nanocore | 1778a255b790b18f042384c6ebb3176d3f3f0fd172d313b07242ac42b000132e

General

Target

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
Size

544KB
MD5

549e7f845117790309446949d7eaae7c
SHA1

4623be14eeb5a3d625f3bd8d76644133bba21925
SHA256

1778a255b790b18f042384c6ebb3176d3f3f0fd172d313b07242ac42b000132e
SHA512

b00c33f328b7f4b1a755f461e0041c847b9fa645a3053caad8aabd688296aa086ebc0e7a8d5e69c79a6a67764b09f0990b3d3ce07e882ae7f8ab7c14f0c383f7
SSDEEP

12288:oUGBb2U1v2zv1gVJAMugu0bU8xCiJSKIKSg:Wrc2zrU8xCUXSg

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

ruffella.ddns.net:1122

127.0.0.1:1122

Mutex

06e7bbf5-110b-4d73-baba-9d6aeece3a75

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-06-30T11:16:34.404861436Z
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
1122
default_group
AWESOME
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
06e7bbf5-110b-4d73-baba-9d6aeece3a75
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
ruffella.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

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:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.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"	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	pid	process	target process
PID 3668 set thread context of 4812	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Drops file in Program Files directory 2 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	ioc	process
File created	C:\Program Files (x86)\DHCP Service\dhcpsv.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\DHCP Service\dhcpsv.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

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

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/Job
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

2040 schtasks.exe
960 schtasks.exe
1696 schtasks.exe

pid	process
2040	schtasks.exe
960	schtasks.exe
1696	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

pid	process
3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

pid process

4812 549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

pid	process
4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
Token: SeDebugPrivilege	4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3668

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XRgItgAeBZGif" /XML "C:\Users\Admin\AppData\Local\Temp\tmp344A.tmp"
2⤵
- Creates scheduled task(s)
PID:1696

C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe"
2⤵
PID:4364

C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe"
2⤵
PID:4808

C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe"
2⤵
PID:3720

C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_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
- Suspicious use of WriteProcessMemory
PID:4812

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp39F7.tmp"
3⤵
- Creates scheduled task(s)
PID:2040

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3A46.tmp"
3⤵
- Creates scheduled task(s)
PID:960

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

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe.log
Filesize
1KB

MD5
84e77a587d94307c0ac1357eb4d3d46f

SHA1
83cc900f9401f43d181207d64c5adba7a85edc1e

SHA256
e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

SHA512
aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp344A.tmp
Filesize
1KB

MD5
1cae09abd0d02a76a5d81546b6f599eb

SHA1
668543adabd5ee5203cda7706e90bbb34172a79c

SHA256
96c8d7881f4fccde04de2871113c04166f0fecece52fea38e0fea96ef99c3988

SHA512
df57906bb95edfb93aa08f17bfca14bb1a022a9e2a73f2973cf7ac59f1169096f6f64fa3dfd58365bbf02b00ce79af791cbc7fc83bd48b94fbb79a91d870b788

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp39F7.tmp
Filesize
1KB

MD5
3a0c75e15140bf2cfca85d7e6088eaca

SHA1
b469cb43a605342ba361122a2105d48ced8e5840

SHA256
0bc3016b5453c9c5378835547565fbafdc625e439f29ff78dce85d68fad9913f

SHA512
468f2e45cf87c9b5b7de205a4e1255d22f71d67a35f403906091d6bcfc74612f36d0f22ef7cee774094bdb218f26304211bbf91555abffc9fd7a574f3f5788de

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3A46.tmp
Filesize
1KB

MD5
a77c223a0fc492dccd6fb9975f7a8766

SHA1
5e813636ae9b8138d78919348a5da3a6e8bd74b5

SHA256
589df7325d42409c50827600fedb240171ee4bdab85916474a37800c2382829e

SHA512
315cea8fde3c594404f5d3c96c710af1214cff6d08ccdb40634a739e108ff810e02624735a2b8c3e3720157b4a55327f317c3c23c3a681b46b9ab0f19060f7c0

Download Submit
memory/3668-12-0x0000000006560000-0x000000000659C000-memory.dmp

Filesize
240KB

Download
memory/3668-4-0x00000000056F0000-0x000000000578C000-memory.dmp

Filesize
624KB

Download
memory/3668-6-0x0000000074CA0000-0x0000000075450000-memory.dmp

Filesize
7.7MB

Download
memory/3668-7-0x00000000056A0000-0x00000000056B8000-memory.dmp

Filesize
96KB

Download
memory/3668-8-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

Filesize
4KB

Download
memory/3668-9-0x0000000074CA0000-0x0000000075450000-memory.dmp

Filesize
7.7MB

Download
memory/3668-10-0x0000000006500000-0x000000000655C000-memory.dmp

Filesize
368KB

Download
memory/3668-11-0x00000000058F0000-0x00000000058F6000-memory.dmp

Filesize
24KB

Download
memory/3668-0-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

Filesize
4KB

Download
memory/3668-3-0x00000000055B0000-0x0000000005642000-memory.dmp

Filesize
584KB

Download
memory/3668-1-0x0000000000B70000-0x0000000000BFE000-memory.dmp

Filesize
568KB

Download
memory/3668-5-0x0000000005660000-0x000000000566A000-memory.dmp

Filesize
40KB

Download
memory/3668-21-0x0000000074CA0000-0x0000000075450000-memory.dmp

Filesize
7.7MB

Download
memory/3668-2-0x0000000005AC0000-0x0000000006064000-memory.dmp

Filesize
5.6MB

Download
memory/4812-23-0x0000000074CA0000-0x0000000075450000-memory.dmp

Filesize
7.7MB

Download
memory/4812-22-0x0000000074CA0000-0x0000000075450000-memory.dmp

Filesize
7.7MB

Download
memory/4812-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4812-31-0x0000000005870000-0x000000000587A000-memory.dmp

Filesize
40KB

Download
memory/4812-32-0x0000000005AA0000-0x0000000005ABE000-memory.dmp

Filesize
120KB

Download
memory/4812-33-0x00000000069C0000-0x00000000069CA000-memory.dmp

Filesize
40KB

Download
memory/4812-34-0x0000000074CA0000-0x0000000075450000-memory.dmp

Filesize
7.7MB

Download
memory/4812-35-0x0000000074CA0000-0x0000000075450000-memory.dmp

Filesize
7.7MB

Download

description	pid	process	target process
PID 3668 wrote to memory of 1696	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 3668 wrote to memory of 1696	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 3668 wrote to memory of 1696	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 3668 wrote to memory of 4364	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4364	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4364	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4808	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4808	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4808	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 3720	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 3720	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 3720	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4812	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4812	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4812	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4812	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4812	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4812	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4812	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 3668 wrote to memory of 4812	3668	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 4812 wrote to memory of 2040	4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 4812 wrote to memory of 2040	4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 4812 wrote to memory of 2040	4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 4812 wrote to memory of 960	4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 4812 wrote to memory of 960	4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 4812 wrote to memory of 960	4812	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads