nanocore | 1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f

General

Target

1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
Size

391KB
MD5

2396b94677199da636e6ef20baaca0f8
SHA1

917c15f792ff7a49413e3e7ad3c6639afb31ea98
SHA256

1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f
SHA512

9c20f07a6a95789607730f47c2155485610bc54fbfef39ebd6680d89aa12c8d33b4ba63ef710abd005cafe5f4861a70b28e21621ed843a4cf1a2ca0214b02c82
SSDEEP

6144:L+YMkhB3l6SfxWXxJWYStfxuUjZquttT80zLE6V1Rc/tosEq2MdJk5gcIQDUWTn2:qzSBVTxWXxpStBjS8E6SFDEqhPk5pYT

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

1116.hopto.org:1116

185.140.53.9:1116

Mutex

909dcd33-e0d7-4bd0-87b2-b7fd2611b6b9

Attributes

activate_away_mode
true
backup_connection_host
185.140.53.9
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-02-16T08:43:19.524585136Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
1116
default_group
1116
enable_debug_mode
true
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
909dcd33-e0d7-4bd0-87b2-b7fd2611b6b9
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
1116.hopto.org
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

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\DSL Manager = "C:\\Program Files (x86)\\DSL Manager\\dslmgr.exe"	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.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	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1796 set thread context of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DSL Manager\dslmgr.exe	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
File opened for modification	C:\Program Files (x86)\DSL Manager\dslmgr.exe	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.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 5 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	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2540	schtasks.exe
2828	schtasks.exe
2672	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
Token: SeDebugPrivilege	2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 2828	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	31
PID 1796 wrote to memory of 2828	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	31
PID 1796 wrote to memory of 2828	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	31
PID 1796 wrote to memory of 2828	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	31
PID 1796 wrote to memory of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33
PID 1796 wrote to memory of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33
PID 1796 wrote to memory of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33
PID 1796 wrote to memory of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33
PID 1796 wrote to memory of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33
PID 1796 wrote to memory of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33
PID 1796 wrote to memory of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33
PID 1796 wrote to memory of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33
PID 1796 wrote to memory of 2808	1796	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	33
PID 2808 wrote to memory of 2672	2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	34
PID 2808 wrote to memory of 2672	2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	34
PID 2808 wrote to memory of 2672	2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	34
PID 2808 wrote to memory of 2672	2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	34
PID 2808 wrote to memory of 2540	2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	36
PID 2808 wrote to memory of 2540	2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	36
PID 2808 wrote to memory of 2540	2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	36
PID 2808 wrote to memory of 2540	2808	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	36

C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
"C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1796
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KuepDBljyJhFlD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5792.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2828
- C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
  "C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe"
  2⤵
  - 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:2808
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DSL Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5A02.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2672
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DSL Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5A90.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2540

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

2

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\tmp5A02.tmp

Filesize
1KB

MD5
898b2bc0bf617bbdc7b1323bc2a0a603

SHA1
b26ba0b5a7d92456791f249435dec6bfc3d98e57

SHA256
4927330c565524f77637e3e9a3f08922cbbc6a9e30d1a496d644d2c619e9d729

SHA512
2bd475b21ebcc19290ef49041e5c457b65100fa322379b556322c8facd0d7736fca60ee383094540e849ff18da37c9fe6f2231267167c077518d1fa4b7f57dd3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5A90.tmp

Filesize
1KB

MD5
a0bcaf1694d4fcae2c44258530850f35

SHA1
99e9ccea3a9dca8d94808f6488fdc37c0b3bfe73

SHA256
099c4a82d8e8ddf5ff801a8f08fb5a143834506e936ce846b380a42eb24e888e

SHA512
ad3f2fbc09f7d57c24a35a62f00251c93d480e065f3b7fbc7133736cb144a3031fdc9f3e8be8a1c6dcdb8b3def654618faab416f66a28628ab71e55de4df0da3

Download Submit
memory/1796-6-0x0000000002070000-0x00000000020CC000-memory.dmp

Filesize
368KB

Download
memory/1796-28-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/1796-1-0x0000000000870000-0x00000000008D8000-memory.dmp

Filesize
416KB

Download
memory/1796-5-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/1796-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

Filesize
4KB

Download
memory/1796-2-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/1796-3-0x00000000003D0000-0x00000000003DA000-memory.dmp

Filesize
40KB

Download
memory/1796-4-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

Filesize
4KB

Download
memory/2808-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2808-25-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2808-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2808-40-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2808-26-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2808-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2808-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2808-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2808-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2808-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2808-36-0x00000000002B0000-0x00000000002BA000-memory.dmp

Filesize
40KB

Download
memory/2808-37-0x00000000002C0000-0x00000000002DE000-memory.dmp

Filesize
120KB

Download
memory/2808-38-0x00000000002E0000-0x00000000002EA000-memory.dmp

Filesize
40KB

Download
memory/2808-39-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/2808-27-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads