nanocore | 08919cc5cb5b5abcdc535417162cce08f2a8395fbe647a1c67386e0df13ed63f

General

Target

e93827b47638f3890aac916fe1111808_JaffaCakes118.exe
Size

453KB
MD5

e93827b47638f3890aac916fe1111808
SHA1

552c3dac7f0e22bf9a29fdd963843e8fd714d79a
SHA256

08919cc5cb5b5abcdc535417162cce08f2a8395fbe647a1c67386e0df13ed63f
SHA512

8d771b4e04edbcb77556e0fcddb4fe9910eb12e53ce77ca16f85bc95fb90bfbb223202eb07e1a4bda861fc244c1c7b3871a8289bdb060de9267dfe0a94b69c65
SSDEEP

12288:HWdVjH7tnCkrko64EuW0WR3+qmKZYULdUe:uVjbtnCS76PuVWjmIJ

Score

10^/10

nanocore agilenet discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

eter202.ddns.net:2002

127.0.0.1:2002

Mutex

53957676-27b2-45fc-90fa-942bf21dff75

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2018-12-07T19:51:32.143834936Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
2002
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
53957676-27b2-45fc-90fa-942bf21dff75
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
eter202.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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\wordpad.lnk	wordpad.exe

Executes dropped EXE 2 IoCs

pid	Process
968	wordpad.exe
1000	wordpad.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

resource	yara_rule
behavioral2/memory/968-23-0x0000000008C50000-0x0000000008C5A000-memory.dmp	agile_net

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\DPI Manager = "C:\\Program Files (x86)\\DPI Manager\\dpimgr.exe"	wordpad.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	wordpad.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 968 set thread context of 1000	968	wordpad.exe	98

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DPI Manager\dpimgr.exe	wordpad.exe
File opened for modification	C:\Program Files (x86)\DPI Manager\dpimgr.exe	wordpad.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	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wordpad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wordpad.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1000	wordpad.exe
1000	wordpad.exe
1000	wordpad.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1000	wordpad.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	1148	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe
Token: 33	1148	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	1148	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe
Token: SeDebugPrivilege	968	wordpad.exe
Token: 33	968	wordpad.exe
Token: SeIncBasePriorityPrivilege	968	wordpad.exe
Token: SeDebugPrivilege	1000	wordpad.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 2648	1148	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe	91
PID 1148 wrote to memory of 2648	1148	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe	91
PID 1148 wrote to memory of 2648	1148	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe	91
PID 1148 wrote to memory of 1924	1148	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe	95
PID 1148 wrote to memory of 1924	1148	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe	95
PID 1148 wrote to memory of 1924	1148	e93827b47638f3890aac916fe1111808_JaffaCakes118.exe	95
PID 1924 wrote to memory of 968	1924	cmd.exe	97
PID 1924 wrote to memory of 968	1924	cmd.exe	97
PID 1924 wrote to memory of 968	1924	cmd.exe	97
PID 968 wrote to memory of 1000	968	wordpad.exe	98
PID 968 wrote to memory of 1000	968	wordpad.exe	98
PID 968 wrote to memory of 1000	968	wordpad.exe	98
PID 968 wrote to memory of 1000	968	wordpad.exe	98
PID 968 wrote to memory of 1000	968	wordpad.exe	98
PID 968 wrote to memory of 1000	968	wordpad.exe	98
PID 968 wrote to memory of 1000	968	wordpad.exe	98
PID 968 wrote to memory of 1000	968	wordpad.exe	98

C:\Users\Admin\AppData\Local\Temp\e93827b47638f3890aac916fe1111808_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e93827b47638f3890aac916fe1111808_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1148
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\e93827b47638f3890aac916fe1111808_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\wordpad.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2648
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Local\wordpad.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Users\Admin\AppData\Local\wordpad.exe
    "C:\Users\Admin\AppData\Local\wordpad.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:968
  - - C:\Users\Admin\AppData\Local\wordpad.exe
      "C:\Users\Admin\AppData\Local\wordpad.exe"
      4⤵
      Executes dropped EXE
      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
      PID:1000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

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_v4.0_32\UsageLogs\wordpad.exe.log

Filesize
706B

MD5
2ef5ef69dadb8865b3d5b58c956077b8

SHA1
af2d869bac00685c745652bbd8b3fe82829a8998

SHA256
363502eb2a4e53ba02d2d85412b901fcf8e06de221736bdffa949799ef3d21e3

SHA512
66d4db5dd17d88e1d54ea0df3a7211a503dc4355de701259cefccc9f2e4e3ced9534b700099ffbb089a5a3acb082011c80b61801aa14aff76b379ce8f90d4fd3

Download Submit
C:\Users\Admin\AppData\Local\wordpad.exe

Filesize
453KB

MD5
e93827b47638f3890aac916fe1111808

SHA1
552c3dac7f0e22bf9a29fdd963843e8fd714d79a

SHA256
08919cc5cb5b5abcdc535417162cce08f2a8395fbe647a1c67386e0df13ed63f

SHA512
8d771b4e04edbcb77556e0fcddb4fe9910eb12e53ce77ca16f85bc95fb90bfbb223202eb07e1a4bda861fc244c1c7b3871a8289bdb060de9267dfe0a94b69c65

Download Submit
memory/968-24-0x0000000008D50000-0x0000000008DEC000-memory.dmp

Filesize
624KB

Download
memory/968-21-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/968-18-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/968-29-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/968-23-0x0000000008C50000-0x0000000008C5A000-memory.dmp

Filesize
40KB

Download
memory/968-19-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/968-20-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/1000-34-0x0000000005200000-0x000000000521E000-memory.dmp

Filesize
120KB

Download
memory/1000-30-0x0000000004E50000-0x0000000004E5A000-memory.dmp

Filesize
40KB

Download
memory/1000-25-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1000-35-0x0000000005C70000-0x0000000005C7A000-memory.dmp

Filesize
40KB

Download
memory/1000-33-0x0000000004ED0000-0x0000000004EDA000-memory.dmp

Filesize
40KB

Download
memory/1148-8-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/1148-14-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/1148-10-0x00000000072A0000-0x00000000072A8000-memory.dmp

Filesize
32KB

Download
memory/1148-9-0x0000000007250000-0x000000000725E000-memory.dmp

Filesize
56KB

Download
memory/1148-0-0x000000007505E000-0x000000007505F000-memory.dmp

Filesize
4KB

Download
memory/1148-3-0x0000000004EC0000-0x0000000004EF0000-memory.dmp

Filesize
192KB

Download
memory/1148-7-0x000000007505E000-0x000000007505F000-memory.dmp

Filesize
4KB

Download
memory/1148-1-0x00000000002F0000-0x000000000036C000-memory.dmp

Filesize
496KB

Download
memory/1148-6-0x00000000072E0000-0x0000000007372000-memory.dmp

Filesize
584KB

Download
memory/1148-5-0x0000000007780000-0x0000000007D24000-memory.dmp

Filesize
5.6MB

Download
memory/1148-4-0x0000000075050000-0x0000000075800000-memory.dmp

Filesize
7.7MB

Download
memory/1148-2-0x0000000004E80000-0x0000000004EC2000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads