nanocore | 7fc970a90cb2ab6afb07c3dcbbf7b30986d96858a258951937d2fd3131b842b3

General

Target

JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
Size

749KB
MD5

b1f6ec33a7a1ce75919cef261b95cdae
SHA1

a31c0a670b0d1af5eae9c75f14187e65dbe0b1ea
SHA256

7fc970a90cb2ab6afb07c3dcbbf7b30986d96858a258951937d2fd3131b842b3
SHA512

a6e150a97b221474f9d83f3869cda471fcab41f3a4c25bdf86bb177ec65772eae4a5c3b62bc9f762c96eef04d82272f80a598aefc54d54f7dd884fc5b6d59131
SSDEEP

12288:zrdYMZSBEzvGleXjT7dP0nTVtActMe1V1umVBrNaF1YgK24xJ+z:Hu7BEzvGQFP0JGIXumTrc1k

Score

10^/10

nanocore discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

1116.hopto.org:1116

185.140.53.9:1116

Mutex

909dcd33-e0d7-4bd0-87b2-b7fd2611b6b9

Attributes

activate_away_mode
true
backup_connection_host
185.140.53.9
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-02-16T08:43:19.524585136Z
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
1116
default_group
1116
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
909dcd33-e0d7-4bd0-87b2-b7fd2611b6b9
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
1116.hopto.org
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
Nanocore family
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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.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\ARP Host = "C:\\Program Files (x86)\\ARP Host\\arphost.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 560 set thread context of 1180	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	95

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\ARP Host\arphost.exe	RegSvcs.exe
File created	C:\Program Files (x86)\ARP Host\arphost.exe	RegSvcs.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2388	schtasks.exe
4504	schtasks.exe
3004	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
1180	RegSvcs.exe
1180	RegSvcs.exe
1180	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1180	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
Token: SeDebugPrivilege	1180	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 560 wrote to memory of 2388	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	93
PID 560 wrote to memory of 2388	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	93
PID 560 wrote to memory of 2388	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	93
PID 560 wrote to memory of 1180	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	95
PID 560 wrote to memory of 1180	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	95
PID 560 wrote to memory of 1180	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	95
PID 560 wrote to memory of 1180	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	95
PID 560 wrote to memory of 1180	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	95
PID 560 wrote to memory of 1180	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	95
PID 560 wrote to memory of 1180	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	95
PID 560 wrote to memory of 1180	560	JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe	95
PID 1180 wrote to memory of 4504	1180	RegSvcs.exe	96
PID 1180 wrote to memory of 4504	1180	RegSvcs.exe	96
PID 1180 wrote to memory of 4504	1180	RegSvcs.exe	96
PID 1180 wrote to memory of 3004	1180	RegSvcs.exe	98
PID 1180 wrote to memory of 3004	1180	RegSvcs.exe	98
PID 1180 wrote to memory of 3004	1180	RegSvcs.exe	98

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1f6ec33a7a1ce75919cef261b95cdae.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:560
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JpFqId" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6116.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2388
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1180
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "ARP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp6397.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4504
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "ARP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp63C7.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6397.tmp

Filesize
1KB

MD5
8cad1b41587ced0f1e74396794f31d58

SHA1
11054bf74fcf5e8e412768035e4dae43aa7b710f

SHA256
3086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c

SHA512
99c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp63C7.tmp

Filesize
1KB

MD5
447ab194ab36cb1d20078d80e502b1b2

SHA1
a947b3b2c91d7c50bb8d39bd4fc91a0d0cc5b1c0

SHA256
8d5304b20b7d7dea223ce2738e5668054250d57bf6bed86b305b69924bd472f5

SHA512
49ddc557f7f6635627eea9bf0fa12a14b7b13edb235ed560ee0044a7f87fe27b686ff878d347d0273d92eb0b318b8c2bca85c0fbf42d586ed7d7da39eac6a327

Download Submit
memory/560-5-0x0000000005550000-0x000000000555A000-memory.dmp

Filesize
40KB

Download
memory/560-2-0x0000000005A20000-0x0000000005FC4000-memory.dmp

Filesize
5.6MB

Download
memory/560-4-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/560-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/560-6-0x00000000056E0000-0x00000000056EA000-memory.dmp

Filesize
40KB

Download
memory/560-7-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/560-8-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/560-9-0x0000000006FC0000-0x000000000705C000-memory.dmp

Filesize
624KB

Download
memory/560-10-0x0000000007150000-0x00000000071D0000-memory.dmp

Filesize
512KB

Download
memory/560-1-0x0000000000940000-0x0000000000A02000-memory.dmp

Filesize
776KB

Download
memory/560-18-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/560-3-0x0000000005470000-0x0000000005502000-memory.dmp

Filesize
584KB

Download
memory/1180-20-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/1180-19-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/1180-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1180-28-0x0000000005510000-0x000000000551A000-memory.dmp

Filesize
40KB

Download
memory/1180-29-0x0000000005870000-0x000000000588E000-memory.dmp

Filesize
120KB

Download
memory/1180-30-0x0000000006610000-0x000000000661A000-memory.dmp

Filesize
40KB

Download
memory/1180-31-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/1180-32-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads