nanocore | 612c55d50423f24426425d329e98cc87ec55c5631450f8338acfe8c7b6f69081

Analysis

max time kernel
147s
max time network
148s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20/05/2024, 05:07

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General

Target

5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe
Size

459KB
MD5

5d543ec7dc016ed07039f97fae98d723
SHA1

32333a9457b20982a8ea385d8af9acf10ede321e
SHA256

612c55d50423f24426425d329e98cc87ec55c5631450f8338acfe8c7b6f69081
SHA512

7678a9e8390ca762eb61cbfa70ab9661ac950da3434f5497a90c41b4b81f733ad2f6a406797a50ac87b09b37538c0d9c8df1bf42777c3244cff8bf3af37cc5d5
SSDEEP

6144:SPNS/+PNS/ASEoViis3eho5HvAcYOADQyboSMsccL3K0:SPPPHy8iwAcUbba

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

160.202.163.246:1011

Mutex

be4bba96-32ef-41bb-8e65-218c74deb597

Attributes

activate_away_mode
false
backup_connection_host
160.202.163.246
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2018-07-26T18:51:07.558259536Z
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
1011
default_group
Heart Of Gold
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
be4bba96-32ef-41bb-8e65-218c74deb597
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
160.202.163.246
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

Drops startup file 1 IoCs

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

Executes dropped EXE 2 IoCs

pid	Process
2012	app.exe
2672	app.exe

Loads dropped DLL 2 IoCs

pid	Process
2712	cmd.exe
2012	app.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\NAS Host = "C:\\Program Files (x86)\\NAS Host\\nashost.exe"	app.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	app.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2012 set thread context of 2672	2012	app.exe	35

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NAS Host\nashost.exe	app.exe
File opened for modification	C:\Program Files (x86)\NAS Host\nashost.exe	app.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 2 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
2620	schtasks.exe
2500	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2672	app.exe
2672	app.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2672	app.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1956	5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe
Token: SeDebugPrivilege	2012	app.exe
Token: SeDebugPrivilege	2672	app.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 2236	1956	5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe	28
PID 1956 wrote to memory of 2236	1956	5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe	28
PID 1956 wrote to memory of 2236	1956	5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe	28
PID 1956 wrote to memory of 2236	1956	5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe	28
PID 1956 wrote to memory of 2712	1956	5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe	30
PID 1956 wrote to memory of 2712	1956	5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe	30
PID 1956 wrote to memory of 2712	1956	5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe	30
PID 1956 wrote to memory of 2712	1956	5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe	30
PID 2712 wrote to memory of 2012	2712	cmd.exe	32
PID 2712 wrote to memory of 2012	2712	cmd.exe	32
PID 2712 wrote to memory of 2012	2712	cmd.exe	32
PID 2712 wrote to memory of 2012	2712	cmd.exe	32
PID 2012 wrote to memory of 2672	2012	app.exe	35
PID 2012 wrote to memory of 2672	2012	app.exe	35
PID 2012 wrote to memory of 2672	2012	app.exe	35
PID 2012 wrote to memory of 2672	2012	app.exe	35
PID 2012 wrote to memory of 2672	2012	app.exe	35
PID 2012 wrote to memory of 2672	2012	app.exe	35
PID 2012 wrote to memory of 2672	2012	app.exe	35
PID 2012 wrote to memory of 2672	2012	app.exe	35
PID 2012 wrote to memory of 2672	2012	app.exe	35
PID 2672 wrote to memory of 2620	2672	app.exe	36
PID 2672 wrote to memory of 2620	2672	app.exe	36
PID 2672 wrote to memory of 2620	2672	app.exe	36
PID 2672 wrote to memory of 2620	2672	app.exe	36
PID 2672 wrote to memory of 2500	2672	app.exe	38
PID 2672 wrote to memory of 2500	2672	app.exe	38
PID 2672 wrote to memory of 2500	2672	app.exe	38
PID 2672 wrote to memory of 2500	2672	app.exe	38

C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
  2⤵
  PID:2236
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2012
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Checks whether UAC is enabled
      Drops file in Program Files directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2672
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /create /f /tn "NAS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp566A.tmp"
        5⤵
        Creates scheduled task(s)
        
        PID:2620
    - - C:\Windows\SysWOW64\schtasks.exe
        
        "schtasks.exe" /create /f /tn "NAS Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp56C8.tmp"
        5⤵
        Creates scheduled task(s)
        
        PID:2500

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp566A.tmp

Filesize
1KB

MD5
6ee6d332673c44b281867ff9c44ae458

SHA1
ef6511f3b039ab45c5ae6e1ac9f1c542c00fcc88

SHA256
80fc896a358535a0a11f16471a1f5a8059bdd47150647151a7d6f2a67a765bbe

SHA512
69b91ace7419030509a451807fc0812ef2804f0c9ce140fcec7736a08ac2d0492149bcfa3ebf3107c3f88fd42c7c688fc35ea833becabe604cf00695dbc67dfa

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp56C8.tmp

Filesize
1KB

MD5
9f554f602c22cfc20079e966d177fadb

SHA1
789baa3425849bf239e47c6bcf352e6693a8c337

SHA256
4c760d5fe0c06cf4bf554170870f41181c61a217c37eb826903094dda86dd1f1

SHA512
b83e3e97dbe38ec4c64d9bef65e2521416f2d7434d78d05e66f729a2e0fbfea3f9bc6f6c4abaf76555af89a9565dfc0853d99067be9042dd66ed6246696eecbb

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe

Filesize
459KB

MD5
5d543ec7dc016ed07039f97fae98d723

SHA1
32333a9457b20982a8ea385d8af9acf10ede321e

SHA256
612c55d50423f24426425d329e98cc87ec55c5631450f8338acfe8c7b6f69081

SHA512
7678a9e8390ca762eb61cbfa70ab9661ac950da3434f5497a90c41b4b81f733ad2f6a406797a50ac87b09b37538c0d9c8df1bf42777c3244cff8bf3af37cc5d5

Download Submit
memory/1956-6-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/1956-2-0x00000000002F0000-0x0000000000300000-memory.dmp

Filesize
64KB

Download
memory/1956-7-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/1956-3-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/1956-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

Filesize
4KB

Download
memory/1956-12-0x0000000074B40000-0x000000007522E000-memory.dmp

Filesize
6.9MB

Download
memory/1956-1-0x00000000011C0000-0x000000000123A000-memory.dmp

Filesize
488KB

Download
memory/2012-11-0x0000000000FF0000-0x000000000106A000-memory.dmp

Filesize
488KB

Download
memory/2672-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2672-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2672-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2672-26-0x00000000003E0000-0x00000000003EA000-memory.dmp

Filesize
40KB

Download
memory/2672-27-0x0000000000580000-0x000000000059E000-memory.dmp

Filesize
120KB

Download
memory/2672-28-0x00000000003F0000-0x00000000003FA000-memory.dmp

Filesize
40KB

Download