nanocore | e8713b84ea80e0553edb04dfbdcf5feb8d5ff57ee116c5f77e092b08a9898f8b

Resubmissions

22/07/2024, 16:15

240722-tql4kawcra 10

22/07/2024, 15:58

240722-tevxbswejn 10

22/07/2024, 15:53

240722-tb1y6swcrn 10

22/07/2024, 15:37

240722-s2ryhsvhnr 10

Analysis

max time kernel
148s
max time network
148s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
22/07/2024, 15:58

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General

Target

Jako Gen Source Code.exe
Size

203KB
MD5

cf4eb39d02324430fde9a09b0c36e321
SHA1

5c6e77058e920d61ba74207027df073763905310
SHA256

e8713b84ea80e0553edb04dfbdcf5feb8d5ff57ee116c5f77e092b08a9898f8b
SHA512

332b5f3e25db8771b8f7afd9ded17e13e40bfa606377f4ba3531e46d9a6f080e81d7b826e8a5631b7131d50141e901d269cd78d595255705fdd390439b6bfaec
SSDEEP

3072:UzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIq3grv/ZCSAjdcedtBWn6BXiLL:ULV6Bta6dtJmakIM5LISpWbBNV82UG

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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AGP Subsystem = "C:\\Program Files (x86)\\AGP Subsystem\\agpss.exe"	Jako Gen Source Code.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	Jako Gen Source Code.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\AGP Subsystem\agpss.exe	Jako Gen Source Code.exe
File opened for modification	C:\Program Files (x86)\AGP Subsystem\agpss.exe	Jako Gen Source Code.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

pid	Process
2684	schtasks.exe
2588	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2772	Jako Gen Source Code.exe
2772	Jako Gen Source Code.exe
2772	Jako Gen Source Code.exe
2772	Jako Gen Source Code.exe
2772	Jako Gen Source Code.exe
2772	Jako Gen Source Code.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2772	Jako Gen Source Code.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2772	Jako Gen Source Code.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2684	2772	Jako Gen Source Code.exe	30
PID 2772 wrote to memory of 2684	2772	Jako Gen Source Code.exe	30
PID 2772 wrote to memory of 2684	2772	Jako Gen Source Code.exe	30
PID 2772 wrote to memory of 2684	2772	Jako Gen Source Code.exe	30
PID 2772 wrote to memory of 2588	2772	Jako Gen Source Code.exe	32
PID 2772 wrote to memory of 2588	2772	Jako Gen Source Code.exe	32
PID 2772 wrote to memory of 2588	2772	Jako Gen Source Code.exe	32
PID 2772 wrote to memory of 2588	2772	Jako Gen Source Code.exe	32

C:\Users\Admin\AppData\Local\Temp\Jako Gen Source Code.exe
"C:\Users\Admin\AppData\Local\Temp\Jako Gen Source Code.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:2772
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "AGP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7ED.tmp"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2684
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "AGP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp86B.tmp"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7ED.tmp

Filesize
1KB

MD5
db325bebc82dd6d76c00239301b1170c

SHA1
78dad3a14d69a80147c6f8bd7be1d5cd226015e6

SHA256
77701b041ffaa9b1733bcea92c0d4a954675dd7f6d62a7a7ad555cc2c05c5b35

SHA512
6e7e3067a568efcfe5c58ba6c105353a36c2f8169b05e6569f5131229408d864dec8647a193d9bff59fe7fc264d84525bd149d5e5f90ecbad24152505f7ba227

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp86B.tmp

Filesize
1KB

MD5
8aefdc623880016d77594b1802f74db6

SHA1
17608aaab6106247dec66a472516d023272c9b9b

SHA256
ccd9d374a356e8635fe06015e07c986fb0e6f71099234ddc2935a6cb5e1571ac

SHA512
bde73cc8244dcb054ff68b86df14ae644b0816aac8524e746e9bf0e68406c6d7e8ee6a0c642b11a9b197319b023c43fcbdc5eafe9c32e4011ad8065cea0b1eb5

Download Submit
memory/2772-0-0x00000000743B1000-0x00000000743B2000-memory.dmp

Filesize
4KB

Download
memory/2772-1-0x00000000743B0000-0x000000007495B000-memory.dmp

Filesize
5.7MB

Download
memory/2772-2-0x00000000743B0000-0x000000007495B000-memory.dmp

Filesize
5.7MB

Download
memory/2772-10-0x00000000743B0000-0x000000007495B000-memory.dmp

Filesize
5.7MB

Download