nanocore | 15f0aac31d57cff82f66f71e05e8a186752b8d93ff94c0d1e7c88d11f0c0b55a

General

Target

f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe
Size

647KB
MD5

f7e052b5bdc7acba61a7da451888278d
SHA1

4ff71d7cc50db04b3530059ffe9fab99dc1456ef
SHA256

15f0aac31d57cff82f66f71e05e8a186752b8d93ff94c0d1e7c88d11f0c0b55a
SHA512

27a766147a5993206a4d6b87d93a6336e0fca62e890592986de7390d364139a8fb1f0dbe8f8de3b6ca8ec06e088162f4f93121ae4a43e4fe35d8fcb9c9ea4585
SSDEEP

12288:o6Mylpi0bEMHfM39CCId4taTeIATGbErTGW8B0vUK:o6MQb7r4taTeDGSO2

Score

10^/10

nanocore discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

abidejeks.hopto.org:8989

127.0.0.1:8989

Mutex

a712fb74-89b9-421b-a1b6-89abc2881b8b

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2019-09-06T20:17:15.313056236Z
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
8989
default_group
Holy Abide
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
a712fb74-89b9-421b-a1b6-89abc2881b8b
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
abidejeks.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

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 904 set thread context of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31

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

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	schtasks.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	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.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
812	schtasks.exe
1680	schtasks.exe
2668	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2944	RegSvcs.exe
2944	RegSvcs.exe
2944	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2944	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2944	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 904 wrote to memory of 812	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	29
PID 904 wrote to memory of 812	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	29
PID 904 wrote to memory of 812	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	29
PID 904 wrote to memory of 812	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	29
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 904 wrote to memory of 2944	904	f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe	31
PID 2944 wrote to memory of 1680	2944	RegSvcs.exe	32
PID 2944 wrote to memory of 1680	2944	RegSvcs.exe	32
PID 2944 wrote to memory of 1680	2944	RegSvcs.exe	32
PID 2944 wrote to memory of 1680	2944	RegSvcs.exe	32
PID 2944 wrote to memory of 2668	2944	RegSvcs.exe	34
PID 2944 wrote to memory of 2668	2944	RegSvcs.exe	34
PID 2944 wrote to memory of 2668	2944	RegSvcs.exe	34
PID 2944 wrote to memory of 2668	2944	RegSvcs.exe	34

C:\Users\Admin\AppData\Local\Temp\f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f7e052b5bdc7acba61a7da451888278d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:904
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CZcRCYUwFjDWb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF6AE.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:812
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2944
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DOS Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFD24.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1680
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DOS Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFECA.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2668

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\Temp\tmpF6AE.tmp

Filesize
1KB

MD5
49c2115136a11f6b668e6dabd0f8136c

SHA1
05452ddf429dcc5f30b73729eb57b078475e07ca

SHA256
624c295b795e21ffbdca60d0be19a8000d81e090c5edf708b9cc20478d1e2844

SHA512
ee2e07f197214e94b95eb8208cedbd158ff40547ce26e56e1d277a6979ea8a9155370dc2fd46e9a0a8b6e84f3fe8161ac13d8bc4ea047e9ce165f4f7aeee4807

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpFD24.tmp

Filesize
1KB

MD5
40b11ef601fb28f9b2e69d36857bf2ec

SHA1
b6454020ad2ceed193f4792b77001d0bd741b370

SHA256
c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

SHA512
e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

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

Filesize
1KB

MD5
8f5713b14cee3089852f6c8d2a7a7d57

SHA1
8bffbea05715c6434ad593cce8a2c737f80ff788

SHA256
ab3ce102242c3144f87bcbfe83984a478821cd09e62c0e5211b2ab37dde02d2c

SHA512
82bd2378c2d6bb34a1ad3f2d26bfea583fc8403691bed6668521ba3e8bc7bdbdf142f872ddbc8e5251550f47c9bbee4eb3d0d6096f80d85259082cf68a454c72

Download Submit
memory/904-0-0x0000000074A01000-0x0000000074A02000-memory.dmp

Filesize
4KB

Download
memory/904-1-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/904-2-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/904-3-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/904-4-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/904-25-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/2944-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2944-23-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2944-26-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/2944-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2944-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2944-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2944-27-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Filesize
5.7MB

Download
memory/2944-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2944-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2944-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2944-35-0x0000000074A00000-0x0000000074FAB000-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