nanocore | 2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6

General

Target

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
Size

1.2MB
MD5

a2c64b6b7323156b7f9ff02e272ae8ca
SHA1

a9ff7db448304c99c512adf230024061b00b8a28
SHA256

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6
SHA512

e49f8965bb8aa96465319485e49537b686de206cdd0f10eace72f50672432c27fad1290ab93fc2474d29248153897dd26f0cf5a39ce91070c2078a2db7722264
SSDEEP

24576:ISu1S82mBVrIiudqssHjvCXUBZShrqjfv7C:ISuU82mTV3KmghU

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

psolver827.ddns.net:1974

127.0.0.1:1974

Mutex

9bd2ed5f-213a-4882-91bf-95b6e3347c3e

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2024-02-26T07:38:31.398347236Z
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
1974
default_group
dcGEN
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
9bd2ed5f-213a-4882-91bf-95b6e3347c3e
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
psolver827.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DHCP Service = "C:\\Program Files (x86)\\DHCP Service\\dhcpsv.exe"	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

description	pid	process	target process
PID 4992 set thread context of 208	4992	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

Drops file in Program Files directory 2 IoCs

Processes:

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

description	ioc	process
File created	C:\Program Files (x86)\DHCP Service\dhcpsv.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
File opened for modification	C:\Program Files (x86)\DHCP Service\dhcpsv.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.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/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

4576 schtasks.exe
4536 schtasks.exe

pid	process
4576	schtasks.exe
4536	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

pid	process
208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

pid process

208 2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

description pid process

Token: SeDebugPrivilege 208 2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

description	pid	process
Token: SeDebugPrivilege	208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe

description	pid	process	target process
PID 4992 wrote to memory of 208	4992	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
PID 4992 wrote to memory of 208	4992	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
PID 4992 wrote to memory of 208	4992	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
PID 4992 wrote to memory of 208	4992	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
PID 4992 wrote to memory of 208	4992	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
PID 4992 wrote to memory of 208	4992	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
PID 4992 wrote to memory of 208	4992	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
PID 4992 wrote to memory of 208	4992	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
PID 208 wrote to memory of 4576	208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	schtasks.exe
PID 208 wrote to memory of 4576	208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	schtasks.exe
PID 208 wrote to memory of 4576	208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	schtasks.exe
PID 208 wrote to memory of 4536	208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	schtasks.exe
PID 208 wrote to memory of 4536	208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	schtasks.exe
PID 208 wrote to memory of 4536	208	2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
"C:\Users\Admin\AppData\Local\Temp\2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4992

C:\Users\Admin\AppData\Local\Temp\2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe
"C:\Users\Admin\AppData\Local\Temp\2d05c9403bbaab8471cfcc838fea203af7fe69c53041b3320585418d3134c9c6.exe"
2⤵
- 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:208

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp4863.tmp"
3⤵
- Creates scheduled task(s)
PID:4576

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp49EB.tmp"
3⤵
- Creates scheduled task(s)
PID:4536

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4863.tmp
Filesize
1KB

MD5
2e004bc92295491672688206b4870a21

SHA1
35ba419d956b0ce3a9ebe17ad3052e425555901e

SHA256
07297a6cab6c92d2ecba01b68eb1017d86d3771785ebf0c7980c45207f21e3b0

SHA512
fca9b41031a9832d1c68673a1999d1e13e7d9c8133ad426b68710f58c00c2142d6c471140c517827585a122abbe65bd4f7421b3c7690044fc1432d5ff8e5d29a

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp49EB.tmp
Filesize
1KB

MD5
a77c223a0fc492dccd6fb9975f7a8766

SHA1
5e813636ae9b8138d78919348a5da3a6e8bd74b5

SHA256
589df7325d42409c50827600fedb240171ee4bdab85916474a37800c2382829e

SHA512
315cea8fde3c594404f5d3c96c710af1214cff6d08ccdb40634a739e108ff810e02624735a2b8c3e3720157b4a55327f317c3c23c3a681b46b9ab0f19060f7c0

Download Submit
memory/208-31-0x0000000007180000-0x000000000718C000-memory.dmp

Filesize
48KB

Download
memory/208-41-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/208-22-0x0000000005C30000-0x0000000005C4E000-memory.dmp

Filesize
120KB

Download
memory/208-23-0x00000000069B0000-0x00000000069BA000-memory.dmp

Filesize
40KB

Download
memory/208-40-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/208-38-0x0000000007400000-0x0000000007466000-memory.dmp

Filesize
408KB

Download
memory/208-35-0x00000000071E0000-0x00000000071EE000-memory.dmp

Filesize
56KB

Download
memory/208-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/208-10-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/208-11-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/208-37-0x0000000007220000-0x0000000007234000-memory.dmp

Filesize
80KB

Download
memory/208-36-0x00000000071F0000-0x000000000721E000-memory.dmp

Filesize
184KB

Download
memory/208-34-0x00000000071C0000-0x00000000071D4000-memory.dmp

Filesize
80KB

Download
memory/208-21-0x00000000058C0000-0x00000000058CA000-memory.dmp

Filesize
40KB

Download
memory/208-33-0x00000000071A0000-0x00000000071B0000-memory.dmp

Filesize
64KB

Download
memory/208-26-0x0000000007110000-0x0000000007122000-memory.dmp

Filesize
72KB

Download
memory/208-32-0x0000000007190000-0x00000000071A4000-memory.dmp

Filesize
80KB

Download
memory/208-27-0x0000000007120000-0x000000000713A000-memory.dmp

Filesize
104KB

Download
memory/208-28-0x0000000007150000-0x000000000715E000-memory.dmp

Filesize
56KB

Download
memory/208-29-0x0000000007160000-0x0000000007172000-memory.dmp

Filesize
72KB

Download
memory/208-30-0x0000000007170000-0x000000000717E000-memory.dmp

Filesize
56KB

Download
memory/4992-3-0x00000000053E0000-0x0000000005472000-memory.dmp

Filesize
584KB

Download
memory/4992-0-0x000000007478E000-0x000000007478F000-memory.dmp

Filesize
4KB

Download
memory/4992-4-0x00000000053D0000-0x00000000053DA000-memory.dmp

Filesize
40KB

Download
memory/4992-1-0x0000000000890000-0x00000000009BC000-memory.dmp

Filesize
1.2MB

Download
memory/4992-19-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4992-2-0x00000000058F0000-0x0000000005E94000-memory.dmp

Filesize
5.6MB

Download
memory/4992-8-0x0000000005690000-0x0000000005698000-memory.dmp

Filesize
32KB

Download
memory/4992-7-0x0000000005740000-0x00000000057DC000-memory.dmp

Filesize
624KB

Download
memory/4992-5-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4992-6-0x0000000005610000-0x0000000005678000-memory.dmp

Filesize
416KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads