nanocore | 7af816210b7fe504d7f1aefbb2dc33642e8f8b05b338d33b65d62910a8bc42a2

Analysis

max time kernel
183s
max time network
299s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 14:51

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General

Target

pe513ZxNNQ32P70 (1).exe
Size

593KB
MD5

c2c5a1dc123a5d2a04675210ec41f248
SHA1

f12307b419f7cac6d1323ba6fd6df782aedca141
SHA256

7af816210b7fe504d7f1aefbb2dc33642e8f8b05b338d33b65d62910a8bc42a2
SHA512

d75cf63c6bf8ee063fdebacae5d9092c4cb853dbf00ac17205ea8155fc3b1d976dc0363454652528c6b8b071964bb3bdf95fb3a25f09acbdb7ae279f28f60ed8
SSDEEP

12288:EHSD0mNU+z6AILbhKPICKreZr5Z6lVKvGWxg6Ca2Wp:Ey9vz6Bb8hxZVZQwvDa6C/W

Score

10^/10

nanocore discovery evasion execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

blv23728.ddns.net:6110

127.0.0.1:6110

Mutex

c04f2f08-744f-4293-8ea1-2fca37d145bf

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2024-06-30T19:46:18.917482936Z
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
6110
default_group
C3C3
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
c04f2f08-744f-4293-8ea1-2fca37d145bf
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
blv23728.ddns.net
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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2908	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	pe513ZxNNQ32P70 (1).exe

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\WAN Subsystem = "C:\\Program Files (x86)\\WAN Subsystem\\wanss.exe"	pe513ZxNNQ32P70 (1).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	pe513ZxNNQ32P70 (1).exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2296 set thread context of 1996	2296	pe513ZxNNQ32P70 (1).exe	91

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\WAN Subsystem\wanss.exe	pe513ZxNNQ32P70 (1).exe
File opened for modification	C:\Program Files (x86)\WAN Subsystem\wanss.exe	pe513ZxNNQ32P70 (1).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	pe513ZxNNQ32P70 (1).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pe513ZxNNQ32P70 (1).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
1892	schtasks.exe
5060	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2908	powershell.exe
1996	pe513ZxNNQ32P70 (1).exe
1996	pe513ZxNNQ32P70 (1).exe
1996	pe513ZxNNQ32P70 (1).exe
2908	powershell.exe
1996	pe513ZxNNQ32P70 (1).exe
1996	pe513ZxNNQ32P70 (1).exe
1996	pe513ZxNNQ32P70 (1).exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1996	pe513ZxNNQ32P70 (1).exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2908	powershell.exe
Token: SeDebugPrivilege	1996	pe513ZxNNQ32P70 (1).exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2908	2296	pe513ZxNNQ32P70 (1).exe	89
PID 2296 wrote to memory of 2908	2296	pe513ZxNNQ32P70 (1).exe	89
PID 2296 wrote to memory of 2908	2296	pe513ZxNNQ32P70 (1).exe	89
PID 2296 wrote to memory of 1996	2296	pe513ZxNNQ32P70 (1).exe	91
PID 2296 wrote to memory of 1996	2296	pe513ZxNNQ32P70 (1).exe	91
PID 2296 wrote to memory of 1996	2296	pe513ZxNNQ32P70 (1).exe	91
PID 2296 wrote to memory of 1996	2296	pe513ZxNNQ32P70 (1).exe	91
PID 2296 wrote to memory of 1996	2296	pe513ZxNNQ32P70 (1).exe	91
PID 2296 wrote to memory of 1996	2296	pe513ZxNNQ32P70 (1).exe	91
PID 2296 wrote to memory of 1996	2296	pe513ZxNNQ32P70 (1).exe	91
PID 2296 wrote to memory of 1996	2296	pe513ZxNNQ32P70 (1).exe	91
PID 1996 wrote to memory of 1892	1996	pe513ZxNNQ32P70 (1).exe	92
PID 1996 wrote to memory of 1892	1996	pe513ZxNNQ32P70 (1).exe	92
PID 1996 wrote to memory of 1892	1996	pe513ZxNNQ32P70 (1).exe	92
PID 1996 wrote to memory of 5060	1996	pe513ZxNNQ32P70 (1).exe	94
PID 1996 wrote to memory of 5060	1996	pe513ZxNNQ32P70 (1).exe	94
PID 1996 wrote to memory of 5060	1996	pe513ZxNNQ32P70 (1).exe	94

C:\Users\Admin\AppData\Local\Temp\pe513ZxNNQ32P70 (1).exe
"C:\Users\Admin\AppData\Local\Temp\pe513ZxNNQ32P70 (1).exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\pe513ZxNNQ32P70 (1).exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2908
- C:\Users\Admin\AppData\Local\Temp\pe513ZxNNQ32P70 (1).exe
  "C:\Users\Admin\AppData\Local\Temp\pe513ZxNNQ32P70 (1).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:1996
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "WAN Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA9BD.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1892
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "WAN Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpAB64.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\pe513ZxNNQ32P70 (1).exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pcbyobus.0pk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA9BD.tmp

Filesize
1KB

MD5
c075cc11b99b7831b659d2f8f1e4c00a

SHA1
2c0970d2de8a8847fc5098f2a2f27e04123e5be3

SHA256
7f2ce1c231cab108e405902b9cd5160c615da4d3d1894eb6a5d930a91b52626d

SHA512
8d1aa519aa49531410a64bb16664ed44222205e53dc807daa66a497d803c75deaa58140d16db6dc5239f1f940c4f8f2a76ed44914a78e2145d18b906e674545e

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpAB64.tmp

Filesize
1KB

MD5
02783aa0d9a1a2104300bdd910c9b6dc

SHA1
0c8409582f9e606183eca539cc493d82983a0fb0

SHA256
59a13383f0495d96e868a7f41557d17f5afe15ce5548d7cc6c7501f6095f68fb

SHA512
11ef8bceddd6c0dc0ecec3e5bfbabba4595368b8b9be01a38ccbeaa509b7f99960fea6bbd83a37ea9807f79a5db08cdba1ec8ac85443ffdc3c0f204760153854

Download Submit
memory/1996-80-0x0000000006F50000-0x0000000006F64000-memory.dmp

Filesize
80KB

Download
memory/1996-14-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1996-82-0x0000000006F80000-0x0000000006F94000-memory.dmp

Filesize
80KB

Download
memory/1996-79-0x0000000006F40000-0x0000000006F4C000-memory.dmp

Filesize
48KB

Download
memory/1996-78-0x0000000006F30000-0x0000000006F3E000-memory.dmp

Filesize
56KB

Download
memory/1996-77-0x0000000006F20000-0x0000000006F32000-memory.dmp

Filesize
72KB

Download
memory/1996-76-0x0000000006F10000-0x0000000006F1E000-memory.dmp

Filesize
56KB

Download
memory/1996-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1996-83-0x0000000006FA0000-0x0000000006FAE000-memory.dmp

Filesize
56KB

Download
memory/1996-81-0x0000000006F60000-0x0000000006F70000-memory.dmp

Filesize
64KB

Download
memory/1996-75-0x0000000006EE0000-0x0000000006EFA000-memory.dmp

Filesize
104KB

Download
memory/1996-74-0x0000000006ED0000-0x0000000006EE2000-memory.dmp

Filesize
72KB

Download
memory/1996-72-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1996-71-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1996-19-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/1996-84-0x0000000006FB0000-0x0000000006FDE000-memory.dmp

Filesize
184KB

Download
memory/1996-42-0x0000000006630000-0x000000000663A000-memory.dmp

Filesize
40KB

Download
memory/1996-41-0x0000000006510000-0x000000000652E000-memory.dmp

Filesize
120KB

Download
memory/1996-40-0x00000000058C0000-0x00000000058CA000-memory.dmp

Filesize
40KB

Download
memory/1996-85-0x0000000006FE0000-0x0000000006FF4000-memory.dmp

Filesize
80KB

Download
memory/2296-15-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2296-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2296-1-0x0000000000A20000-0x0000000000ABA000-memory.dmp

Filesize
616KB

Download
memory/2296-2-0x0000000005960000-0x0000000005F04000-memory.dmp

Filesize
5.6MB

Download
memory/2296-3-0x0000000005450000-0x00000000054E2000-memory.dmp

Filesize
584KB

Download
memory/2296-4-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2296-5-0x0000000005500000-0x000000000550A000-memory.dmp

Filesize
40KB

Download
memory/2296-6-0x0000000005630000-0x0000000005640000-memory.dmp

Filesize
64KB

Download
memory/2296-7-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2296-8-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2296-9-0x0000000006EC0000-0x0000000006F3A000-memory.dmp

Filesize
488KB

Download
memory/2296-10-0x0000000009570000-0x000000000960C000-memory.dmp

Filesize
624KB

Download
memory/2908-56-0x0000000007870000-0x000000000788E000-memory.dmp

Filesize
120KB

Download
memory/2908-16-0x0000000002F10000-0x0000000002F46000-memory.dmp

Filesize
216KB

Download
memory/2908-61-0x0000000007E90000-0x0000000007F26000-memory.dmp

Filesize
600KB

Download
memory/2908-62-0x0000000007E00000-0x0000000007E11000-memory.dmp

Filesize
68KB

Download
memory/2908-63-0x0000000007E30000-0x0000000007E3E000-memory.dmp

Filesize
56KB

Download
memory/2908-64-0x0000000007E40000-0x0000000007E54000-memory.dmp

Filesize
80KB

Download
memory/2908-65-0x0000000007F30000-0x0000000007F4A000-memory.dmp

Filesize
104KB

Download
memory/2908-66-0x0000000007E70000-0x0000000007E78000-memory.dmp

Filesize
32KB

Download
memory/2908-69-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2908-18-0x00000000059D0000-0x0000000005FF8000-memory.dmp

Filesize
6.2MB

Download
memory/2908-17-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2908-60-0x0000000007C70000-0x0000000007C7A000-memory.dmp

Filesize
40KB

Download
memory/2908-59-0x0000000007C10000-0x0000000007C2A000-memory.dmp

Filesize
104KB

Download
memory/2908-58-0x0000000008250000-0x00000000088CA000-memory.dmp

Filesize
6.5MB

Download
memory/2908-57-0x00000000078A0000-0x0000000007943000-memory.dmp

Filesize
652KB

Download
memory/2908-38-0x00000000064B0000-0x0000000006804000-memory.dmp

Filesize
3.3MB

Download
memory/2908-46-0x0000000070160000-0x00000000701AC000-memory.dmp

Filesize
304KB

Download
memory/2908-45-0x0000000006E80000-0x0000000006EB2000-memory.dmp

Filesize
200KB

Download
memory/2908-44-0x0000000006950000-0x000000000699C000-memory.dmp

Filesize
304KB

Download
memory/2908-43-0x00000000068A0000-0x00000000068BE000-memory.dmp

Filesize
120KB

Download
memory/2908-24-0x0000000006030000-0x0000000006052000-memory.dmp

Filesize
136KB

Download
memory/2908-26-0x0000000006260000-0x00000000062C6000-memory.dmp

Filesize
408KB

Download
memory/2908-25-0x0000000006100000-0x0000000006166000-memory.dmp

Filesize
408KB

Download