nanocore | 7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802

General

Target

7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802N.exe
Size

798KB
MD5

1454a37dd468a9be07ce8fa633a28e30
SHA1

9e2645b6dcf33136c22600dce082a78b285b9627
SHA256

7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802
SHA512

9fd58f84fa6c53f7d3ca8a853535024151031984fe402ba62aaa2cad87cda44cedacb26302988b0cdad258c0d216a7a3d65e469f3fa188b1e71ad9f0475d5581
SSDEEP

24576:xuDXTIGaPhEYzUzA0/0v5xkGMURGxIQyAto1/r:kDjlabwz9yC5PRoJ

Score

10^/10

nanocore discovery 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 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

TrialVersion.sfx.exe7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802N.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	TrialVersion.sfx.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802N.exe

Executes dropped EXE 2 IoCs

Processes:

TrialVersion.sfx.exeTrialVersion.exe

pid	Process
2604	TrialVersion.sfx.exe
3596	TrialVersion.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TrialVersion.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\LAN Service = "C:\\Program Files (x86)\\LAN Service\\lansv.exe"	TrialVersion.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

TrialVersion.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	TrialVersion.exe

Drops file in Program Files directory 2 IoCs

Processes:

TrialVersion.exe

description	ioc	Process
File created	C:\Program Files (x86)\LAN Service\lansv.exe	TrialVersion.exe
File opened for modification	C:\Program Files (x86)\LAN Service\lansv.exe	TrialVersion.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

TrialVersion.exeschtasks.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TrialVersion.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2936	schtasks.exe
2200	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

TrialVersion.exe

pid	Process
3596	TrialVersion.exe
3596	TrialVersion.exe
3596	TrialVersion.exe
3596	TrialVersion.exe
3596	TrialVersion.exe
3596	TrialVersion.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

TrialVersion.exe

pid	Process
3596	TrialVersion.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

TrialVersion.exe

description	pid	Process
Token: SeDebugPrivilege	3596	TrialVersion.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802N.execmd.exeTrialVersion.sfx.exeTrialVersion.exe

description	pid	Process	procid_target
PID 3732 wrote to memory of 3556	3732	7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802N.exe	85
PID 3732 wrote to memory of 3556	3732	7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802N.exe	85
PID 3556 wrote to memory of 2604	3556	cmd.exe	88
PID 3556 wrote to memory of 2604	3556	cmd.exe	88
PID 2604 wrote to memory of 3596	2604	TrialVersion.sfx.exe	90
PID 2604 wrote to memory of 3596	2604	TrialVersion.sfx.exe	90
PID 2604 wrote to memory of 3596	2604	TrialVersion.sfx.exe	90
PID 3596 wrote to memory of 2936	3596	TrialVersion.exe	91
PID 3596 wrote to memory of 2936	3596	TrialVersion.exe	91
PID 3596 wrote to memory of 2936	3596	TrialVersion.exe	91
PID 3596 wrote to memory of 2200	3596	TrialVersion.exe	93
PID 3596 wrote to memory of 2200	3596	TrialVersion.exe	93
PID 3596 wrote to memory of 2200	3596	TrialVersion.exe	93

C:\Users\Admin\AppData\Local\Temp\7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802N.exe
"C:\Users\Admin\AppData\Local\Temp\7ce70d99d892cb1dc3edeefd389c5a03a12d4aba6f0f9dff58bea59709c14802N.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3732
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\fud.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3556
- - C:\Users\Admin\AppData\Local\Temp\RarSFX0\TrialVersion.sfx.exe
    TrialVersion.sfx.exe -p123 -dC:\Users\Admin\AppData\Local\Temp
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:2604
  - - C:\Users\Admin\AppData\Local\Temp\RarSFX1\TrialVersion.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX1\TrialVersion.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Checks whether UAC is enabled
      Drops file in Program Files directory
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3596
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /create /f /tn "LAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB0C2.tmp"
        5⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:2936
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /create /f /tn "LAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB121.tmp"
        5⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:2200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\TrialVersion.sfx.exe

Filesize
591KB

MD5
f72ac18b99643fa4e9cd76a98ee2e0b1

SHA1
ff3c116fefdcd6fb5395bd22b2a976496f74a6e8

SHA256
d67fd03b982b7959a1865c460fdc6a0291ff8e01b92cc3690c83339de6211308

SHA512
a094fc96d69e1db316b310f99076a3121d62505ea9096796829beeae7469b518a8658854e8533c1f326678b54f17b520ad9ea8d5750c35c4af2009383b8271b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\fud.bat

Filesize
35B

MD5
27bee04ecccc26ef9a3f7aef888ae69a

SHA1
0ba85f5947bb12150f07d2173a0febbfbbd12101

SHA256
b2a69e69060bfacfa901eb6541ea6f30ab9b501822a71e19789a1f85fd79136a

SHA512
5718eeea3e4820d4d7426fac0081c2767f21ca2cdccae57cf8194825601c792b558accefeeb6b547f96d09e6a41fd157d381b9e209fad45a083bcf30f6fd0175

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX1\TrialVersion.exe

Filesize
203KB

MD5
1216377149a106322851e020bfdd86d8

SHA1
9a7dc05fb2a02699e6c0d943d01d8f2f6ad24086

SHA256
a59eace0bdad4afba6f591924762b708442993a49267ac30380c48308cab6de7

SHA512
8a1638b766c25dd0f6d85247cc82aa3d521ba119aae67f14ab02f693c3d71e50dec772e4f9f1a5aeb43f3ea3c6e31913d7d04ada3cfb4c6469bc68dcb7d026fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB0C2.tmp

Filesize
1KB

MD5
5779f7c3134d7418349e603bf2282deb

SHA1
24ce473589d237c2f71e58705bd462d30f5cd7d8

SHA256
e9e45fd9d6b5ec511bc237863068cb0f5eb4df8fb531d2564bffab99a7b6c45a

SHA512
1977b2a756b007b2b89f02345d0db96cc7354630137daf76d68aaae66498edec2d47dfcb9a9183532f1586fecd771a32e12f124a557903b6980b93196aea637d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB121.tmp

Filesize
1KB

MD5
6b30dba7972c92c9a1b881e88c108b15

SHA1
f76207985cc5a1f70edb2fb5bd45678f195a4564

SHA256
578f5b0ff051f02f8e0a67fc3424dad554fa9489875475ea624fbb63eabfcbf7

SHA512
e3dd368937f863cb07453de12173580fb63b8d3983db7119c24860f227c89ded76401c47607f5b1134d215d46fe2b40d4bc3d7299374f1e8abecdeaefc7b9099

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads