nanocore | 9dd6f3bdb3d91aa6b8c57ec59ac107f499a1e7cdad2465f60fede02bb60fba88

General

Target

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
Size

746KB
MD5

733f6ee28a0087e631d4ae59a98aa412
SHA1

c26378061e30b109daa26fbb145dc5197fa3ba5e
SHA256

9dd6f3bdb3d91aa6b8c57ec59ac107f499a1e7cdad2465f60fede02bb60fba88
SHA512

0f088106d7e3bb931a512aba628b90c1f2097141e3537b705eddd32f6da1ac8405cde907af1aad3ebc49eee6eba1fa3ffa4ab63f041d136958e0a80d365f37d8
SSDEEP

6144:jFLFWVQ+3HwOExxuTbvtQuY2+os1Xtiu5lQkeN40GLm491esfUzsrHRd:/oXTbvtQun+d19lQkeN45398s8eH

Score

10^/10

nanocore discovery evasion execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

kris119.duckdns.org:4344

127.0.0.1:4344

Mutex

b95f9acf-6ab1-4517-89b9-1ce62e42f405

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-07-07T13:09:40.787091436Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
4344
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
b95f9acf-6ab1-4517-89b9-1ce62e42f405
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
kris119.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
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2864 powershell.exe

pid	process
2864	powershell.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

description	pid	process	target process
PID 1616 set thread context of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exepowershell.exe733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exeschtasks.exeschtasks.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exeschtasks.exe

pid process

2860 schtasks.exe
1748 schtasks.exe

pid	process
2860	schtasks.exe
1748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exepowershell.exe733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

pid	process
1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
2864	powershell.exe
2932	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
2932	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
2932	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

pid process

2932 733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

pid	process
2932	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exepowershell.exe733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
Token: SeDebugPrivilege	2864	powershell.exe
Token: SeDebugPrivilege	2932	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

description	pid	process	target process
PID 1616 wrote to memory of 2864	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	powershell.exe
PID 1616 wrote to memory of 2864	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	powershell.exe
PID 1616 wrote to memory of 2864	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	powershell.exe
PID 1616 wrote to memory of 2864	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	powershell.exe
PID 1616 wrote to memory of 2860	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 1616 wrote to memory of 2860	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 1616 wrote to memory of 2860	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 1616 wrote to memory of 2860	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 1616 wrote to memory of 2888	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2888	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2888	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2888	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 1616 wrote to memory of 2932	1616	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 2932 wrote to memory of 1748	2932	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 2932 wrote to memory of 1748	2932	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 2932 wrote to memory of 1748	2932	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 2932 wrote to memory of 1748	2932	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\733f6ee28a0087e631d4ae59a98aa412_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:1616

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2864

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UeKZugPUS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp49AD.tmp"
2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2860

C:\Users\Admin\AppData\Local\Temp\733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe"
2⤵
PID:2888

C:\Users\Admin\AppData\Local\Temp\733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe"
2⤵
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2932

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DSL Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp4BA0.tmp"
3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4BA0.tmp

Filesize
1KB

MD5
518da6b7f54c1f15785431e716a2f222

SHA1
91dd16efa67fc4b2e57446af8775cba5e3a0c47d

SHA256
73c7e69ad84a3f32a96f7c7f68991b52ae6ec81a7030da4648ab0319adb6ece3

SHA512
2ee769f005af8ab40620774f71713691934b96005d02f2b5af042c386a951c1beed12d751f3c3da9767c97f9dfaa29d836f3b6b152415b7f64f63240d736840f

Download Submit
memory/1616-27-0x0000000074DF0000-0x00000000754DE000-memory.dmp

Filesize
6.9MB

Download
memory/1616-3-0x0000000000340000-0x0000000000352000-memory.dmp

Filesize
72KB

Download
memory/1616-1-0x0000000000D80000-0x0000000000E40000-memory.dmp

Filesize
768KB

Download
memory/1616-4-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

Filesize
4KB

Download
memory/1616-5-0x0000000074DF0000-0x00000000754DE000-memory.dmp

Filesize
6.9MB

Download
memory/1616-6-0x0000000002300000-0x000000000235E000-memory.dmp

Filesize
376KB

Download
memory/1616-0-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

Filesize
4KB

Download
memory/1616-2-0x0000000074DF0000-0x00000000754DE000-memory.dmp

Filesize
6.9MB

Download
memory/2932-36-0x00000000003F0000-0x00000000003FA000-memory.dmp

Filesize
40KB

Download
memory/2932-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2932-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2932-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2932-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2932-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2932-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2932-26-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2932-34-0x00000000003C0000-0x00000000003CA000-memory.dmp

Filesize
40KB

Download
memory/2932-35-0x00000000003D0000-0x00000000003EE000-memory.dmp

Filesize
120KB

Download
memory/2932-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads