nanocore | 5e2a88e15bae77d518675c76f6dbb359bded2ae8fdaabe8f0751aa8c47bb9ba6

General

Target

3ae29db0d835a3cc48cc336488002922.exe
Size

203KB
MD5

3ae29db0d835a3cc48cc336488002922
SHA1

4aef9906e6cc92985c1d60f2e1f0dd7d7ccc5235
SHA256

5e2a88e15bae77d518675c76f6dbb359bded2ae8fdaabe8f0751aa8c47bb9ba6
SHA512

faa1a30c139c1e2dc21216643611a982c56f0d9aa586b8d4d8b30853859a2e686d43e74f473e55da940f48c71f0160610a1cb2c48fa913efb2c2ea6c70c0f639
SSDEEP

3072:szEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIN0iT05t4Ziu8hBVv4TPcXQZqG:sLV6Bta6dtJmakIM5yGtMMnEcXs7hms

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

T1060

Modify Registry

T1112

Processes:

3ae29db0d835a3cc48cc336488002922.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Service = "C:\\Program Files (x86)\\UDP Service\\udpsv.exe"	3ae29db0d835a3cc48cc336488002922.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

3ae29db0d835a3cc48cc336488002922.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	3ae29db0d835a3cc48cc336488002922.exe

Drops file in Program Files directory 2 IoCs

Processes:

3ae29db0d835a3cc48cc336488002922.exe

description	ioc	process
File created	C:\Program Files (x86)\UDP Service\udpsv.exe	3ae29db0d835a3cc48cc336488002922.exe
File opened for modification	C:\Program Files (x86)\UDP Service\udpsv.exe	3ae29db0d835a3cc48cc336488002922.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
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1604 schtasks.exe
1624 schtasks.exe

pid	process
1604	schtasks.exe
1624	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

3ae29db0d835a3cc48cc336488002922.exe

pid	process
900	3ae29db0d835a3cc48cc336488002922.exe
900	3ae29db0d835a3cc48cc336488002922.exe
900	3ae29db0d835a3cc48cc336488002922.exe
900	3ae29db0d835a3cc48cc336488002922.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

3ae29db0d835a3cc48cc336488002922.exe

pid process

900 3ae29db0d835a3cc48cc336488002922.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

3ae29db0d835a3cc48cc336488002922.exe

description pid process

Token: SeDebugPrivilege 900 3ae29db0d835a3cc48cc336488002922.exe
Token: SeDebugPrivilege 900 3ae29db0d835a3cc48cc336488002922.exe

description	pid	process
Token: SeDebugPrivilege	900	3ae29db0d835a3cc48cc336488002922.exe
Token: SeDebugPrivilege	900	3ae29db0d835a3cc48cc336488002922.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

3ae29db0d835a3cc48cc336488002922.exe

description	pid	process	target process
PID 900 wrote to memory of 1604	900	3ae29db0d835a3cc48cc336488002922.exe	schtasks.exe
PID 900 wrote to memory of 1604	900	3ae29db0d835a3cc48cc336488002922.exe	schtasks.exe
PID 900 wrote to memory of 1604	900	3ae29db0d835a3cc48cc336488002922.exe	schtasks.exe
PID 900 wrote to memory of 1604	900	3ae29db0d835a3cc48cc336488002922.exe	schtasks.exe
PID 900 wrote to memory of 1624	900	3ae29db0d835a3cc48cc336488002922.exe	schtasks.exe
PID 900 wrote to memory of 1624	900	3ae29db0d835a3cc48cc336488002922.exe	schtasks.exe
PID 900 wrote to memory of 1624	900	3ae29db0d835a3cc48cc336488002922.exe	schtasks.exe
PID 900 wrote to memory of 1624	900	3ae29db0d835a3cc48cc336488002922.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\3ae29db0d835a3cc48cc336488002922.exe
"C:\Users\Admin\AppData\Local\Temp\3ae29db0d835a3cc48cc336488002922.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:900

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3D40.tmp"
2⤵
- Creates scheduled task(s)
PID:1604

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp406C.tmp"
2⤵
- Creates scheduled task(s)
PID:1624

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3D40.tmp
Filesize
1KB

MD5
8d33688d3753a900f1c0fcf72fe2bcd9

SHA1
0863b585ceeaea0804530555dfa362655dc17545

SHA256
39cd1f404be845d4410a7a1aeaa5e1a9e6ce8330c358dc8e45782298ba36029b

SHA512
637093d724740beeaa5d1d9b8b0a940d8b89d4df9f33fe0b80ca311733255a3a7464e3ca08bff47f17e00c5104ed03e5c14266b1e90b85da2e682bf0a2ec1c8e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp406C.tmp
Filesize
1KB

MD5
0a24db62cb5b84309c4803346caaa25d

SHA1
67660778f61bb44168c33ed3fe56ed86cf9583e8

SHA256
38d38647af394a04ee6add9f05c43244f04e64a6b96257f4b241a5038efa82df

SHA512
d25d9df063f44595d5e0bf890755bd387655131ff369eeedf3d11ffcc6202ca4455bbb33a8a926dd06839cbd1ddec3d06809b3c66a82c6518aa14beaa469a548

Download Submit
memory/900-54-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

Filesize
8KB

Download
memory/900-55-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/900-60-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/1604-56-0x0000000000000000-mapping.dmp

Download
memory/1624-58-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads