nanocore | df8bf20364ce7962c466084b46a93ad6762b2459191b39d0c141d4c9c375e4da

General

Target

ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe
Size

1.2MB
MD5

ec9dc86cbda5ad0a0b6c79654e361642
SHA1

9363fc43bb1f3534df3afd40812c75028f390cf5
SHA256

df8bf20364ce7962c466084b46a93ad6762b2459191b39d0c141d4c9c375e4da
SHA512

3d2014114b654a5a23bfbdcd70b3c819272ea33f3581f6b4d7b1980406cce5e4613d08795efebc0815fbdb8a6bab751020ec8713fd750f95594e31af586986d6
SSDEEP

12288:WGiW1r7KOT49jaOcsFYJDc9F3nC0Py3gAh7IalhBXRp5DH//rLD5FgRX8A/f0YGs:pYOT4FcsFY3blhBXdPDDgyclh1m

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

blackbladeinc52.ddns.net:1664

Mutex

fbbfab5f-08ef-48d2-8383-b548f171bb82

Attributes

activate_away_mode
true
backup_connection_host
blackbladeinc52.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-05-26T16:20:34.020102036Z
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
1664
default_group
NEW MONEY
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
fbbfab5f-08ef-48d2-8383-b548f171bb82
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
blackbladeinc52.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\TCP Subsystem = "C:\\Program Files (x86)\\TCP Subsystem\\tcpss.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe

description pid process target process

PID 2072 set thread context of 1612 2072 ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe RegSvcs.exe

description	pid	process	target process
PID 2072 set thread context of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\TCP Subsystem\tcpss.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\TCP Subsystem\tcpss.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

2860 schtasks.exe
2848 schtasks.exe
2028 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

1612 RegSvcs.exe
1612 RegSvcs.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

1612 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1612 RegSvcs.exe

pid	process
2860	schtasks.exe
2848	schtasks.exe
2028	schtasks.exe

pid	process
1612	RegSvcs.exe
1612	RegSvcs.exe

pid	process
1612	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1612	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exeRegSvcs.exe

description	pid	process	target process
PID 2072 wrote to memory of 2860	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	schtasks.exe
PID 2072 wrote to memory of 2860	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	schtasks.exe
PID 2072 wrote to memory of 2860	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	schtasks.exe
PID 2072 wrote to memory of 2860	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	schtasks.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 2072 wrote to memory of 1612	2072	ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe	RegSvcs.exe
PID 1612 wrote to memory of 2848	1612	RegSvcs.exe	schtasks.exe
PID 1612 wrote to memory of 2848	1612	RegSvcs.exe	schtasks.exe
PID 1612 wrote to memory of 2848	1612	RegSvcs.exe	schtasks.exe
PID 1612 wrote to memory of 2848	1612	RegSvcs.exe	schtasks.exe
PID 1612 wrote to memory of 2028	1612	RegSvcs.exe	schtasks.exe
PID 1612 wrote to memory of 2028	1612	RegSvcs.exe	schtasks.exe
PID 1612 wrote to memory of 2028	1612	RegSvcs.exe	schtasks.exe
PID 1612 wrote to memory of 2028	1612	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ec9dc86cbda5ad0a0b6c79654e361642_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2072

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CNPJbUTxJtD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp225F.tmp"
2⤵
- Creates scheduled task(s)
PID:2860

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:1612

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "TCP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3034.tmp"
3⤵
- Creates scheduled task(s)
PID:2848

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "TCP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp32A5.tmp"
3⤵
- Creates scheduled task(s)
PID:2028

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\tmp225F.tmp
Filesize
1KB

MD5
2066b4438fa2ebc7d50dfa230ec8cccb

SHA1
78ae973fae583b6c526bb672e3d034b6367f7fcf

SHA256
56fddc622648026e50dddb0292411fd31acd43c9e5b9980b0167243f7c3a9e7c

SHA512
3a0b0827b69d296f6768e42f6f8e48bc8295b8722a7694eb24525594d995d4bb8125deb5af7db57d195c1ed9c57567831a022b60cd5f136737e595846ebbd544

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3034.tmp
Filesize
1KB

MD5
40b11ef601fb28f9b2e69d36857bf2ec

SHA1
b6454020ad2ceed193f4792b77001d0bd741b370

SHA256
c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

SHA512
e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp32A5.tmp
Filesize
1KB

MD5
4b7ef560289c0f62d0baf6f14f48a57a

SHA1
8331acb90dde588aa3196919f6e847f398fd06d1

SHA256
062844155306130d6fafc4fe10ac9e5ddd2ed462532b729c50cdc979c0d83207

SHA512
ecaa27c4b703d95f9f9b37d8c339982970482e7dab968c2010e0aa644bbfa31973111aafb827565af30c423d1d14e4ff997ec149614e713ff7ef3456894d02d8

Download Submit
memory/1612-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1612-25-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1612-41-0x00000000002D0000-0x0000000000310000-memory.dmp

Filesize
256KB

Download
memory/1612-40-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/1612-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1612-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1612-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1612-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1612-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1612-39-0x00000000002D0000-0x0000000000310000-memory.dmp

Filesize
256KB

Download
memory/1612-23-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1612-38-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/1612-37-0x00000000002D0000-0x0000000000310000-memory.dmp

Filesize
256KB

Download
memory/1612-27-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/1612-28-0x00000000002D0000-0x0000000000310000-memory.dmp

Filesize
256KB

Download
memory/1612-29-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/2072-1-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/2072-2-0x00000000002F0000-0x0000000000330000-memory.dmp

Filesize
256KB

Download
memory/2072-26-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/2072-4-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/2072-0-0x00000000743E0000-0x000000007498B000-memory.dmp

Filesize
5.7MB

Download
memory/2072-3-0x00000000002F0000-0x0000000000330000-memory.dmp

Filesize
256KB

Download
memory/2072-5-0x00000000002F0000-0x0000000000330000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads