nanocore | adb4e3ed6f26e81b77bfb28cf4ab4707b7047f4a432e582aa6875e686fbe48d5

Resubmissions

08-07-2024 23:38

240708-3mqr1svdqn 10

08-07-2024 23:37

240708-3l9thavdnm 10

08-07-2024 23:16

240708-29be6swfqe 10

08-07-2024 23:14

240708-27ygxstfrq 10

Analysis

max time kernel
30s
max time network
33s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
08-07-2024 23:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

RobloxTool2.45.exe
Size

560KB
MD5

a6d0cce9aed3e8a5253320afe320a5cf
SHA1

80c69e820ed28392af4adc0c86ccbf6ed011a347
SHA256

adb4e3ed6f26e81b77bfb28cf4ab4707b7047f4a432e582aa6875e686fbe48d5
SHA512

f6d21be9b58547c5f5396f7f14bac177090b2e00daaaef07424db9572d0efdc789cd80abfa6781a55e5fa26ee024b02b739c1a72090ee19e8fea5b7a85e66756
SSDEEP

12288:WLV6Btpmk25LG7Ilxs0G4ASfUsZblcfM1Zj7S:EApfayCW0XthbCM3S

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RobloxTool2.45.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WPA Manager = "C:\\Program Files (x86)\\WPA Manager\\wpamgr.exe"	RobloxTool2.45.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

RobloxTool2.45.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA RobloxTool2.45.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	RobloxTool2.45.exe

Drops file in Program Files directory 2 IoCs

Processes:

RobloxTool2.45.exe

description	ioc	process
File created	C:\Program Files (x86)\WPA Manager\wpamgr.exe	RobloxTool2.45.exe
File opened for modification	C:\Program Files (x86)\WPA Manager\wpamgr.exe	RobloxTool2.45.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

4588 schtasks.exe
784 schtasks.exe

pid	process
4588	schtasks.exe
784	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

RobloxTool2.45.exe

pid	process
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe
840	RobloxTool2.45.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RobloxTool2.45.exe

pid process

840 RobloxTool2.45.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RobloxTool2.45.exe

description pid process

Token: SeDebugPrivilege 840 RobloxTool2.45.exe
Token: SeDebugPrivilege 840 RobloxTool2.45.exe

description	pid	process
Token: SeDebugPrivilege	840	RobloxTool2.45.exe
Token: SeDebugPrivilege	840	RobloxTool2.45.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

RobloxTool2.45.exe

description	pid	process	target process
PID 840 wrote to memory of 4588	840	RobloxTool2.45.exe	schtasks.exe
PID 840 wrote to memory of 4588	840	RobloxTool2.45.exe	schtasks.exe
PID 840 wrote to memory of 4588	840	RobloxTool2.45.exe	schtasks.exe
PID 840 wrote to memory of 784	840	RobloxTool2.45.exe	schtasks.exe
PID 840 wrote to memory of 784	840	RobloxTool2.45.exe	schtasks.exe
PID 840 wrote to memory of 784	840	RobloxTool2.45.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\RobloxTool2.45.exe
"C:\Users\Admin\AppData\Local\Temp\RobloxTool2.45.exe"
1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:840

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpCA3B.tmp"
2⤵
- Scheduled Task/Job: Scheduled Task
PID:4588

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpCAC9.tmp"
2⤵
- Scheduled Task/Job: Scheduled Task
PID:784

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpCA3B.tmp
Filesize
1KB

MD5
d5ff21d38f0e1018fc72aa2f55f011aa

SHA1
5ad2c2e8143cd0e0f6d7dcef7391ab572e3cea37

SHA256
bd4af90cd9750d3930b417bbb917fa3573d386dcb068e5a1fdca4ae88ee02382

SHA512
43772bfed10631fc1ff65f85fa0d8afcd562da2bdf3178cb9cbc49aa2d6b075020900fd8f53af3f080330b8bad36b257a6a51ff6fb4ee20025a389a7c27610a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCAC9.tmp
Filesize
1KB

MD5
e7d3c8560fe3e223f6dfa16c2066930e

SHA1
8e7729d6856489a28fb1fd6d2fbc3661d6394f18

SHA256
ec5bea77c4f620d54db7e0ea1ee81551631b7d9e42ae619deaa9a14f5f69415f

SHA512
f6a4f3bf0fa30a459a662250f502772f431c1cef5562f8a3e9770529c5d24e7226b46531af8c9e96a556f417a275caaa70df96fddaa482c5218bb6b47f2614ae

Download Submit
memory/840-0-0x0000000074C12000-0x0000000074C13000-memory.dmp

Filesize
4KB

Download
memory/840-1-0x0000000074C10000-0x00000000751C1000-memory.dmp

Filesize
5.7MB

Download
memory/840-2-0x0000000074C10000-0x00000000751C1000-memory.dmp

Filesize
5.7MB

Download
memory/840-10-0x0000000074C10000-0x00000000751C1000-memory.dmp

Filesize
5.7MB

Download
memory/840-11-0x0000000074C12000-0x0000000074C13000-memory.dmp

Filesize
4KB

Download
memory/840-12-0x0000000074C10000-0x00000000751C1000-memory.dmp

Filesize
5.7MB

Download
memory/840-13-0x0000000074C10000-0x00000000751C1000-memory.dmp

Filesize
5.7MB

Download