nanocore | e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373

General

Target

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
Size

232KB
MD5

79b2c570e154e29d4d29d62f9e3c51c0
SHA1

cb1925c3671986a044172f7919e7ad3dbe3dcd49
SHA256

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373
SHA512

733a2c504963bd2c14acfda1764bfe1f2d1aee6ff5a7651afe8d91129f8688efe40e03391db0fb566339e56304bad84ed57aaed8e3cb64ff2812024edede5b9a
SSDEEP

3072:h3DFJl8AXofaFEyITRhW99mTg9qxfLbewao7w8AxcqCoDKLrnFtS+VPeq:hzHWA4yKRe9kg9qxTywxw8Axx8TzS+V

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.2

C2

nanotech.tecktalk.org:7782

127.0.0.1:7782

Mutex

91d1464a-e624-4576-a711-f97de71148e4

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2015-05-08T10:05:12.327912136Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
7782
default_group
Default
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
91d1464a-e624-4576-a711-f97de71148e4
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
nanotech.tecktalk.org
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
1.2.2.2
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:

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\JiVlr.lnk	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

Loads dropped DLL 1 IoCs

Processes:

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

pid process

1168 e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

description	pid	process	target process
PID 1168 set thread context of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exee44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

pid	process
1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
1652	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
1652	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

pid process

1652 e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

pid	process
1652	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exee44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

description	pid	process
Token: SeDebugPrivilege	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
Token: SeDebugPrivilege	1652	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

description	pid	process	target process
PID 1168 wrote to memory of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
PID 1168 wrote to memory of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
PID 1168 wrote to memory of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
PID 1168 wrote to memory of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
PID 1168 wrote to memory of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
PID 1168 wrote to memory of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
PID 1168 wrote to memory of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
PID 1168 wrote to memory of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
PID 1168 wrote to memory of 1652	1168	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe	e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe

C:\Users\Admin\AppData\Local\Temp\e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
"C:\Users\Admin\AppData\Local\Temp\e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1168

C:\Users\Admin\AppData\Local\Temp\e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe
"C:\Users\Admin\AppData\Local\Temp\e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1652

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

\Users\Admin\AppData\Roaming\si9FwLi\JiVlr.exe
Filesize
232KB

MD5
79b2c570e154e29d4d29d62f9e3c51c0

SHA1
cb1925c3671986a044172f7919e7ad3dbe3dcd49

SHA256
e44bbb11e3da583f558b3792ae36777bb5def5011ba7e86f535d0e8539570373

SHA512
733a2c504963bd2c14acfda1764bfe1f2d1aee6ff5a7651afe8d91129f8688efe40e03391db0fb566339e56304bad84ed57aaed8e3cb64ff2812024edede5b9a

Download Submit
memory/1168-54-0x00000000760E1000-0x00000000760E3000-memory.dmp

Filesize
8KB

Download
memory/1168-55-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/1168-56-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/1652-61-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-59-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-58-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-62-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-64-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-65-0x000000000041E73A-mapping.dmp

Download
memory/1652-67-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-69-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1652-71-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download
memory/1652-72-0x0000000074720000-0x0000000074CCB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads