nanocore | 9c938f8e94643ad33b584babba2855c548b37f361d2f13568ddee124af8e3ccd

General

Target

b231e71774a45bda8ef5959e0fdd554f.exe
Size

995KB
MD5

b231e71774a45bda8ef5959e0fdd554f
SHA1

283a0688d2412ec3fe0f919b9f5f3ab22c9f092f
SHA256

9c938f8e94643ad33b584babba2855c548b37f361d2f13568ddee124af8e3ccd
SHA512

f55249920e16150f045458a5eadcca731899f18272cd301f4fdc4b1882fceda5071062ed685b6e03adc5c2b8bd93de552a11be399436f54b2c8098754fadf2ce

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

1119.hopto.org:1119

185.140.53.9:1119

Mutex

2b2622d1-e434-40aa-b324-cf4ea706e69e

Attributes

activate_away_mode
true
backup_connection_host
185.140.53.9
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-01-16T05:21:08.489337336Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
1119
default_group
1119
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
2b2622d1-e434-40aa-b324-cf4ea706e69e
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
1119.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\DPI Service = "C:\\Program Files (x86)\\DPI Service\\dpisv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b231e71774a45bda8ef5959e0fdd554f.exe

description pid process target process

PID 1632 set thread context of 1732 1632 b231e71774a45bda8ef5959e0fdd554f.exe RegSvcs.exe

description	pid	process	target process
PID 1632 set thread context of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\DPI Service\dpisv.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\DPI Service\dpisv.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

512 schtasks.exe
764 schtasks.exe
960 schtasks.exe

pid	process
512	schtasks.exe
764	schtasks.exe
960	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

b231e71774a45bda8ef5959e0fdd554f.exeRegSvcs.exe

pid	process
1632	b231e71774a45bda8ef5959e0fdd554f.exe
1632	b231e71774a45bda8ef5959e0fdd554f.exe
1632	b231e71774a45bda8ef5959e0fdd554f.exe
1732	RegSvcs.exe
1732	RegSvcs.exe
1732	RegSvcs.exe
1732	RegSvcs.exe
1732	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

1732 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b231e71774a45bda8ef5959e0fdd554f.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1632 b231e71774a45bda8ef5959e0fdd554f.exe
Token: SeDebugPrivilege 1732 RegSvcs.exe

pid	process
1732	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1632	b231e71774a45bda8ef5959e0fdd554f.exe
Token: SeDebugPrivilege	1732	RegSvcs.exe

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

b231e71774a45bda8ef5959e0fdd554f.exeRegSvcs.exe

description	pid	process	target process
PID 1632 wrote to memory of 512	1632	b231e71774a45bda8ef5959e0fdd554f.exe	schtasks.exe
PID 1632 wrote to memory of 512	1632	b231e71774a45bda8ef5959e0fdd554f.exe	schtasks.exe
PID 1632 wrote to memory of 512	1632	b231e71774a45bda8ef5959e0fdd554f.exe	schtasks.exe
PID 1632 wrote to memory of 512	1632	b231e71774a45bda8ef5959e0fdd554f.exe	schtasks.exe
PID 1632 wrote to memory of 856	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 856	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 856	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 856	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 856	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 856	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 856	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1632 wrote to memory of 1732	1632	b231e71774a45bda8ef5959e0fdd554f.exe	RegSvcs.exe
PID 1732 wrote to memory of 764	1732	RegSvcs.exe	schtasks.exe
PID 1732 wrote to memory of 764	1732	RegSvcs.exe	schtasks.exe
PID 1732 wrote to memory of 764	1732	RegSvcs.exe	schtasks.exe
PID 1732 wrote to memory of 764	1732	RegSvcs.exe	schtasks.exe
PID 1732 wrote to memory of 960	1732	RegSvcs.exe	schtasks.exe
PID 1732 wrote to memory of 960	1732	RegSvcs.exe	schtasks.exe
PID 1732 wrote to memory of 960	1732	RegSvcs.exe	schtasks.exe
PID 1732 wrote to memory of 960	1732	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\b231e71774a45bda8ef5959e0fdd554f.exe
"C:\Users\Admin\AppData\Local\Temp\b231e71774a45bda8ef5959e0fdd554f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CLnhOn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp703.tmp"
2⤵
- Creates scheduled task(s)
PID:512

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:856

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
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:1732

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DPI Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF1E.tmp"
3⤵
- Creates scheduled task(s)
PID:764

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DPI Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFAB.tmp"
3⤵
- Creates scheduled task(s)
PID:960

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp703.tmp
MD5
b2395c111c0e29a240f8e3247cce5aea

SHA1
846e43df070412b755e0b681f4b99c98456b3e64

SHA256
ea8425bf42e733b0d8ed2ae095f5fa3becf498bfc3278d8a45b44ac3957066f7

SHA512
cceba081d96cfbdf6cf95ec931e1731945fa379c4ed23866c56e81e11f9ef99c80f639d56c8b1b44e3b8dcd57d5b31567434e0a128fe1f4b373f509a3d605135

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF1E.tmp
MD5
8cad1b41587ced0f1e74396794f31d58

SHA1
11054bf74fcf5e8e412768035e4dae43aa7b710f

SHA256
3086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c

SHA512
99c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpFAB.tmp
MD5
a9af285136db016a568e4a53208f21d0

SHA1
e1afef2b7ee8ae945353315daa19a15574b435b7

SHA256
7dce876e35550f4a5b8ce8a8bbab3b0ccd7c5b8660f9db4b832466b77e3a8b7c

SHA512
80a1f5e463a87cddc0f66336e2dc4262daf98984c6f6c662c3615d615ebe7c58677c3d694edb3bd7816ccee969aae967c7efe8526ba423f274ac1210c0c8bd6e

Download Submit
memory/512-66-0x0000000000000000-mapping.dmp

Download
memory/764-73-0x0000000000000000-mapping.dmp

Download
memory/960-75-0x0000000000000000-mapping.dmp

Download
memory/1632-62-0x0000000004E20000-0x0000000004E21000-memory.dmp

Filesize
4KB

Download
memory/1632-63-0x00000000004D0000-0x00000000004D5000-memory.dmp

Filesize
20KB

Download
memory/1632-64-0x0000000008030000-0x00000000080F9000-memory.dmp

Filesize
804KB

Download
memory/1632-65-0x00000000005C0000-0x000000000063B000-memory.dmp

Filesize
492KB

Download
memory/1632-60-0x00000000009A0000-0x00000000009A1000-memory.dmp

Filesize
4KB

Download
memory/1732-68-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1732-82-0x0000000000AA0000-0x0000000000AB5000-memory.dmp

Filesize
84KB

Download
memory/1732-70-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1732-69-0x000000000041E792-mapping.dmp

Download
memory/1732-77-0x0000000000640000-0x0000000000645000-memory.dmp

Filesize
20KB

Download
memory/1732-78-0x00000000006E0000-0x00000000006F9000-memory.dmp

Filesize
100KB

Download
memory/1732-79-0x0000000000690000-0x0000000000693000-memory.dmp

Filesize
12KB

Download
memory/1732-80-0x0000000000AD5000-0x0000000000AE6000-memory.dmp

Filesize
68KB

Download
memory/1732-81-0x0000000000A90000-0x0000000000A9D000-memory.dmp

Filesize
52KB

Download
memory/1732-72-0x0000000000AD0000-0x0000000000AD1000-memory.dmp

Filesize
4KB

Download
memory/1732-83-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download
memory/1732-85-0x0000000000D40000-0x0000000000D47000-memory.dmp

Filesize
28KB

Download
memory/1732-84-0x0000000000D30000-0x0000000000D3C000-memory.dmp

Filesize
48KB

Download
memory/1732-88-0x0000000000F50000-0x0000000000F59000-memory.dmp

Filesize
36KB

Download
memory/1732-87-0x0000000000F40000-0x0000000000F4D000-memory.dmp

Filesize
52KB

Download
memory/1732-86-0x0000000000D50000-0x0000000000D56000-memory.dmp

Filesize
24KB

Download
memory/1732-89-0x0000000000FA0000-0x0000000000FAF000-memory.dmp

Filesize
60KB

Download
memory/1732-90-0x0000000000FF0000-0x0000000000FFA000-memory.dmp

Filesize
40KB

Download
memory/1732-91-0x0000000004DA0000-0x0000000004DC9000-memory.dmp

Filesize
164KB

Download
memory/1732-92-0x0000000001200000-0x000000000120F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads