nanocore | 55136e48846424dba4e779d885364790bd078642b02b161a0f8c8c141ea8a524

General

Target

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
Size

527KB
MD5

2ae1cbcdaa9a7eb492ec494193250e63
SHA1

ff0f79fba2f9552f61a0bf6313e74c407801aef0
SHA256

55136e48846424dba4e779d885364790bd078642b02b161a0f8c8c141ea8a524
SHA512

92f480ff53149cb8ea950ed24cfee2e025fc913bd8249f5f3bf9dd5fa77cb3009ac796e4e48f6c3431959d4a2b2e6524d66a89339e485af9a566ee8f1609a2a1
SSDEEP

12288:JLz6hGSgtsJcctRZ2y46AKV5egz+LPw4BPOe2U:AgQccHgy4R0egz+JV2

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

194.5.98.3:4321

Mutex

1b787288-3820-406e-95fa-ca959b4e1d82

Attributes

activate_away_mode
true
backup_connection_host
194.5.98.3
backup_dns_server
buffer_size
65535
build_time
2020-11-30T13:42:04.191855836Z
bypass_user_account_control
true
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
true
connect_delay
4000
connection_port
4321
default_group
CHISOM
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
1b787288-3820-406e-95fa-ca959b4e1d82
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
194.5.98.3
primary_dns_server
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

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

Processes:

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Control Panel\International\Geo\Nation	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\PCI Service = "C:\\Program Files (x86)\\PCI Service\\pcisvc.exe"	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

description	pid	process	target process
PID 2424 set thread context of 5068	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

Drops file in Program Files directory 2 IoCs

Processes:

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

description	ioc	process
File created	C:\Program Files (x86)\PCI Service\pcisvc.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\PCI Service\pcisvc.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

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

System Information Discovery
T1082
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exe

pid process

2892 schtasks.exe

pid	process
2892	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

pid	process
2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
5068	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
5068	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
5068	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

pid process

5068 2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

pid	process
5068	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
Token: SeDebugPrivilege	5068	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

description	pid	process	target process
PID 2424 wrote to memory of 2892	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	schtasks.exe
PID 2424 wrote to memory of 2892	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	schtasks.exe
PID 2424 wrote to memory of 2892	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	schtasks.exe
PID 2424 wrote to memory of 5068	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
PID 2424 wrote to memory of 5068	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
PID 2424 wrote to memory of 5068	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
PID 2424 wrote to memory of 5068	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
PID 2424 wrote to memory of 5068	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
PID 2424 wrote to memory of 5068	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
PID 2424 wrote to memory of 5068	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
PID 2424 wrote to memory of 5068	2424	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe	2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2424

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZlQvLrqP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7611.tmp"
2⤵
- Scheduled Task/Job: Scheduled Task
PID:2892

C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2ae1cbcdaa9a7eb492ec494193250e63_JaffaCakes118.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
PID:5068

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7611.tmp
Filesize
1KB

MD5
fe09435f76e92998c68cdcc1c773d224

SHA1
fb6977e12a8139130ebb30cdcca33299033615fb

SHA256
e02a80edadc419f5f21c4733f86a0702acad2f185522e18ac59ff29877bff56f

SHA512
b55701886fb6e19b3ac781bbc1185b0c030a2faae12370951edc1a17b618c1add3a1b6246403bcb68f6e1ad6262be2cd36825c1ee60f636075075b6eafc4229c

Download Submit
memory/2424-10-0x00000000747F0000-0x0000000074FA0000-memory.dmp

Filesize
7.7MB

Download
memory/2424-5-0x0000000005080000-0x000000000508A000-memory.dmp

Filesize
40KB

Download
memory/2424-11-0x0000000000DF0000-0x0000000000E52000-memory.dmp

Filesize
392KB

Download
memory/2424-20-0x00000000747F0000-0x0000000074FA0000-memory.dmp

Filesize
7.7MB

Download
memory/2424-1-0x00000000005A0000-0x000000000062A000-memory.dmp

Filesize
552KB

Download
memory/2424-6-0x00000000051F0000-0x0000000005246000-memory.dmp

Filesize
344KB

Download
memory/2424-7-0x00000000747F0000-0x0000000074FA0000-memory.dmp

Filesize
7.7MB

Download
memory/2424-8-0x0000000005250000-0x000000000525A000-memory.dmp

Filesize
40KB

Download
memory/2424-9-0x00000000747FE000-0x00000000747FF000-memory.dmp

Filesize
4KB

Download
memory/2424-0-0x00000000747FE000-0x00000000747FF000-memory.dmp

Filesize
4KB

Download
memory/2424-3-0x0000000005600000-0x0000000005BA4000-memory.dmp

Filesize
5.6MB

Download
memory/2424-2-0x0000000004FA0000-0x000000000503C000-memory.dmp

Filesize
624KB

Download
memory/2424-4-0x00000000050F0000-0x0000000005182000-memory.dmp

Filesize
584KB

Download
memory/5068-19-0x00000000747F0000-0x0000000074FA0000-memory.dmp

Filesize
7.7MB

Download
memory/5068-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/5068-21-0x00000000747F0000-0x0000000074FA0000-memory.dmp

Filesize
7.7MB

Download
memory/5068-24-0x0000000005B50000-0x0000000005B5A000-memory.dmp

Filesize
40KB

Download
memory/5068-25-0x0000000005B60000-0x0000000005B7E000-memory.dmp

Filesize
120KB

Download
memory/5068-26-0x00000000068E0000-0x00000000068EA000-memory.dmp

Filesize
40KB

Download
memory/5068-27-0x00000000747F0000-0x0000000074FA0000-memory.dmp

Filesize
7.7MB

Download
memory/5068-28-0x00000000747F0000-0x0000000074FA0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads