nanocore | a3060fb7f003142860f0b13a21511771b58dcf5a3d60a6ae28cb855352496121

General

Target

b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
Size

467KB
MD5

b944a6828c46b8cc4501c5a46f0c60ef
SHA1

d7ff543716c2148eb685a0a1310bf5a73ece7e07
SHA256

a3060fb7f003142860f0b13a21511771b58dcf5a3d60a6ae28cb855352496121
SHA512

1ab0bd9248441a9ea8c292ac807361ad9e436b3fe69b28bb6e64d357272cae906b35c8cf307af1fc140bbc96168879739d407286fb27f50562ece81929a6ee48
SSDEEP

6144:lHix6ANEIKy/aa2tUyscFwVGD/aPWS/uiGJGsPgRcIk2plEaYS1la7+OaaVEwxPh:lHiLvYS0+OaiPh5hxXIOpcP4J

Score

10^/10

nanocore discovery evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

vayqormansduckk.duckdns.org:4444

Mutex

b7e5a002-1bae-443e-b05b-6b2323fee4be

Attributes

activate_away_mode
true
backup_connection_host
vayqormansduckk.duckdns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-12-01T18:06:06.185524836Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
4444
default_group
Gurbanns
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
b7e5a002-1bae-443e-b05b-6b2323fee4be
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
vayqormansduckk.duckdns.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
1.2.2.0
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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3612 set thread context of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
1256	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
1256	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
1256	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1256	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
Token: SeDebugPrivilege	1256	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3612 wrote to memory of 1736	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	84
PID 3612 wrote to memory of 1736	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	84
PID 3612 wrote to memory of 1736	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	84
PID 3612 wrote to memory of 4792	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	85
PID 3612 wrote to memory of 4792	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	85
PID 3612 wrote to memory of 4792	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	85
PID 3612 wrote to memory of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86
PID 3612 wrote to memory of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86
PID 3612 wrote to memory of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86
PID 3612 wrote to memory of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86
PID 3612 wrote to memory of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86
PID 3612 wrote to memory of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86
PID 3612 wrote to memory of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86
PID 3612 wrote to memory of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86
PID 3612 wrote to memory of 1256	3612	b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3612
- C:\Users\Admin\AppData\Local\Temp\b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
  2⤵
  PID:1736
- C:\Users\Admin\AppData\Local\Temp\b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
  2⤵
  PID:4792
- C:\Users\Admin\AppData\Local\Temp\b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b944a6828c46b8cc4501c5a46f0c60ef_JaffaCakes118.exe
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:1256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1256-11-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/1256-3-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1256-7-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/1256-9-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/1256-10-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/1256-12-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/1256-13-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/1256-14-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/3612-1-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/3612-2-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/3612-4-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/3612-6-0x0000000074A90000-0x0000000075041000-memory.dmp

Filesize
5.7MB

Download
memory/3612-0-0x0000000074A92000-0x0000000074A93000-memory.dmp

Filesize
4KB

Download

Analysis

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