nanocore | bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734

General

Target

bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe
Size

426KB
MD5

b6ff2225656eb0a4f775aa2db7c3b793
SHA1

f534e0459b6417ddb005ff65f86f77969ad4bb4c
SHA256

bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734
SHA512

6b8573dbf98cc05a4d6d15f74cbd9ad193630012fb3c6e25c0d32d0d521a4b588080ef81ef8188652bccf3c1818d69cb6d9eb7ed2c089d150e3dc37b63fe7a95
SSDEEP

12288:YFlsf8UNV6KJYljzBHAQ/aq4CINNNNNNNNNNN+NNNNNNNNNNN:wsf1NV6rlHaQ

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

hacksufod.ddns.net:4500

88.189.104.89:4500

Mutex

bbe14b67-a1a7-4ffe-89db-38fa25a25fdf

Attributes

activate_away_mode
true
backup_connection_host
88.189.104.89
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2015-03-02T21:10:09.139796136Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
true
connect_delay
4000
connection_port
4500
default_group
abop
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
bbe14b67-a1a7-4ffe-89db-38fa25a25fdf
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
hacksufod.ddns.net
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:

bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IzHJklNN.lnk	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe

Loads dropped DLL 1 IoCs

Processes:

bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe

pid process

820 bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

RegAsm.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA RegAsm.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe

description	pid	process	target process
PID 820 set thread context of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.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 7 IoCs

Processes:

bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exeRegAsm.exe

pid	process
820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe
820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe
820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe
820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe
1480	RegAsm.exe
1480	RegAsm.exe
1480	RegAsm.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegAsm.exe

pid process

1480 RegAsm.exe

pid	process
1480	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exeRegAsm.exe

description	pid	process
Token: SeDebugPrivilege	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe
Token: SeDebugPrivilege	1480	RegAsm.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe

description	pid	process	target process
PID 820 wrote to memory of 1488	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1488	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1488	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1488	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1488	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1488	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1488	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe
PID 820 wrote to memory of 1480	820	bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe
"C:\Users\Admin\AppData\Local\Temp\bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:820

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
2⤵
PID:1488

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1480

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\kBSrQ1Vb72t\k6bIXtKR.exe
Filesize
426KB

MD5
b6ff2225656eb0a4f775aa2db7c3b793

SHA1
f534e0459b6417ddb005ff65f86f77969ad4bb4c

SHA256
bd35226d183e733a4c4903a1a7310ccae2d00923e3d347ad72c129db3a5b6734

SHA512
6b8573dbf98cc05a4d6d15f74cbd9ad193630012fb3c6e25c0d32d0d521a4b588080ef81ef8188652bccf3c1818d69cb6d9eb7ed2c089d150e3dc37b63fe7a95

Download Submit
memory/820-54-0x0000000075531000-0x0000000075533000-memory.dmp

Filesize
8KB

Download
memory/820-55-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/820-56-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/1480-64-0x000000000041E792-mapping.dmp

Download
memory/1480-60-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1480-61-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1480-63-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1480-58-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1480-66-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1480-68-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1480-70-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/1480-71-0x0000000074810000-0x0000000074DBB000-memory.dmp

Filesize
5.7MB

Download
memory/1480-72-0x0000000000896000-0x00000000008A7000-memory.dmp

Filesize
68KB

Download
memory/1480-57-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1480-74-0x0000000074810000-0x0000000074DBB000-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