nanocore | 396af88f6a9eeb0614ce8aa23bbb42b24ce01ab5abb18b87d49a24dc16db0a7a

General

Target

d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe
Size

785KB
MD5

d75e198aabc8f95796bd8a8cd15a5313
SHA1

52eda5c4c002aa5b9672275b276786e2a94e5423
SHA256

396af88f6a9eeb0614ce8aa23bbb42b24ce01ab5abb18b87d49a24dc16db0a7a
SHA512

c7ee5e86c5f6257d654f5d9f3a9aaf69494e390003208aa9e27e8e4175b7e86c7fb453de5ea6965236a4568de26e6a576144410c1d109bc845b2c8ca5dc82590
SSDEEP

12288:5/2RuIocirEJUitAi6uwgP3VDbVcY6otf6Cjp5QuYhMKCBwurT1cegQXaw1yJCX:5/2RIzr7BycY6SSCj3Yh

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

godisgood1.hopto.org:7712

Mutex

9ed8d108-2eb1-4e23-9679-783796e4baff

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-04-23T17:16:53.813634136Z
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
7712
default_group
Default
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
9ed8d108-2eb1-4e23-9679-783796e4baff
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
godisgood1.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

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\DHCP Host = "C:\\Program Files (x86)\\DHCP Host\\dhcphost.exe"	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4528 set thread context of 2800	4528	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	99

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DHCP Host\dhcphost.exe	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\DHCP Host\dhcphost.exe	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2724	schtasks.exe
4176	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe
2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe
2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 2800	4528	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	99
PID 4528 wrote to memory of 2800	4528	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	99
PID 4528 wrote to memory of 2800	4528	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	99
PID 4528 wrote to memory of 2800	4528	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	99
PID 4528 wrote to memory of 2800	4528	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	99
PID 4528 wrote to memory of 2800	4528	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	99
PID 4528 wrote to memory of 2800	4528	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	99
PID 4528 wrote to memory of 2800	4528	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	99
PID 2800 wrote to memory of 2724	2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	100
PID 2800 wrote to memory of 2724	2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	100
PID 2800 wrote to memory of 2724	2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	100
PID 2800 wrote to memory of 4176	2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	102
PID 2800 wrote to memory of 4176	2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	102
PID 2800 wrote to memory of 4176	2800	d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe	102

C:\Users\Admin\AppData\Local\Temp\d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4528
- C:\Users\Admin\AppData\Local\Temp\d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe
  "{path}"
  2⤵
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - 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:2800
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DHCP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp337.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2724
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DHCP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp386.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4176

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

System Information Discovery

1

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\Microsoft\CLR_v2.0_32\UsageLogs\d75e198aabc8f95796bd8a8cd15a5313_JaffaCakes118.exe.log

Filesize
496B

MD5
cb76b18ebed3a9f05a14aed43d35fba6

SHA1
836a4b4e351846fca08b84149cb734cb59b8c0d6

SHA256
8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

SHA512
7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp337.tmp

Filesize
1KB

MD5
f8c1f3c471a2652288292831344fe7dc

SHA1
1afc118bf25a1e37f9208d2aa5e76a4018f1d567

SHA256
e7bf3c3ae5b7897219d36330cb7505dfeb76363cedb941baec02a87b14b32964

SHA512
4f8db56679b0ddaf3488d567ca02d50fa206a27d8d4d087c1b35f9420fa53db2fdb72057d4d6343c45e46fa3daa8e1af666b6e72b2678e8c40362a81c3677934

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp386.tmp

Filesize
1KB

MD5
0479d5f304ef2d7e3c15fb24a99f88c1

SHA1
8edbb1450a656fac5f5e96779ffe440ee8c1aec9

SHA256
112557c2b2d0c669a3b115129dc32f005341e965330fa8f2ad3e5de1926594bc

SHA512
537e8d87e5cd975f0e69bb145f81d6e9d7b0d82eed143ac351304ea38577137386a51fdb7357ec6d641eb04ff5f51e249bba2db8a4b5bf2934d561394a4a3f15

Download Submit
memory/2800-9-0x0000000075230000-0x00000000757E1000-memory.dmp

Filesize
5.7MB

Download
memory/2800-20-0x0000000075230000-0x00000000757E1000-memory.dmp

Filesize
5.7MB

Download
memory/2800-19-0x0000000075230000-0x00000000757E1000-memory.dmp

Filesize
5.7MB

Download
memory/2800-18-0x0000000075230000-0x00000000757E1000-memory.dmp

Filesize
5.7MB

Download
memory/2800-6-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4528-3-0x0000000075230000-0x00000000757E1000-memory.dmp

Filesize
5.7MB

Download
memory/4528-10-0x0000000075230000-0x00000000757E1000-memory.dmp

Filesize
5.7MB

Download
memory/4528-5-0x0000000075230000-0x00000000757E1000-memory.dmp

Filesize
5.7MB

Download
memory/4528-4-0x0000000075232000-0x0000000075233000-memory.dmp

Filesize
4KB

Download
memory/4528-0-0x0000000075232000-0x0000000075233000-memory.dmp

Filesize
4KB

Download
memory/4528-2-0x0000000075230000-0x00000000757E1000-memory.dmp

Filesize
5.7MB

Download
memory/4528-1-0x0000000075230000-0x00000000757E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads