nanocore | 38f1fb1d891e685a1118d70c7277488b7bc3ae9fe4ecbd5964b9a20b4fbaa23a

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 01:33

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General

Target
Nanacore 1.2.5 Cracked By Alcatraz3222.exe
Size 5.6MB
Sample240509-by1mtadf43
SHA256 77444937c108f7a59949c38115b0834f894ee92a0af8a3bf7e3ca7c068e29a4f
MD5 fe0476b2b73a333fc0ab4069b2d02d85
SHA1 7f489676abf60a516c42d9fa66888bd78daddcb5
SHA512 c869b48bad8d8f1debd9076e3fc563ec46e6984a45c4ef0f39f18b5856eb3c86ab367be993fac2ee704098201ff05a6ebb35cebefbd64bf5cdc4f8e2c7fe4023
SSDEEP 49152:YZbzLuGUqF3/nuqE7UoVgrHs2c62h4wpGI9gMpx:
MD5 SHA1 SHA512 SSDEEP

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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	Nanacore 1.2.5 Cracked By Alcatraz3222.exe

Executes dropped EXE 2 IoCs

pid	Process
4020	0.exe
696	1.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Subsystem = "C:\\Program Files (x86)\\UDP Subsystem\\udpss.exe"	0.exe

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	0.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\UDP Subsystem\udpss.exe	0.exe
File opened for modification	C:\Program Files (x86)\UDP Subsystem\udpss.exe	0.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4020	0.exe
4020	0.exe
4020	0.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4020	0.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	696	1.exe
Token: SeDebugPrivilege	4020	0.exe
Token: SeRestorePrivilege	3264	dw20.exe
Token: SeBackupPrivilege	3264	dw20.exe
Token: SeBackupPrivilege	3264	dw20.exe
Token: SeBackupPrivilege	3264	dw20.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 4020	4460	Nanacore 1.2.5 Cracked By Alcatraz3222.exe	85
PID 4460 wrote to memory of 4020	4460	Nanacore 1.2.5 Cracked By Alcatraz3222.exe	85
PID 4460 wrote to memory of 4020	4460	Nanacore 1.2.5 Cracked By Alcatraz3222.exe	85
PID 4460 wrote to memory of 696	4460	Nanacore 1.2.5 Cracked By Alcatraz3222.exe	86
PID 4460 wrote to memory of 696	4460	Nanacore 1.2.5 Cracked By Alcatraz3222.exe	86
PID 4460 wrote to memory of 696	4460	Nanacore 1.2.5 Cracked By Alcatraz3222.exe	86
PID 696 wrote to memory of 3264	696	1.exe	87
PID 696 wrote to memory of 3264	696	1.exe	87
PID 696 wrote to memory of 3264	696	1.exe	87

C:\Users\Admin\AppData\Local\Temp\Nanacore 1.2.5 Cracked By Alcatraz3222.exe
"C:\Users\Admin\AppData\Local\Temp\Nanacore 1.2.5 Cracked By Alcatraz3222.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Users\Admin\AppData\Roaming\0.exe
  "C:\Users\Admin\AppData\Roaming\0.exe"
  2⤵
  - Executes dropped EXE
  - 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
  PID:4020
- C:\Users\Admin\AppData\Roaming\1.exe
  "C:\Users\Admin\AppData\Roaming\1.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:696
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
    dw20.exe -x -s 1164
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:3264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

0.exe

Path C:\Users\Admin\AppData\Roaming\0.exe
Size 202KB
SHA256 77d07bf8f42ea0e51d7c5945eb7687c77a1fd43623814603acc7033d6f58fb5b
MD5 eaa8a7ea06f6e7b5771109b0d8247e0d
SHA1 6a75d652caad2be07f67730c8056a42a200048a9
SHA512 c6af43085d268091b800983a154dde635c3a3efa7bc9fb427c4cb0da32dce1e8c3594f5bee8128c1fa7f8e8ac422382c6c85ff8939afbfdbcb1e0a32383271eb
SSDEEP 3072:wzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIQxiz84BAUKcZp3FImIygrQ99s:wLV6Bta6dtJmakIM5U84BHKc/1yyu7
MD5 SHA1 SHA512 SSDEEP

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1.exe

Path C:\Users\Admin\AppData\Roaming\1.exe
Size 1.4MB
SHA256 ec359f50ca15395f273899c0ff7c0cd87ab5c2e23fdcfc6c72fedc0097161d4b
MD5 1728acc244115cbafd3b810277d2e321
SHA1 be64732f46c8a26a5bbf9d7f69c7f031b2c5180b
SHA512 8c59fdd29181f28e5698de78adf63934632e644a87088400f1b7ab1653622e4bc3a4145094601211a2db4bcbd04ea5f1ac44129907fbb727fe24a1f3652c7034
SSDEEP 24576:d7dOT1b7eAJzjSTUd+21nm3kEvpqZ0vSxmfexX6shz07DTl/uz:d7dqVw2+2KkS4PmGX6og7
MD5 SHA1 SHA512 SSDEEP

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memory/696-28-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/696-40-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/696-33-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/696-32-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/696-24-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/696-26-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/4020-31-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/4020-27-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/4020-23-0x0000000074782000-0x0000000074783000-memory.dmp

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memory/4020-41-0x0000000074782000-0x0000000074783000-memory.dmp

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memory/4020-42-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/4020-43-0x0000000074780000-0x0000000074D31000-memory.dmp

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memory/4460-25-0x00007FFB72BF0000-0x00007FFB73591000-memory.dmp

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memory/4460-0-0x00007FFB72EA5000-0x00007FFB72EA6000-memory.dmp

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memory/4460-2-0x00007FFB72BF0000-0x00007FFB73591000-memory.dmp

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memory/4460-1-0x00007FFB72BF0000-0x00007FFB73591000-memory.dmp

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