nanocore | b321b5eb0707fae8644961e20937d5ed75cd54e5b1b9fe9f9beaa8acf4a36b09

General

Target

21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe
Size

203KB
MD5

21d145e4247c90a504ff4f9f8a04f260
SHA1

17ccd09a99ae5eaf11cd5c51fb5b470c0bb1416e
SHA256

b321b5eb0707fae8644961e20937d5ed75cd54e5b1b9fe9f9beaa8acf4a36b09
SHA512

f9299463b0b3d1305e0c8b969b661252b652a1454aa19778ae3e83f3fd208f378cfb37626232cce17767afd195fd28168154c341f5006eb4d08bcbecd304df7e
SSDEEP

6144:sLV6Bta6dtJmakIM5S3UeogXB2GPNQRzxesd:sLV6BtpmkqgRvlazEsd

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:

21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Subsystem = "C:\\Program Files (x86)\\SMTP Subsystem\\smtpss.exe"	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

Drops file in Program Files directory 2 IoCs

Processes:

21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

description	ioc	process
File created	C:\Program Files (x86)\SMTP Subsystem\smtpss.exe	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe
File opened for modification	C:\Program Files (x86)\SMTP Subsystem\smtpss.exe	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1980 schtasks.exe
5088 schtasks.exe

pid	process
1980	schtasks.exe
5088	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

pid	process
4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe
4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe
4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

pid process

4796 21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

description pid process

Token: SeDebugPrivilege 4796 21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

description	pid	process
Token: SeDebugPrivilege	4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

description	pid	process	target process
PID 4796 wrote to memory of 1980	4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe	schtasks.exe
PID 4796 wrote to memory of 1980	4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe	schtasks.exe
PID 4796 wrote to memory of 1980	4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe	schtasks.exe
PID 4796 wrote to memory of 5088	4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe	schtasks.exe
PID 4796 wrote to memory of 5088	4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe	schtasks.exe
PID 4796 wrote to memory of 5088	4796	21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.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:4796

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1102.tmp"
2⤵
- Creates scheduled task(s)
PID:1980

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp12B9.tmp"
2⤵
- Creates scheduled task(s)
PID:5088

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1028 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:836

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1102.tmp
Filesize
1KB

MD5
82c0636e6fba969997ca47ac37b748b3

SHA1
7a568d0f27b1561629719637dc36ab0a77da71d6

SHA256
ecb01f6da3a8a966526dac91dbd0676d84aae2a6af20561a41c944e4fc46e9d6

SHA512
fd62bc0b5124c0a9f963ea2f1c6b4967ea404e98c960dfcd75903868ddcb296609da5cf2aa0d9ab74b2fc65a5fe83ae92a56ee25d333cf92dd201f7933d05028

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp12B9.tmp
Filesize
1KB

MD5
0339b45ef206f4becc88be0d65e24b9e

SHA1
6503a1851f4ccd8c80a31f96bd7ae40d962c9fad

SHA256
3d568a47a8944a47f4aed6982755ac7ff7dda469cc1c81c213ecaa5d89de1f83

SHA512
c98f4513db34d50510dd986e0d812545c442bd5bef26932032b165759627fab4e00c95fe907ab3416a8a1042bfa77aa516c479f1ff7d1ec2f21ae66df8f72551

Download Submit
memory/4796-0-0x0000000074DE2000-0x0000000074DE3000-memory.dmp

Filesize
4KB

Download
memory/4796-1-0x0000000074DE0000-0x0000000075391000-memory.dmp

Filesize
5.7MB

Download
memory/4796-2-0x0000000074DE0000-0x0000000075391000-memory.dmp

Filesize
5.7MB

Download
memory/4796-10-0x0000000074DE0000-0x0000000075391000-memory.dmp

Filesize
5.7MB

Download
memory/4796-11-0x0000000074DE2000-0x0000000074DE3000-memory.dmp

Filesize
4KB

Download
memory/4796-12-0x0000000074DE0000-0x0000000075391000-memory.dmp

Filesize
5.7MB

Download
memory/4796-13-0x0000000074DE0000-0x0000000075391000-memory.dmp

Filesize
5.7MB

Download
memory/4796-14-0x0000000074DE0000-0x0000000075391000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads