nanocore | 88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3

General

Target

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
Size

821KB
MD5

39b68c8643c64fffee5f1f7a5488f058
SHA1

6ccfff272b5f77a6d6a2a7a742c914f4d1086081
SHA256

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3
SHA512

c2975437b5f792386d0a45367822d613352cda9669f69927d56a43c5b5d85110d9e9bfdd4e86e44cf6e1f31bc91e8b8a6f354ec2c9e2600412354c0185722bd2
SSDEEP

12288:tx5ADqjJ5nV/ncE3xZwsV0fXdEVcq4tF/DIKRm0+9MK:1jrNn5ZqNilATqe

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

dera5nano.ddns.net:1010

107.182.129.248:1010

Mutex

5a26bcef-e67f-486a-8e48-1748cc7891a2

Attributes

activate_away_mode
true
backup_connection_host
107.182.129.248
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-06-06T12:07:01.612898436Z
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
1010
default_group
Default
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
5a26bcef-e67f-486a-8e48-1748cc7891a2
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
dera5nano.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

T1060

Modify Registry

T1112

Processes:

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NTFS Monitor = "C:\\Program Files (x86)\\NTFS Monitor\\ntfsmon.exe"	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

description	pid	process	target process
PID 1388 set thread context of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

Drops file in Program Files directory 2 IoCs

Processes:

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

description	ioc	process
File created	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
File opened for modification	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

628 schtasks.exe
1912 schtasks.exe
1384 schtasks.exe

pid	process
628	schtasks.exe
1912	schtasks.exe
1384	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

pid	process
1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

pid process

1200 88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

description pid process

Token: SeDebugPrivilege 1200 88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

description	pid	process
Token: SeDebugPrivilege	1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe

description	pid	process	target process
PID 1388 wrote to memory of 628	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1388 wrote to memory of 628	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1388 wrote to memory of 628	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1388 wrote to memory of 628	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1388 wrote to memory of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
PID 1388 wrote to memory of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
PID 1388 wrote to memory of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
PID 1388 wrote to memory of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
PID 1388 wrote to memory of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
PID 1388 wrote to memory of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
PID 1388 wrote to memory of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
PID 1388 wrote to memory of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
PID 1388 wrote to memory of 1200	1388	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
PID 1200 wrote to memory of 1912	1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1200 wrote to memory of 1912	1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1200 wrote to memory of 1912	1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1200 wrote to memory of 1912	1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1200 wrote to memory of 1384	1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1200 wrote to memory of 1384	1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1200 wrote to memory of 1384	1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe
PID 1200 wrote to memory of 1384	1200	88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
"C:\Users\Admin\AppData\Local\Temp\88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1388

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hfRukTKwYAFFC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7A7E.tmp"
2⤵
- Creates scheduled task(s)
PID:628

C:\Users\Admin\AppData\Local\Temp\88a42c019e2dcd367a2a2265dd98ea239cefc53a61433a7b6ce6cf7f09ac86a3.exe
"{path}"
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:1200

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NTFS Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7F10.tmp"
3⤵
- Creates scheduled task(s)
PID:1912

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NTFS Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7FFB.tmp"
3⤵
- Creates scheduled task(s)
PID:1384

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7A7E.tmp
Filesize
1KB

MD5
c8f969291e024355decd255b015bf4a3

SHA1
b258be1fa56cb3ac563b642f44b9429eb8172a5d

SHA256
1bb006965bd429643fc71db107efec5521f239287f552eb8a959cd9bfcf489a9

SHA512
f534a1260fea7947fff70e1af3d8e77111c50f44832e181883e1140df87bd855c481d8811be563977bff8e4a385a4f0b92028429ae20f36045bb435b78513750

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7F10.tmp
Filesize
1KB

MD5
0931734f41da842afc8beebc8c3e79bb

SHA1
9da17394cbbb0050bd45e4dc1a1edf96bc0255c6

SHA256
71378595d0177edda1568907803de927bc08717b3141db2f65f57dc802f34044

SHA512
09492b8b0789cb7ebe52c890a98b3dfdbb46238be842b81f0ab6fcba6e97d7f864ba2755689435dbe717d8bd26550781ca86b44ecd771f45f29f3554b726e3e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7FFB.tmp
Filesize
1KB

MD5
981e126601526eaa5b0ad45c496c4465

SHA1
d610d6a21a8420cc73fcd3e54ddae75a5897b28b

SHA256
11ae277dfa39e7038b782ca6557339e7fe88533fe83705c356a1500a1402d527

SHA512
a59fb704d931ccb7e1ec1a7b98e24ccd8708be529066c6de4b673098cdebef539f7f50d9e051c43954b5a8e7f810862b3a4ede170f131e080dadc3e763ed4bdb

Download Submit
memory/628-59-0x0000000000000000-mapping.dmp

Download
memory/1200-62-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1200-78-0x0000000000350000-0x000000000035A000-memory.dmp

Filesize
40KB

Download
memory/1200-92-0x00000000007C0000-0x00000000007D4000-memory.dmp

Filesize
80KB

Download
memory/1200-61-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1200-91-0x0000000000E40000-0x0000000000E6E000-memory.dmp

Filesize
184KB

Download
memory/1200-64-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1200-65-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1200-67-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1200-68-0x000000000041E792-mapping.dmp

Download
memory/1200-70-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1200-72-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1200-90-0x0000000000750000-0x000000000075E000-memory.dmp

Filesize
56KB

Download
memory/1200-89-0x0000000000740000-0x0000000000754000-memory.dmp

Filesize
80KB

Download
memory/1200-88-0x0000000000730000-0x0000000000740000-memory.dmp

Filesize
64KB

Download
memory/1200-87-0x00000000006A0000-0x00000000006B4000-memory.dmp

Filesize
80KB

Download
memory/1200-86-0x0000000000690000-0x000000000069C000-memory.dmp

Filesize
48KB

Download
memory/1200-79-0x0000000000360000-0x000000000037E000-memory.dmp

Filesize
120KB

Download
memory/1200-80-0x0000000000380000-0x000000000038A000-memory.dmp

Filesize
40KB

Download
memory/1200-81-0x00000000003F0000-0x0000000000402000-memory.dmp

Filesize
72KB

Download
memory/1200-82-0x0000000000440000-0x000000000045A000-memory.dmp

Filesize
104KB

Download
memory/1200-83-0x00000000004B0000-0x00000000004BE000-memory.dmp

Filesize
56KB

Download
memory/1200-84-0x00000000005F0000-0x0000000000602000-memory.dmp

Filesize
72KB

Download
memory/1200-85-0x0000000000680000-0x000000000068E000-memory.dmp

Filesize
56KB

Download
memory/1384-76-0x0000000000000000-mapping.dmp

Download
memory/1388-58-0x0000000000AD0000-0x0000000000B0A000-memory.dmp

Filesize
232KB

Download
memory/1388-55-0x0000000075E11000-0x0000000075E13000-memory.dmp

Filesize
8KB

Download
memory/1388-56-0x0000000000520000-0x0000000000540000-memory.dmp

Filesize
128KB

Download
memory/1388-54-0x0000000000FC0000-0x0000000001094000-memory.dmp

Filesize
848KB

Download
memory/1388-57-0x0000000005250000-0x00000000052DC000-memory.dmp

Filesize
560KB

Download
memory/1912-74-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads