nanocore | 35d212409544435a45ce577615da11f75cc4cf6dc56bce849651aede5c1ae437

General

Target

Order List.gz.exe
Size

697KB
MD5

e0f6bbc12ebe2102cf3fcf74f9d690d9
SHA1

203b28ec0fcb113bf1ac37ffba917b94cab9e85b
SHA256

35d212409544435a45ce577615da11f75cc4cf6dc56bce849651aede5c1ae437
SHA512

7e711a6a18d561244413b9ebcfba52ed353d8eea3ecd379a39038a172ed4a2b31e5ddead87d0a6d969a9edf7c3fe782852733a5a55862fd6ed2a164161fcadc6

Score

10^/10

nanocore keylogger persistence spyware stealer suricata trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

79.134.225.100:1985

127.0.0.1:1985

Mutex

b10f8b74-4448-4597-840b-1e44a5084bfc

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-04-30T10:29:24.181451236Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
1985
default_group
OBO
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
b10f8b74-4448-4597-840b-1e44a5084bfc
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
79.134.225.100
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
suricata: ET MALWARE Possible NanoCore C2 60B
suricata

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral1/memory/1164-62-0x0000000000350000-0x000000000035B000-memory.dmp	CustAttr

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\LAN Host = "C:\\Program Files (x86)\\LAN Host\\lanhost.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Order List.gz.exe

description pid process target process

PID 1164 set thread context of 764 1164 Order List.gz.exe RegSvcs.exe

description	pid	process	target process
PID 1164 set thread context of 764	1164	Order List.gz.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\LAN Host\lanhost.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\LAN Host\lanhost.exe	RegSvcs.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

Order List.gz.exepowershell.exeRegSvcs.exe

pid	process
1164	Order List.gz.exe
760	powershell.exe
764	RegSvcs.exe
764	RegSvcs.exe
764	RegSvcs.exe
760	powershell.exe
764	RegSvcs.exe
764	RegSvcs.exe
764	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

764 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Order List.gz.exepowershell.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1164 Order List.gz.exe
Token: SeDebugPrivilege 760 powershell.exe
Token: SeDebugPrivilege 764 RegSvcs.exe

pid	process
764	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1164	Order List.gz.exe
Token: SeDebugPrivilege	760	powershell.exe
Token: SeDebugPrivilege	764	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

Order List.gz.exe

description	pid	process	target process
PID 1164 wrote to memory of 760	1164	Order List.gz.exe	powershell.exe
PID 1164 wrote to memory of 760	1164	Order List.gz.exe	powershell.exe
PID 1164 wrote to memory of 760	1164	Order List.gz.exe	powershell.exe
PID 1164 wrote to memory of 760	1164	Order List.gz.exe	powershell.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe
PID 1164 wrote to memory of 764	1164	Order List.gz.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Order List.gz.exe
"C:\Users\Admin\AppData\Local\Temp\Order List.gz.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1164

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\Order List.gz.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:760

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:764

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/760-78-0x0000000004860000-0x0000000004861000-memory.dmp

Filesize
4KB

Download
memory/760-114-0x0000000006310000-0x0000000006311000-memory.dmp

Filesize
4KB

Download
memory/760-113-0x0000000006300000-0x0000000006301000-memory.dmp

Filesize
4KB

Download
memory/760-99-0x0000000005610000-0x0000000005611000-memory.dmp

Filesize
4KB

Download
memory/760-98-0x0000000006280000-0x0000000006281000-memory.dmp

Filesize
4KB

Download
memory/760-65-0x0000000000000000-mapping.dmp

Download
memory/760-66-0x0000000075551000-0x0000000075553000-memory.dmp

Filesize
8KB

Download
memory/760-91-0x0000000006120000-0x0000000006121000-memory.dmp

Filesize
4KB

Download
memory/760-90-0x00000000060C0000-0x00000000060C1000-memory.dmp

Filesize
4KB

Download
memory/760-85-0x0000000006040000-0x0000000006041000-memory.dmp

Filesize
4KB

Download
memory/760-71-0x0000000000B60000-0x0000000000B61000-memory.dmp

Filesize
4KB

Download
memory/760-72-0x00000000048A0000-0x00000000048A1000-memory.dmp

Filesize
4KB

Download
memory/760-84-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/760-79-0x0000000004862000-0x0000000004863000-memory.dmp

Filesize
4KB

Download
memory/760-80-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download
memory/760-76-0x0000000001100000-0x0000000001101000-memory.dmp

Filesize
4KB

Download
memory/764-81-0x0000000004BA5000-0x0000000004BB6000-memory.dmp

Filesize
68KB

Download
memory/764-115-0x00000000005B0000-0x00000000005BD000-memory.dmp

Filesize
52KB

Download
memory/764-75-0x0000000000580000-0x0000000000583000-memory.dmp

Filesize
12KB

Download
memory/764-74-0x0000000000460000-0x0000000000479000-memory.dmp

Filesize
100KB

Download
memory/764-126-0x00000000041A0000-0x00000000041AF000-memory.dmp

Filesize
60KB

Download
memory/764-73-0x0000000000450000-0x0000000000455000-memory.dmp

Filesize
20KB

Download
memory/764-69-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/764-68-0x000000000041E792-mapping.dmp

Download
memory/764-67-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/764-125-0x0000000004170000-0x0000000004199000-memory.dmp

Filesize
164KB

Download
memory/764-124-0x0000000002010000-0x000000000201A000-memory.dmp

Filesize
40KB

Download
memory/764-123-0x0000000000730000-0x000000000073F000-memory.dmp

Filesize
60KB

Download
memory/764-122-0x0000000000720000-0x0000000000729000-memory.dmp

Filesize
36KB

Download
memory/764-77-0x0000000004BA0000-0x0000000004BA1000-memory.dmp

Filesize
4KB

Download
memory/764-116-0x00000000005C0000-0x00000000005D5000-memory.dmp

Filesize
84KB

Download
memory/764-117-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/764-119-0x0000000000660000-0x0000000000667000-memory.dmp

Filesize
28KB

Download
memory/764-118-0x0000000000640000-0x000000000064C000-memory.dmp

Filesize
48KB

Download
memory/764-120-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download
memory/764-121-0x0000000000710000-0x000000000071D000-memory.dmp

Filesize
52KB

Download
memory/1164-61-0x0000000004E20000-0x0000000004E21000-memory.dmp

Filesize
4KB

Download
memory/1164-62-0x0000000000350000-0x000000000035B000-memory.dmp

Filesize
44KB

Download
memory/1164-63-0x00000000059D0000-0x0000000005A4A000-memory.dmp

Filesize
488KB

Download
memory/1164-64-0x00000000008A0000-0x00000000008D5000-memory.dmp

Filesize
212KB

Download
memory/1164-59-0x0000000000BF0000-0x0000000000BF1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads