nanocore | dbfc1426b8273f1490e9f8b61929a3e00fdeefaaef7a4400a1dae2ed2f953a38

General

Target

f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
Size

886KB
MD5

f359c569b703f59767d4f322c08ffd1b
SHA1

176ff19dad6778406d0ce0033a3f4116a2877f57
SHA256

dbfc1426b8273f1490e9f8b61929a3e00fdeefaaef7a4400a1dae2ed2f953a38
SHA512

d143905bb52e0260e40da5a77158066ede52721f4bac7a769f67078565fc886f9cc15f8228813c23f9c41063b73195dde17e06808c3fbf06bd9b0e6eb1f0c19e
SSDEEP

12288:6B/QmMeIgJ/dfZdm1zBmbMMm21dZL4XsgL0Ec:g/Qg4pBmo3W40r

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

tzitziklishop.ddns.net:1665

Mutex

76131181-f427-4fea-9060-b76d3b69a321

Attributes

activate_away_mode
true
backup_connection_host
tzitziklishop.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-05-29T02:49:42.057419436Z
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
1665
default_group
AUGUST
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
76131181-f427-4fea-9060-b76d3b69a321
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
tzitziklishop.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

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe

description pid process target process

PID 2280 set thread context of 2120 2280 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe RegSvcs.exe

description	pid	process	target process
PID 2280 set thread context of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

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

2596 schtasks.exe
2716 schtasks.exe
1924 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exeRegSvcs.exe

pid process

2280 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
2120 RegSvcs.exe
2120 RegSvcs.exe
2120 RegSvcs.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

2120 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2280 f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
Token: SeDebugPrivilege 2120 RegSvcs.exe

pid	process
2596	schtasks.exe
2716	schtasks.exe
1924	schtasks.exe

pid	process
2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
2120	RegSvcs.exe
2120	RegSvcs.exe
2120	RegSvcs.exe

pid	process
2120	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
Token: SeDebugPrivilege	2120	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exeRegSvcs.exe

description	pid	process	target process
PID 2280 wrote to memory of 2716	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	schtasks.exe
PID 2280 wrote to memory of 2716	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	schtasks.exe
PID 2280 wrote to memory of 2716	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	schtasks.exe
PID 2280 wrote to memory of 2716	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	schtasks.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2280 wrote to memory of 2120	2280	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	RegSvcs.exe
PID 2120 wrote to memory of 1924	2120	RegSvcs.exe	schtasks.exe
PID 2120 wrote to memory of 1924	2120	RegSvcs.exe	schtasks.exe
PID 2120 wrote to memory of 1924	2120	RegSvcs.exe	schtasks.exe
PID 2120 wrote to memory of 1924	2120	RegSvcs.exe	schtasks.exe
PID 2120 wrote to memory of 2596	2120	RegSvcs.exe	schtasks.exe
PID 2120 wrote to memory of 2596	2120	RegSvcs.exe	schtasks.exe
PID 2120 wrote to memory of 2596	2120	RegSvcs.exe	schtasks.exe
PID 2120 wrote to memory of 2596	2120	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2280

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uLYBYmiNfIUD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEC62.tmp"
2⤵
- Creates scheduled task(s)
PID:2716

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\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
- Suspicious use of WriteProcessMemory
PID:2120

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "ISS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF576.tmp"
3⤵
- Creates scheduled task(s)
PID:1924

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "ISS Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF69F.tmp"
3⤵
- Creates scheduled task(s)
PID:2596

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEC62.tmp
Filesize
1KB

MD5
92df2bdb6d582bfbb34f901078bc08bd

SHA1
ab5e22864f71e5a54f0b71fee3819198a6f5f329

SHA256
6fd3fdd98711d0b977840f9d3e906a3e04bf5d7a31a4ea078ae640b6d1421cfc

SHA512
1617ea0987ede184514fe0485ba2ca082d5019a56cf83a168b63f74dcad05388939c4200711411c1301ff485fe923d93e03db1e836f3b7fe4157c1bdc4cbbd44

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF576.tmp
Filesize
1KB

MD5
40b11ef601fb28f9b2e69d36857bf2ec

SHA1
b6454020ad2ceed193f4792b77001d0bd741b370

SHA256
c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

SHA512
e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF69F.tmp
Filesize
1KB

MD5
3d1580c0395f6de62659467f5b7f1acf

SHA1
8e73a3885896cecca7ff799a272fc9ddfe06ea96

SHA256
6f40196c42a171f24a3e16edeca664cdc5a2f7c150d468255b0e14ab10a2b714

SHA512
7637c0d9b03227dffcb00a68d97ddce60bfc40ca0f8a7a4bbd700ea56be6d570908511dea5cab9f609a7da2e558e5298c482fd1e330af085f9c52867d5a847ea

Download Submit
memory/2120-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2120-24-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download
memory/2120-38-0x0000000000E50000-0x0000000000E90000-memory.dmp

Filesize
256KB

Download
memory/2120-37-0x0000000000E50000-0x0000000000E90000-memory.dmp

Filesize
256KB

Download
memory/2120-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2120-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2120-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2120-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2120-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2120-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2120-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2120-36-0x0000000000E50000-0x0000000000E90000-memory.dmp

Filesize
256KB

Download
memory/2120-35-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download
memory/2120-25-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download
memory/2120-34-0x0000000000E50000-0x0000000000E90000-memory.dmp

Filesize
256KB

Download
memory/2120-33-0x0000000000E50000-0x0000000000E90000-memory.dmp

Filesize
256KB

Download
memory/2280-1-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download
memory/2280-2-0x0000000000190000-0x00000000001D0000-memory.dmp

Filesize
256KB

Download
memory/2280-23-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download
memory/2280-4-0x0000000000190000-0x00000000001D0000-memory.dmp

Filesize
256KB

Download
memory/2280-0-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download
memory/2280-3-0x0000000074C20000-0x00000000751CB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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