nanocore | 0a2e69cd10d7e9eda91c498e93c961216b327a159a509d447992e6dd91a99e79

General

Target

5c2d7400b58b55608069873d3d5af238_JaffaCakes118.ps1
Size

1.9MB
MD5

5c2d7400b58b55608069873d3d5af238
SHA1

e6b6eed95f5cce0cb216a12d0b70d5496b188e7a
SHA256

0a2e69cd10d7e9eda91c498e93c961216b327a159a509d447992e6dd91a99e79
SHA512

650bdff5bf8083295de8ddae51af366a1c4f45851b94cc2142e110a53c3088348d083e3b55203967b1e48a51d4ef791564288d1cba290c0b77b5d6e874a417e9
SSDEEP

24576:ItozzyOXedxWtj6ruc+NWPl+yasPEKBG62FA3ExHEsINw8nhzdNvLPKMFfNehSG2:POnG6JB8sG62tGrnDNzPFfSN2

Score

10^/10

nanocore execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

tomcoyne.duckdns.org:482

160.202.163.245:482

Mutex

b7010afc-188d-4cb1-b171-bd2182d2dc29

Attributes

activate_away_mode
true
backup_connection_host
160.202.163.245
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2019-02-21T16:53:39.600822436Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
482
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
b7010afc-188d-4cb1-b171-bd2182d2dc29
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
tomcoyne.duckdns.org
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
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
Executes dropped EXE 1 IoCs

Processes:

mwr.exe

pid process

2624 mwr.exe

pid	process
2624	mwr.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
C:\Users\Public\mwr.exe	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

mwr.exe

description pid process target process

PID 2624 set thread context of 1148 2624 mwr.exe RegSvcs.exe
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2132 powershell.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 2624 set thread context of 1148	2624	mwr.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

powershell.exemwr.exeRegSvcs.exe

pid	process
2132	powershell.exe
2624	mwr.exe
2624	mwr.exe
1148	RegSvcs.exe
1148	RegSvcs.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

1148 RegSvcs.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

mwr.exe

pid process

2624 mwr.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2132 powershell.exe
Token: SeDebugPrivilege 1148 RegSvcs.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

mwr.exe

pid process

2624 mwr.exe
2624 mwr.exe
2624 mwr.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

mwr.exe

pid process

2624 mwr.exe
2624 mwr.exe
2624 mwr.exe

pid	process
1148	RegSvcs.exe

pid	process
2624	mwr.exe

description	pid	process
Token: SeDebugPrivilege	2132	powershell.exe
Token: SeDebugPrivilege	1148	RegSvcs.exe

pid	process
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe

pid	process
2624	mwr.exe
2624	mwr.exe
2624	mwr.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

powershell.exemwr.exe

description	pid	process	target process
PID 2132 wrote to memory of 2624	2132	powershell.exe	mwr.exe
PID 2132 wrote to memory of 2624	2132	powershell.exe	mwr.exe
PID 2132 wrote to memory of 2624	2132	powershell.exe	mwr.exe
PID 2132 wrote to memory of 2624	2132	powershell.exe	mwr.exe
PID 2624 wrote to memory of 2792	2624	mwr.exe	cmd.exe
PID 2624 wrote to memory of 2792	2624	mwr.exe	cmd.exe
PID 2624 wrote to memory of 2792	2624	mwr.exe	cmd.exe
PID 2624 wrote to memory of 2792	2624	mwr.exe	cmd.exe
PID 2624 wrote to memory of 1148	2624	mwr.exe	RegSvcs.exe
PID 2624 wrote to memory of 1148	2624	mwr.exe	RegSvcs.exe
PID 2624 wrote to memory of 1148	2624	mwr.exe	RegSvcs.exe
PID 2624 wrote to memory of 1148	2624	mwr.exe	RegSvcs.exe
PID 2624 wrote to memory of 1148	2624	mwr.exe	RegSvcs.exe
PID 2624 wrote to memory of 1148	2624	mwr.exe	RegSvcs.exe
PID 2624 wrote to memory of 1148	2624	mwr.exe	RegSvcs.exe
PID 2624 wrote to memory of 1148	2624	mwr.exe	RegSvcs.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\5c2d7400b58b55608069873d3d5af238_JaffaCakes118.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2132

C:\Users\Public\mwr.exe
"C:\Users\Public\mwr.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2624

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c copy "C:\Users\Public\mwr.exe" "C:\Users\Admin\AppData\Roaming\WebCache\AudioEng.exe"
3⤵
PID:2792

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1148

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

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\Roaming\WebCache\AudioEng.exe
Filesize
1.4MB

MD5
c87734546cd353214dd3c6d0761db2c3

SHA1
0d35fe29767037ca732f903a539b2e133c04a013

SHA256
5a8b4063ff67e4f30ad132212499558c9ecfe65e5c8daacb00759bef0a56bd4b

SHA512
4e62b148a7d84dfb23cc01e90ceebea64394dff5530cab5bf77546ca1eb6d6b28265cfac70073fa627cc492527fd7db22931f484f885d54c6f3f3cbf66fea48a

Download Submit
C:\Users\Public\mwr.exe
Filesize
1.4MB

MD5
cfe3e97746dd210830f57876ad71e566

SHA1
8b3afdb5d5e75638d711274596f9c99e265dffec

SHA256
32ad676064d22ecf50d32820a7339f76d44cb34f136d748ee2c3d903a39bf054

SHA512
57f74fb6f0bd476413b8328e16fd418e9a9978eb048a921fb12906599c82ee8d392659ca116c4063e01ed02e436f6d289be905468baf16259fa5b69fd235a6cd

Download Submit
memory/1148-26-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1148-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1148-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2132-10-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

Filesize
9.6MB

Download
memory/2132-4-0x000007FEF592E000-0x000007FEF592F000-memory.dmp

Filesize
4KB

Download
memory/2132-11-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

Filesize
9.6MB

Download
memory/2132-8-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

Filesize
9.6MB

Download
memory/2132-17-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

Filesize
9.6MB

Download
memory/2132-9-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

Filesize
9.6MB

Download
memory/2132-7-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

Filesize
9.6MB

Download
memory/2132-5-0x000000001B590000-0x000000001B872000-memory.dmp

Filesize
2.9MB

Download
memory/2132-6-0x00000000026E0000-0x00000000026E8000-memory.dmp

Filesize
32KB

Download
memory/2624-21-0x0000000000AE0000-0x0000000000AE3000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads