056 wrote to memory of 1788	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 1788	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 1788	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 2584	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 2584	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 2584	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 2584	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 2584	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 2584	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 2584	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2056 wrote to memory of 2584	2056	8117737f7e9cedfbf913defe3c7a9b500e64c336.exe	RegSvcs.exe
PID 2584 wrote to memory of 360	2584	RegSvcs.exe	schtasks.exe
PID 2584 wrote to memory of 360	2584	RegSvcs.exe	schtasks.exe
PID 2584 wrote to memory of 360	2584	RegSvcs.exe	schtasks.exe
PID 2584 wrote to memory of 1188	2584	RegSvcs.exe	schtasks.exe
PID 2584 wrote to memory of 1188	2584	RegSvcs.exe	schtasks.exe
PID 2584 wrote to memory of 1188	2584	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\8117737f7e9cedfbf913defe3c7a9b500e64c336.exe
"C:\Users\Admin\AppData\Local\Temp\8117737f7e9cedfbf913defe3c7a9b500e64c336.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2056

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QWePiWcEeQTcx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7D0C.tmp"
2⤵
- Creates scheduled task(s)
PID:3264

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
PID:1788

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:2584

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8681.tmp"
3⤵
- Creates scheduled task(s)
PID:360

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp87BB.tmp"
3⤵
- Creates scheduled task(s)
PID:1188

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

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8681.tmp
MD5
8cad1b41587ced0f1e74396794f31d58

SHA1
11054bf74fcf5e8e412768035e4dae43aa7b710f

SHA256
3086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c

SHA512
99c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp87BB.tmp
MD5
b3b017f9df206021717a11f11d895402

SHA1
e4ea12823af6550ee634536eec1eb14490580a3b

SHA256
654dfce2c28024364e679e1b958f3fb81fc6d29685d534d905d1c83a84351024

SHA512
95666cb81aa1fd1ade04a32f63381ce8bff274d7d300c0b59cbb10a294c4d1eebaa3000365a2000b38793de030044995cf23e623c5e3648d9b00501f97ff9343

Download Submit
memory/360-136-0x0000000000000000-mapping.dmp

Download
memory/1188-138-0x0000000000000000-mapping.dmp

Download
memory/2056-121-0x0000000004F40000-0x000000000543E000-memory.dmp

Filesize
5.0MB

Download
memory/2056-117-0x0000000005440000-0x0000000005441000-memory.dmp

Filesize
4KB

Download
memory/2056-122-0x0000000004F40000-0x000000000543E000-memory.dmp

Filesize
5.0MB

Download
memory/2056-123-0x00000000091C0000-0x00000000091C8000-memory.dmp

Filesize
32KB

Download
memory/2056-124-0x0000000009280000-0x0000000009281000-memory.dmp

Filesize
4KB

Download
memory/2056-125-0x0000000009320000-0x0000000009375000-memory.dmp

Filesize
340KB

Download
memory/2056-115-0x0000000000600000-0x0000000000601000-memory.dmp

Filesize
4KB

Download
memory/2056-118-0x0000000004E90000-0x0000000004E91000-memory.dmp

Filesize
4KB

Download
memory/2056-119-0x0000000004F40000-0x000000000543E000-memory.dmp

Filesize
5.0MB

Download
memory/2056-120-0x0000000004F60000-0x0000000004F61000-memory.dmp

Filesize
4KB

Download
memory/2584-135-0x0000000005100000-0x00000000055FE000-memory.dmp

Filesize
5.0MB

Download
memory/2584-128-0x000000000041E792-mapping.dmp

Download
memory/2584-127-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2584-140-0x00000000053D0000-0x00000000053D5000-memory.dmp

Filesize
20KB

Download
memory/2584-141-0x00000000060F0000-0x0000000006109000-memory.dmp

Filesize
100KB

Download
memory/2584-142-0x0000000006320000-0x0000000006323000-memory.dmp

Filesize
12KB

Download
memory/2584-143-0x0000000005100000-0x00000000055FE000-memory.dmp

Filesize
5.0MB

Download
memory/3264-126-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads