nanocore | dbfc1426b8273f1490e9f8b61929a3e00fdeefaaef7a4400a1dae2ed2f953a38

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2024, 11:01

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General

Target
f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
Size 886KB
Sample240416-m4n2ragg23
SHA256 dbfc1426b8273f1490e9f8b61929a3e00fdeefaaef7a4400a1dae2ed2f953a38
MD5 f359c569b703f59767d4f322c08ffd1b
SHA1 176ff19dad6778406d0ce0033a3f4116a2877f57
SHA512 d143905bb52e0260e40da5a77158066ede52721f4bac7a769f67078565fc886f9cc15f8228813c23f9c41063b73195dde17e06808c3fbf06bd9b0e6eb1f0c19e
SSDEEP 12288:6B/QmMeIgJ/dfZdm1zBmbMMm21dZL4XsgL0Ec:g/Qg4pBmo3W40r
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1826666146-2574340311-1877551059-1000\Control Panel\International\Geo\Nation	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DOS Manager = "C:\\Program Files (x86)\\DOS Manager\\dosmgr.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3080 set thread context of 4800	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	99

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DOS Manager\dosmgr.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\DOS Manager\dosmgr.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

pid	Process
5092	schtasks.exe
4528	schtasks.exe
3640	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
4800	RegSvcs.exe
4800	RegSvcs.exe
4800	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4800	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
Token: SeDebugPrivilege	4800	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 4528	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	96
PID 3080 wrote to memory of 4528	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	96
PID 3080 wrote to memory of 4528	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	96
PID 3080 wrote to memory of 768	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	98
PID 3080 wrote to memory of 768	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	98
PID 3080 wrote to memory of 768	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	98
PID 3080 wrote to memory of 4800	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	99
PID 3080 wrote to memory of 4800	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	99
PID 3080 wrote to memory of 4800	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	99
PID 3080 wrote to memory of 4800	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	99
PID 3080 wrote to memory of 4800	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	99
PID 3080 wrote to memory of 4800	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	99
PID 3080 wrote to memory of 4800	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	99
PID 3080 wrote to memory of 4800	3080	f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe	99
PID 4800 wrote to memory of 3640	4800	RegSvcs.exe	100
PID 4800 wrote to memory of 3640	4800	RegSvcs.exe	100
PID 4800 wrote to memory of 3640	4800	RegSvcs.exe	100
PID 4800 wrote to memory of 5092	4800	RegSvcs.exe	102
PID 4800 wrote to memory of 5092	4800	RegSvcs.exe	102
PID 4800 wrote to memory of 5092	4800	RegSvcs.exe	102

C:\Users\Admin\AppData\Local\Temp\f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f359c569b703f59767d4f322c08ffd1b_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uLYBYmiNfIUD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9FE.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4528
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
  2⤵
  PID:768
- 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:4800
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DOS Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1383.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3640
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DOS Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1420.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:5092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmp1383.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp1383.tmp
Size 1KB
SHA256 c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1
MD5 40b11ef601fb28f9b2e69d36857bf2ec
SHA1 b6454020ad2ceed193f4792b77001d0bd741b370
SHA512 e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5
MD5 SHA1 SHA512

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tmp1420.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp1420.tmp
Size 1KB
SHA256 ab3ce102242c3144f87bcbfe83984a478821cd09e62c0e5211b2ab37dde02d2c
MD5 8f5713b14cee3089852f6c8d2a7a7d57
SHA1 8bffbea05715c6434ad593cce8a2c737f80ff788
SHA512 82bd2378c2d6bb34a1ad3f2d26bfea583fc8403691bed6668521ba3e8bc7bdbdf142f872ddbc8e5251550f47c9bbee4eb3d0d6096f80d85259082cf68a454c72
MD5 SHA1 SHA512

Submit Download

tmp9FE.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp9FE.tmp
Size 1KB
SHA256 4778b73bc70542afbcb050d2b920152c7848b790d14ef60012cbe21d02306108
MD5 460c6fda396b7147b12c6df21f85c461
SHA1 b7a23678a08fe38b44693f52da94a5c3a46b07aa
SHA512 cada9756c3fb3b5b4f0e3fc7c436e76421d1b3bf459351b65023803f1269881b86d4ffb8b245f86008353f96a62a14dc4ad7c53476bf0e7c441d3aa37a5af27a
MD5 SHA1 SHA512

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memory/3080-4-0x0000000001760000-0x0000000001770000-memory.dmp

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memory/3080-1-0x0000000074A50000-0x0000000075001000-memory.dmp

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memory/3080-5-0x0000000001760000-0x0000000001770000-memory.dmp

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memory/3080-3-0x0000000074A50000-0x0000000075001000-memory.dmp

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memory/3080-0-0x0000000074A50000-0x0000000075001000-memory.dmp

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memory/3080-2-0x0000000001760000-0x0000000001770000-memory.dmp

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memory/3080-14-0x0000000074A50000-0x0000000075001000-memory.dmp

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memory/4800-15-0x0000000000FC0000-0x0000000000FD0000-memory.dmp

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memory/4800-16-0x0000000074A50000-0x0000000075001000-memory.dmp

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memory/4800-13-0x0000000074A50000-0x0000000075001000-memory.dmp

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memory/4800-11-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/4800-24-0x0000000000FC0000-0x0000000000FD0000-memory.dmp

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memory/4800-25-0x0000000074A50000-0x0000000075001000-memory.dmp

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memory/4800-26-0x0000000000FC0000-0x0000000000FD0000-memory.dmp

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memory/4800-27-0x0000000000FC0000-0x0000000000FD0000-memory.dmp

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