nanocore | 88c49b52ee29c1c6699aa0749c33b105c070761fbe82eda2a2fe001ac57ede39

General

Target

ORDEN_25_05_2020.exe
Size

1.2MB
MD5

a5cc409bdd6c3373221ecce2680595f8
SHA1

a0a64ff2be8168604c848807322e225cb094d6cb
SHA256

c44aef7ebd408fc0bc0ea1e79c09ff2172aa167c59607db60bc858e4060ab219
SHA512

5107936f681a201d824a3b643814e4a34435ed275d238d9f99275c803cfcfc8f734631a8f75dd2451bd5adc45e2f8e38b5f5f9e7ff0d82c2f6e983788b64f10e

Score

10^/10

nanocore keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

kcbill.ooguy.com:6331

Mutex

5a0856b5-b748-4488-94dd-e5c209218ce7

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-02-25T05:37:57.746683936Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
true
connect_delay
4000
connection_port
6331
default_group
kc
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
5a0856b5-b748-4488-94dd-e5c209218ce7
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
kcbill.ooguy.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

Drops startup file 1 IoCs

Processes:

ORDEN_25_05_2020.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\aepic.url	ORDEN_25_05_2020.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ORDEN_25_05_2020.exe

description pid process target process

PID 1684 set thread context of 1484 1684 ORDEN_25_05_2020.exe MSBuild.exe
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

1652 schtasks.exe

description	pid	process	target process
PID 1684 set thread context of 1484	1684	ORDEN_25_05_2020.exe	MSBuild.exe

pid	process
1652	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

MSBuild.exeORDEN_25_05_2020.exe

pid	process
1484	MSBuild.exe
1484	MSBuild.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

MSBuild.exe

pid process

1484 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 1484 MSBuild.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

ORDEN_25_05_2020.exe

pid process

1684 ORDEN_25_05_2020.exe
1684 ORDEN_25_05_2020.exe
1684 ORDEN_25_05_2020.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

ORDEN_25_05_2020.exe

pid process

1684 ORDEN_25_05_2020.exe
1684 ORDEN_25_05_2020.exe
1684 ORDEN_25_05_2020.exe

description	pid	process
Token: SeDebugPrivilege	1484	MSBuild.exe

pid	process
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe

pid	process
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe
1684	ORDEN_25_05_2020.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

ORDEN_25_05_2020.exeMSBuild.exe

description	pid	process	target process
PID 1684 wrote to memory of 1484	1684	ORDEN_25_05_2020.exe	MSBuild.exe
PID 1684 wrote to memory of 1484	1684	ORDEN_25_05_2020.exe	MSBuild.exe
PID 1684 wrote to memory of 1484	1684	ORDEN_25_05_2020.exe	MSBuild.exe
PID 1684 wrote to memory of 1484	1684	ORDEN_25_05_2020.exe	MSBuild.exe
PID 1684 wrote to memory of 1484	1684	ORDEN_25_05_2020.exe	MSBuild.exe
PID 1684 wrote to memory of 1484	1684	ORDEN_25_05_2020.exe	MSBuild.exe
PID 1484 wrote to memory of 1652	1484	MSBuild.exe	schtasks.exe
PID 1484 wrote to memory of 1652	1484	MSBuild.exe	schtasks.exe
PID 1484 wrote to memory of 1652	1484	MSBuild.exe	schtasks.exe
PID 1484 wrote to memory of 1652	1484	MSBuild.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\ORDEN_25_05_2020.exe
"C:\Users\Admin\AppData\Local\Temp\ORDEN_25_05_2020.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1684

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1484

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "ARP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpD20F.tmp"
3⤵
- Creates scheduled task(s)
PID:1652

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD20F.tmp
Filesize
1KB

MD5
ae766004c0d8792953bafffe8f6a2e3b

SHA1
14b12f27543a401e2fe0af8052e116cab0032426

SHA256
1abdd9b6a6b84e4ba1af1282dc84ce276c59ba253f4c4af05fea498a4fd99540

SHA512
e530da4a5d4336fc37838d0e93b5eb3804b9c489c71f6954a47fc81a4c655bb72ec493e109cf96e6e3617d7623ac80697ad3bbd5ffc6281bafc8b34dca5e6567

Download Submit
memory/1484-55-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1484-57-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1484-62-0x000000000041E792-mapping.dmp

Download
memory/1484-63-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1484-64-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1484-70-0x00000000742E0000-0x000000007488B000-memory.dmp

Filesize
5.7MB

Download
memory/1652-66-0x0000000000000000-mapping.dmp

Download
memory/1684-54-0x0000000076431000-0x0000000076433000-memory.dmp

Filesize
8KB

Download
memory/1684-68-0x0000000003150000-0x00000000031B6000-memory.dmp

Filesize
408KB

Download
memory/1684-69-0x0000000003080000-0x00000000030E6000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads