nanocore | 58b8b3a415af4644ee0f523c3d53f3257207daa89c4ba07e74919c8f90f88f21

General

Target

Ligma.exe
Size

203KB
MD5

4c944037932b74b98467c4a2ab79fe41
SHA1

1558461c285a56f6d9b71e9950acf2bac4057d24
SHA256

58b8b3a415af4644ee0f523c3d53f3257207daa89c4ba07e74919c8f90f88f21
SHA512

689a39f075985945978fb2b4e5ccf29c9ac6e4cded4e52406e2b1971ae175d811718ff64f429619f9f60b93e9ab7b35583c8f16af509a2b3a743c63c602ef3c7
SSDEEP

6144:MLV6Bta6dtJmakIM5XBGmPDZ1ZgJB6QUW0:MLV6BtpmkeBGmPDZ1gB65W0

Score

10^/10

nanocore defense_evasion discovery 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
Nanocore family
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\NAT Service = "C:\\Program Files (x86)\\NAT Service\\natsv.exe"	Ligma.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

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

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NAT Service\natsv.exe	Ligma.exe
File opened for modification	C:\Program Files (x86)\NAT Service\natsv.exe	Ligma.exe

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ligma.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

pid	Process
1928	schtasks.exe
5068	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2176	Ligma.exe
2176	Ligma.exe
2176	Ligma.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2176	Ligma.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2176	Ligma.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 1928	2176	Ligma.exe	86
PID 2176 wrote to memory of 1928	2176	Ligma.exe	86
PID 2176 wrote to memory of 1928	2176	Ligma.exe	86
PID 2176 wrote to memory of 5068	2176	Ligma.exe	88
PID 2176 wrote to memory of 5068	2176	Ligma.exe	88
PID 2176 wrote to memory of 5068	2176	Ligma.exe	88

C:\Users\Admin\AppData\Local\Temp\Ligma.exe
"C:\Users\Admin\AppData\Local\Temp\Ligma.exe"
1⤵
- 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:2176
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "NAT Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8B29.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1928
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "NAT Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8BA7.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:5068

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

System Information Discovery

1

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\tmp8B29.tmp

Filesize
1KB

MD5
696a915aaa207a009adc201f7437a364

SHA1
7dca9c45ce4d7cba58fbe2c7fa20bbba650766a8

SHA256
aee60df0ede2eb9c1ec72f946d1cf763ace6546c841fbd0ec4a2137c69aec02b

SHA512
af5ddfab00511b7ea41315bf9f64eab6f27a6a031e007b1cd52514b32ea66dc9d563ce87ea6531085650f5e215ef7a15ade4ad045ad2d6d8acaad6227f87a77b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8BA7.tmp

Filesize
1KB

MD5
cd8e69b89899eb65a199cc8019e502ad

SHA1
19ae04c02d02e2828e4513de66734c383660d1a5

SHA256
cf1a9b78745b0f788fea2f579f1e3a82efc7425edb1f35abb8dd8e1cbaaf03ef

SHA512
9a2bf35fc687ec6ac81ad3fe16f82f104ad880be6b36afc7297264de09d50e85d9d3376ed9378d56b08ef94ca700b886cc40768587fc623c7fb6117265bd7033

Download Submit
memory/2176-0-0x0000000074BB2000-0x0000000074BB3000-memory.dmp

Filesize
4KB

Download
memory/2176-1-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/2176-2-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/2176-10-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/2176-11-0x0000000074BB2000-0x0000000074BB3000-memory.dmp

Filesize
4KB

Download
memory/2176-12-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/2176-13-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download
memory/2176-14-0x0000000074BB0000-0x0000000075161000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads