nanocore | 9dd6f3bdb3d91aa6b8c57ec59ac107f499a1e7cdad2465f60fede02bb60fba88

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26-07-2024 08:12

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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

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

2640 powershell.exe

pid	process
2640	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-701583114-2636601053-947405450-1000\Control Panel\International\Geo\Nation	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.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 4908 set thread context of 4292	4908	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.exe733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exepowershell.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	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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

4832 schtasks.exe
4980 schtasks.exe

pid	process
4832	schtasks.exe
4980	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exepowershell.exe733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

pid	process
4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
2640	powershell.exe
2640	powershell.exe
4292	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
4292	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
4292	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

pid process

4292 733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

pid	process
4292	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exepowershell.exe733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
Token: SeDebugPrivilege	2640	powershell.exe
Token: SeDebugPrivilege	4292	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe

description	pid	process	target process
PID 4908 wrote to memory of 2640	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	powershell.exe
PID 4908 wrote to memory of 2640	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	powershell.exe
PID 4908 wrote to memory of 2640	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	powershell.exe
PID 4908 wrote to memory of 4832	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 4908 wrote to memory of 4832	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 4908 wrote to memory of 4832	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 4908 wrote to memory of 4292	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 4908 wrote to memory of 4292	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 4908 wrote to memory of 4292	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 4908 wrote to memory of 4292	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 4908 wrote to memory of 4292	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 4908 wrote to memory of 4292	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 4908 wrote to memory of 4292	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 4908 wrote to memory of 4292	4908	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
PID 4292 wrote to memory of 4980	4292	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 4292 wrote to memory of 4980	4292	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe
PID 4292 wrote to memory of 4980	4292	733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\733f6ee28a0087e631d4ae59a98aa412_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4908

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:2640

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UeKZugPUS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAA26.tmp"
2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4832

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:4292

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpAF56.tmp"
3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_g31n11il.jt2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpAF56.tmp

Filesize
1KB

MD5
518da6b7f54c1f15785431e716a2f222

SHA1
91dd16efa67fc4b2e57446af8775cba5e3a0c47d

SHA256
73c7e69ad84a3f32a96f7c7f68991b52ae6ec81a7030da4648ab0319adb6ece3

SHA512
2ee769f005af8ab40620774f71713691934b96005d02f2b5af042c386a951c1beed12d751f3c3da9767c97f9dfaa29d836f3b6b152415b7f64f63240d736840f

Download Submit
memory/2640-59-0x0000000006820000-0x000000000683E000-memory.dmp

Filesize
120KB

Download
memory/2640-62-0x00000000075B0000-0x00000000075CA000-memory.dmp

Filesize
104KB

Download
memory/2640-40-0x00000000062B0000-0x00000000062FC000-memory.dmp

Filesize
304KB

Download
memory/2640-38-0x0000000005E30000-0x0000000006184000-memory.dmp

Filesize
3.3MB

Download
memory/2640-72-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/2640-69-0x00000000078D0000-0x00000000078D8000-memory.dmp

Filesize
32KB

Download
memory/2640-68-0x00000000078F0000-0x000000000790A000-memory.dmp

Filesize
104KB

Download
memory/2640-67-0x00000000077F0000-0x0000000007804000-memory.dmp

Filesize
80KB

Download
memory/2640-66-0x00000000077E0000-0x00000000077EE000-memory.dmp

Filesize
56KB

Download
memory/2640-65-0x00000000077B0000-0x00000000077C1000-memory.dmp

Filesize
68KB

Download
memory/2640-64-0x0000000007830000-0x00000000078C6000-memory.dmp

Filesize
600KB

Download
memory/2640-63-0x0000000007620000-0x000000000762A000-memory.dmp

Filesize
40KB

Download
memory/2640-21-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/2640-22-0x00000000053E0000-0x0000000005A08000-memory.dmp

Filesize
6.2MB

Download
memory/2640-23-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/2640-19-0x00000000029D0000-0x0000000002A06000-memory.dmp

Filesize
216KB

Download
memory/2640-24-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/2640-39-0x0000000006280000-0x000000000629E000-memory.dmp

Filesize
120KB

Download
memory/2640-61-0x0000000007BF0000-0x000000000826A000-memory.dmp

Filesize
6.5MB

Download
memory/2640-37-0x0000000005DC0000-0x0000000005E26000-memory.dmp

Filesize
408KB

Download
memory/2640-36-0x0000000005CD0000-0x0000000005D36000-memory.dmp

Filesize
408KB

Download
memory/2640-35-0x0000000005B00000-0x0000000005B22000-memory.dmp

Filesize
136KB

Download
memory/2640-60-0x0000000007490000-0x0000000007533000-memory.dmp

Filesize
652KB

Download
memory/2640-49-0x0000000070A20000-0x0000000070A6C000-memory.dmp

Filesize
304KB

Download
memory/2640-48-0x0000000007250000-0x0000000007282000-memory.dmp

Filesize
200KB

Download
memory/4292-46-0x0000000005910000-0x000000000592E000-memory.dmp

Filesize
120KB

Download
memory/4292-74-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4292-18-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4292-45-0x0000000005900000-0x000000000590A000-memory.dmp

Filesize
40KB

Download
memory/4292-25-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4292-73-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4292-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4292-47-0x0000000006A60000-0x0000000006A6A000-memory.dmp

Filesize
40KB

Download
memory/4908-6-0x0000000005970000-0x0000000005A0C000-memory.dmp

Filesize
624KB

Download
memory/4908-3-0x00000000056E0000-0x0000000005772000-memory.dmp

Filesize
584KB

Download
memory/4908-5-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4908-1-0x0000000000C80000-0x0000000000D40000-memory.dmp

Filesize
768KB

Download
memory/4908-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

Filesize
4KB

Download
memory/4908-10-0x0000000007150000-0x00000000071AE000-memory.dmp

Filesize
376KB

Download
memory/4908-9-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

Download
memory/4908-8-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

Filesize
4KB

Download
memory/4908-7-0x00000000058E0000-0x00000000058F2000-memory.dmp

Filesize
72KB

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memory/4908-20-0x0000000074C70000-0x0000000075420000-memory.dmp

Filesize
7.7MB

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memory/4908-4-0x0000000005890000-0x000000000589A000-memory.dmp

Filesize
40KB

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memory/4908-2-0x0000000005BA0000-0x0000000006144000-memory.dmp

Filesize
5.6MB

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