nanocore | b40f8e55ddb899140d9cee034e2812bdf86d13e980a7a4b3dd43fa685e69db82

General

Target

699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
Size

1.4MB
MD5

699a5720d99394b285aef6ad8e953bc2
SHA1

a64ca9df60e03533d15b0e08444ddd0c0b839909
SHA256

b40f8e55ddb899140d9cee034e2812bdf86d13e980a7a4b3dd43fa685e69db82
SHA512

138d5bb47c89fa3a64123c0067e446827d43ceef3239bbc5853b3a0246e720bcce9f08c4c7af4b29e70a01e4618370e9cbd052ef4ab383fa39d1018874dfcce9
SSDEEP

24576:dAHnh+eWsN3skA4RV1Hom2KXMmHazMZJxP8yYwbwI6Boq7YYW4B/J5:8h+ZkldoPK8YazMm7Y/4BL

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

sjjlinux.ddns.net:1010

127.0.0.1:1010

Mutex

c554862f-ec38-4fcd-8ee5-f181d43fb117

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2018-07-07T02:10:50.823438436Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
1010
default_group
TKT-M
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
c554862f-ec38-4fcd-8ee5-f181d43fb117
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
sjjlinux.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
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe

description pid process target process

PID 2176 set thread context of 1592 2176 699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe RegAsm.exe

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

description	pid	process	target process
PID 2176 set thread context of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe

pid	process
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegAsm.exe

pid process

1592 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 1592 RegAsm.exe

pid	process
1592	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1592	RegAsm.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe

description	pid	process	target process
PID 2176 wrote to memory of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe
PID 2176 wrote to memory of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe
PID 2176 wrote to memory of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe
PID 2176 wrote to memory of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe
PID 2176 wrote to memory of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe
PID 2176 wrote to memory of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe
PID 2176 wrote to memory of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe
PID 2176 wrote to memory of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe
PID 2176 wrote to memory of 1592	2176	699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\699a5720d99394b285aef6ad8e953bc2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2176

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: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1592

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1592-0-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1592-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1592-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1592-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1592-1-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1592-10-0x0000000074842000-0x0000000074844000-memory.dmp

Filesize
8KB

Download
memory/1592-12-0x0000000074840000-0x0000000074DEB000-memory.dmp

Filesize
5.7MB

Download
memory/1592-14-0x0000000074842000-0x0000000074844000-memory.dmp

Filesize
8KB

Download
memory/1592-15-0x0000000074840000-0x0000000074DEB000-memory.dmp

Filesize
5.7MB

Download
memory/2176-9-0x0000000000C60000-0x0000000000C61000-memory.dmp

Filesize
4KB

Download
memory/2176-13-0x0000000000C60000-0x0000000000C61000-memory.dmp

Filesize
4KB

Download

Analysis

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