nanocore | 799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee

General

Target

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
Size

12KB
MD5

5b3262b61a5eaa3ebe7e8bdc4958fc3f
SHA1

112314d871226e07180bf2d0a2852120cbc1399f
SHA256

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee
SHA512

319aa0970867ec79fb9c6b5f90d8d276eab4e59a7dfd6deab30c15f90651b80ea409c57f0fdc8e0e23eeac0621af0312cb0a4206f80e2f5e22d63b48ab7ddc57

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

cloudhost.myfirewall.org:5654

Mutex

9845a945-f2ff-4e93-b909-aece664ddb48

Attributes

activate_away_mode
true
backup_connection_host
cloudhost.myfirewall.org
backup_dns_server
cloudhost.myfirewall.org
buffer_size
65535
build_time
2021-06-20T04:14:27.248073436Z
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
5654
default_group
J
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
9845a945-f2ff-4e93-b909-aece664ddb48
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
cloudhost.myfirewall.org
primary_dns_server
cloudhost.myfirewall.org
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:

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Service = "C:\\Program Files (x86)\\SCSI Service\\scsisvc.exe"	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

description	pid	process	target process
PID 3592 set thread context of 4488	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

Drops file in Program Files directory 2 IoCs

Processes:

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

description	ioc	process
File created	C:\Program Files (x86)\SCSI Service\scsisvc.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
File opened for modification	C:\Program Files (x86)\SCSI Service\scsisvc.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.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

Processes:

schtasks.exeschtasks.exe

pid process

4552 schtasks.exe
4520 schtasks.exe

pid	process
4552	schtasks.exe
4520	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

pid	process
3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

pid process

4488 799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

pid	process
4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

description	pid	process
Token: SeDebugPrivilege	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
Token: SeDebugPrivilege	4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe

description	pid	process	target process
PID 3592 wrote to memory of 4488	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
PID 3592 wrote to memory of 4488	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
PID 3592 wrote to memory of 4488	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
PID 3592 wrote to memory of 4488	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
PID 3592 wrote to memory of 4488	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
PID 3592 wrote to memory of 4488	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
PID 3592 wrote to memory of 4488	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
PID 3592 wrote to memory of 4488	3592	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
PID 4488 wrote to memory of 4552	4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	schtasks.exe
PID 4488 wrote to memory of 4552	4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	schtasks.exe
PID 4488 wrote to memory of 4552	4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	schtasks.exe
PID 4488 wrote to memory of 4520	4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	schtasks.exe
PID 4488 wrote to memory of 4520	4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	schtasks.exe
PID 4488 wrote to memory of 4520	4488	799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
"C:\Users\Admin\AppData\Local\Temp\799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3592

C:\Users\Admin\AppData\Local\Temp\799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe
C:\Users\Admin\AppData\Local\Temp\799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.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:4488

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SCSI Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF32B.tmp"
3⤵
- Creates scheduled task(s)
PID:4552

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SCSI Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF53F.tmp"
3⤵
- Creates scheduled task(s)
PID:4520

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\Microsoft\CLR_v4.0_32\UsageLogs\799a0831a87f80ddced683cf26c082c58c936a1bb868dd0e97552a9f035ba4ee.exe.log
MD5
808e884c00533a9eb0e13e64960d9c3a

SHA1
279d05181fc6179a12df1a669ff5d8b64c1380ae

SHA256
2f6a0aab99b1c228a6642f44f8992646ce84c5a2b3b9941b6cf1f2badf67bdd6

SHA512
9489bdb2ffdfeef3c52edcfe9b34c6688eba53eb86075e0564df1cd474723c86b5b5aedc12df1ff5fc12cf97bd1e3cf9701ff61dc4ce90155d70e9ccfd0fc299

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF32B.tmp
MD5
1d16a66cd99756bc61dd2bd1d01ea1d2

SHA1
c45ce0174245cc0ad917c6f60dd4b21f45978707

SHA256
680d5cdde7719b2ae6fed37005015a025ca5c985416adb79a27ffa31bf0202bb

SHA512
1942d5ac5ff0974a9bda47cce7411a3c25cbdf4498d1b827d291dafec896f8a70bab1fb3d36d89286ff50546b885212259fb64c8774eb62d1b1cfd9a6d70d182

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF53F.tmp
MD5
4e71faa3a77029484cfaba423d96618f

SHA1
9c837d050bb43d69dc608af809c292e13bca4718

SHA256
c470f45efd2e7c4c5b88534a18965a78dce0f8e154d3e45a9d5569ad0e334bdb

SHA512
6d014de41352f2b0b494d94cd58188791e81d4e53578d0722110b6827793b735e19c614877f25c61b26233dea1b5f1998ba1240bdc8fa04c87b7e64a4ca15fe0

Download Submit
memory/3592-117-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

Filesize
4KB

Download
memory/3592-118-0x0000000005720000-0x00000000057A5000-memory.dmp

Filesize
532KB

Download
memory/3592-119-0x0000000005A40000-0x0000000005A73000-memory.dmp

Filesize
204KB

Download
memory/3592-115-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/4488-134-0x0000000005170000-0x0000000005175000-memory.dmp

Filesize
20KB

Download
memory/4488-144-0x0000000006880000-0x0000000006889000-memory.dmp

Filesize
36KB

Download
memory/4488-127-0x0000000005010000-0x0000000005011000-memory.dmp

Filesize
4KB

Download
memory/4488-128-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

Filesize
4KB

Download
memory/4488-129-0x0000000004E90000-0x000000000538E000-memory.dmp

Filesize
5.0MB

Download
memory/4488-149-0x0000000006AD0000-0x0000000006AD1000-memory.dmp

Filesize
4KB

Download
memory/4488-125-0x0000000005390000-0x0000000005391000-memory.dmp

Filesize
4KB

Download
memory/4488-148-0x0000000006900000-0x000000000690F000-memory.dmp

Filesize
60KB

Download
memory/4488-120-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4488-121-0x000000000041E792-mapping.dmp

Download
memory/4488-135-0x0000000005210000-0x0000000005229000-memory.dmp

Filesize
100KB

Download
memory/4488-136-0x0000000006080000-0x0000000006083000-memory.dmp

Filesize
12KB

Download
memory/4488-137-0x0000000006090000-0x000000000609D000-memory.dmp

Filesize
52KB

Download
memory/4488-138-0x00000000060A0000-0x00000000060B5000-memory.dmp

Filesize
84KB

Download
memory/4488-139-0x0000000006830000-0x0000000006836000-memory.dmp

Filesize
24KB

Download
memory/4488-140-0x0000000006840000-0x000000000684C000-memory.dmp

Filesize
48KB

Download
memory/4488-141-0x0000000006850000-0x0000000006857000-memory.dmp

Filesize
28KB

Download
memory/4488-142-0x0000000006860000-0x0000000006866000-memory.dmp

Filesize
24KB

Download
memory/4488-143-0x0000000006870000-0x000000000687D000-memory.dmp

Filesize
52KB

Download
memory/4488-126-0x0000000004F70000-0x0000000004F71000-memory.dmp

Filesize
4KB

Download
memory/4488-145-0x0000000006890000-0x000000000689F000-memory.dmp

Filesize
60KB

Download
memory/4488-146-0x00000000068B0000-0x00000000068BA000-memory.dmp

Filesize
40KB

Download
memory/4488-147-0x00000000068C0000-0x00000000068E9000-memory.dmp

Filesize
164KB

Download
memory/4520-132-0x0000000000000000-mapping.dmp

Download
memory/4552-130-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads