nanocore | 5dd503490af8829d84dcf61f1b829b3a26eb0f9fdf807b49d9b606cd6e2ff974

General

Target

Payment Invoice.exe
Size

875KB
MD5

2a7f904046d84e1e7357e1e2a25c4d6a
SHA1

21295c64773194b68011c56239d2f2eaff1bad84
SHA256

5dd503490af8829d84dcf61f1b829b3a26eb0f9fdf807b49d9b606cd6e2ff974
SHA512

5c9e981427fc57aa40a6742fe21bf79b7f84ffaf032a9905d32c960b24566a64ad32753c2688e04221bbe4f4d7016df03e5c25340a3245cea1cb1d3b4d29ff81
SSDEEP

12288:tFnv6yVmzuaXM8FZF61P+XLoykU6hfWxvWVpPOBJl7qZIm:jd0zlzFpkykUmuKPwi

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

story.servepics.com:22

85.31.46.207:22

Mutex

cd820fe9-0080-4a6b-9ac2-42543933ee09

Attributes

activate_away_mode
true
backup_connection_host
85.31.46.207
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-07-01T16:11:50.181051836Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
22
default_group
Blessed
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
cd820fe9-0080-4a6b-9ac2-42543933ee09
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
story.servepics.com
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
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 whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Payment Invoice.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Payment Invoice.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Payment Invoice.exe

description pid process target process

PID 1964 set thread context of 1632 1964 Payment Invoice.exe Payment Invoice.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 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2004 schtasks.exe

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

description	pid	process	target process
PID 1964 set thread context of 1632	1964	Payment Invoice.exe	Payment Invoice.exe

pid	process
2004	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

powershell.exepowershell.exePayment Invoice.exe

pid	process
1320	powershell.exe
1280	powershell.exe
1632	Payment Invoice.exe
1632	Payment Invoice.exe
1632	Payment Invoice.exe
1632	Payment Invoice.exe
1632	Payment Invoice.exe
1632	Payment Invoice.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Payment Invoice.exe

pid process

1632 Payment Invoice.exe

pid	process
1632	Payment Invoice.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exepowershell.exePayment Invoice.exe

description	pid	process
Token: SeDebugPrivilege	1280	powershell.exe
Token: SeDebugPrivilege	1320	powershell.exe
Token: SeDebugPrivilege	1632	Payment Invoice.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Payment Invoice.exe

description	pid	process	target process
PID 1964 wrote to memory of 1320	1964	Payment Invoice.exe	powershell.exe
PID 1964 wrote to memory of 1320	1964	Payment Invoice.exe	powershell.exe
PID 1964 wrote to memory of 1320	1964	Payment Invoice.exe	powershell.exe
PID 1964 wrote to memory of 1320	1964	Payment Invoice.exe	powershell.exe
PID 1964 wrote to memory of 1280	1964	Payment Invoice.exe	powershell.exe
PID 1964 wrote to memory of 1280	1964	Payment Invoice.exe	powershell.exe
PID 1964 wrote to memory of 1280	1964	Payment Invoice.exe	powershell.exe
PID 1964 wrote to memory of 1280	1964	Payment Invoice.exe	powershell.exe
PID 1964 wrote to memory of 2004	1964	Payment Invoice.exe	schtasks.exe
PID 1964 wrote to memory of 2004	1964	Payment Invoice.exe	schtasks.exe
PID 1964 wrote to memory of 2004	1964	Payment Invoice.exe	schtasks.exe
PID 1964 wrote to memory of 2004	1964	Payment Invoice.exe	schtasks.exe
PID 1964 wrote to memory of 1632	1964	Payment Invoice.exe	Payment Invoice.exe
PID 1964 wrote to memory of 1632	1964	Payment Invoice.exe	Payment Invoice.exe
PID 1964 wrote to memory of 1632	1964	Payment Invoice.exe	Payment Invoice.exe
PID 1964 wrote to memory of 1632	1964	Payment Invoice.exe	Payment Invoice.exe
PID 1964 wrote to memory of 1632	1964	Payment Invoice.exe	Payment Invoice.exe
PID 1964 wrote to memory of 1632	1964	Payment Invoice.exe	Payment Invoice.exe
PID 1964 wrote to memory of 1632	1964	Payment Invoice.exe	Payment Invoice.exe
PID 1964 wrote to memory of 1632	1964	Payment Invoice.exe	Payment Invoice.exe
PID 1964 wrote to memory of 1632	1964	Payment Invoice.exe	Payment Invoice.exe

C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1964

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1320

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\edRwRca.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1280

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\edRwRca" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD24E.tmp"
2⤵
- Creates scheduled task(s)
PID:2004

C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1632

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

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\tmpD24E.tmp
Filesize
1KB

MD5
e9ff3045a6da106be4898913bf389e05

SHA1
b316eb9400bbbabee226f64d0691ee0a5efb61af

SHA256
ebbb5533d5b918de8a2a2c100df02bc217677585abc1657116938544a28f2a9b

SHA512
7ce259f7bfe5e2e98142f1544a1d11dc6d54cda68a5b59eceab15fc12147bf5b00ef0859dde39520f02284b9bf944d73bb4a622c8bf46c86dc1f363091ff439f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize
7KB

MD5
cbf923fb744d1f2e70c3b50e79fbbf27

SHA1
a1f9c955d8b8b6953fd9c2d86e3c32a0a07df806

SHA256
c49ca7b2a1c9ee2a52c385b1357eb4ac28b3f6de7c9eaa17ef27fdf39b3786fa

SHA512
e173373bd070caa2c9296a8d16217097a1831e17874cfe3fcb92053c7c958187527d9bc284b5316d76059140d48dcd8917a7510014d30d6eceb1aa5f195ff3ae

Download Submit
memory/1280-90-0x000000006F2A0000-0x000000006F84B000-memory.dmp

Filesize
5.7MB

Download
memory/1280-83-0x000000006F2A0000-0x000000006F84B000-memory.dmp

Filesize
5.7MB

Download
memory/1280-61-0x0000000000000000-mapping.dmp

Download
memory/1320-88-0x000000006F2A0000-0x000000006F84B000-memory.dmp

Filesize
5.7MB

Download
memory/1320-84-0x000000006F2A0000-0x000000006F84B000-memory.dmp

Filesize
5.7MB

Download
memory/1320-59-0x0000000000000000-mapping.dmp

Download
memory/1632-78-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1632-85-0x00000000009B0000-0x00000000009C2000-memory.dmp

Filesize
72KB

Download
memory/1632-97-0x0000000000FA0000-0x0000000000FCE000-memory.dmp

Filesize
184KB

Download
memory/1632-67-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1632-68-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1632-70-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1632-71-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1632-73-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1632-74-0x000000000041E792-mapping.dmp

Download
memory/1632-76-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1632-98-0x0000000000F40000-0x0000000000F54000-memory.dmp

Filesize
80KB

Download
memory/1632-80-0x0000000000910000-0x000000000091A000-memory.dmp

Filesize
40KB

Download
memory/1632-81-0x0000000000980000-0x000000000099E000-memory.dmp

Filesize
120KB

Download
memory/1632-82-0x0000000000920000-0x000000000092A000-memory.dmp

Filesize
40KB

Download
memory/1632-96-0x0000000000F20000-0x0000000000F2E000-memory.dmp

Filesize
56KB

Download
memory/1632-95-0x0000000000CF0000-0x0000000000D04000-memory.dmp

Filesize
80KB

Download
memory/1632-86-0x0000000000A10000-0x0000000000A2A000-memory.dmp

Filesize
104KB

Download
memory/1632-94-0x0000000000B60000-0x0000000000B70000-memory.dmp

Filesize
64KB

Download
memory/1632-93-0x0000000000B50000-0x0000000000B64000-memory.dmp

Filesize
80KB

Download
memory/1632-87-0x0000000000AF0000-0x0000000000AFE000-memory.dmp

Filesize
56KB

Download
memory/1632-92-0x0000000000B40000-0x0000000000B4C000-memory.dmp

Filesize
48KB

Download
memory/1632-89-0x0000000000B20000-0x0000000000B32000-memory.dmp

Filesize
72KB

Download
memory/1632-91-0x0000000000B30000-0x0000000000B3E000-memory.dmp

Filesize
56KB

Download
memory/1964-55-0x0000000076411000-0x0000000076413000-memory.dmp

Filesize
8KB

Download
memory/1964-56-0x0000000000440000-0x0000000000456000-memory.dmp

Filesize
88KB

Download
memory/1964-57-0x0000000000450000-0x000000000045C000-memory.dmp

Filesize
48KB

Download
memory/1964-58-0x0000000007D10000-0x0000000007DA4000-memory.dmp

Filesize
592KB

Download
memory/1964-54-0x0000000000FE0000-0x00000000010C0000-memory.dmp

Filesize
896KB

Download
memory/1964-66-0x0000000004C70000-0x0000000004CAA000-memory.dmp

Filesize
232KB

Download
memory/2004-62-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads