nanocore | 3c7c0d1fc71cbdc3615fda9631953133642c4d5742332db548187de39c2d8945

Analysis

max time kernel
147s
max time network
149s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 12:43

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General

Target

1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
Size

1.8MB
MD5

1b581868982b9db071c67b20884db1fc
SHA1

49f612dcb7eedb09eb8e40b353d3fad39f89ed75
SHA256

3c7c0d1fc71cbdc3615fda9631953133642c4d5742332db548187de39c2d8945
SHA512

e64b8511456610ab604f498e823cf3298dc6c40d96b0f569092a0939b1512d953891719de5dbbde368b5077c71fe13a10fb19274f73597432eb451865969d0c3
SSDEEP

24576:g7areb1UsSyxRBGtzXLd5eRJpqqNWcP8p4bxkb60NEQDoA5hoNuD3r:gxREP5cPJC60NgAjoNu3

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

udochukwu.ddns.net:4343

Mutex

e4b058b0-4f0e-47dd-95ff-b36da9c65fcd

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-11-20T23:44:26.281909636Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
true
connect_delay
4000
connection_port
4343
default_group
sea
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
e4b058b0-4f0e-47dd-95ff-b36da9c65fcd
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
udochukwu.ddns.net
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
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 whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

description pid process target process

PID 1652 set thread context of 2976 1652 1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe 1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
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

Processes:

schtasks.exeschtasks.exe

pid process

2816 schtasks.exe
1592 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

pid process

2976 1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
2976 1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

pid process

2976 1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 2976 1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

description	pid	process	target process
PID 1652 set thread context of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

pid	process
2816	schtasks.exe
1592	schtasks.exe

pid	process
2976	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
2976	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

pid	process
2976	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	2976	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe

description	pid	process	target process
PID 1652 wrote to memory of 2816	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	schtasks.exe
PID 1652 wrote to memory of 2816	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	schtasks.exe
PID 1652 wrote to memory of 2816	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	schtasks.exe
PID 1652 wrote to memory of 2816	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	schtasks.exe
PID 1652 wrote to memory of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
PID 1652 wrote to memory of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
PID 1652 wrote to memory of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
PID 1652 wrote to memory of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
PID 1652 wrote to memory of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
PID 1652 wrote to memory of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
PID 1652 wrote to memory of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
PID 1652 wrote to memory of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
PID 1652 wrote to memory of 2976	1652	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
PID 2976 wrote to memory of 1592	2976	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	schtasks.exe
PID 2976 wrote to memory of 1592	2976	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	schtasks.exe
PID 2976 wrote to memory of 1592	2976	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	schtasks.exe
PID 2976 wrote to memory of 1592	2976	1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1652

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HoNBSurVPSa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp97EC.tmp"
2⤵
- Scheduled Task/Job: Scheduled Task
PID:2816

C:\Users\Admin\AppData\Local\Temp\1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1b581868982b9db071c67b20884db1fc_JaffaCakes118.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2976

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NAS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9A1D.tmp"
3⤵
- Scheduled Task/Job: Scheduled Task
PID:1592

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp97EC.tmp
Filesize
1KB

MD5
5d1adc0c659da18473b59f141bca9e90

SHA1
5931a14e5191396a33dfaa90d8921d8504a793ef

SHA256
d6fa1dce73734a291e164bf6d009cd11813344e7eb4eb1c6de1f8deb1713b366

SHA512
c6bcc273919d8ea7997983c3c72ec82d306f427762d8334adb63b32266e26faff161ace5bdfe2dfcb2a6f6743610ea9253e3724689403678a9e8dba559a1b0db

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9A1D.tmp
Filesize
1KB

MD5
47734c9aa15a7496f3ecdbda330f3fba

SHA1
b0f62a0dfbdc8b2d88a189cd6d3961c2d8cf151f

SHA256
5ee8046fd4a1ec24a07b8e4c34ace402a0ccf9843ec7de23adee87b969d0fcf2

SHA512
bed8ece9da66f1c16b9528aead8e6d2b877c30b5a06d5875939c3be65ac975465f87c93567aff8ca425ca07a7bf7ac2fdcf0e7fb343b28e7f7bd4e82cac17cfb

Download Submit
memory/1652-0-0x00000000743D1000-0x00000000743D2000-memory.dmp

Filesize
4KB

Download
memory/1652-1-0x00000000743D0000-0x000000007497B000-memory.dmp

Filesize
5.7MB

Download
memory/1652-2-0x00000000743D0000-0x000000007497B000-memory.dmp

Filesize
5.7MB

Download
memory/1652-3-0x00000000743D0000-0x000000007497B000-memory.dmp

Filesize
5.7MB

Download
memory/1652-4-0x00000000743D0000-0x000000007497B000-memory.dmp

Filesize
5.7MB

Download
memory/1652-23-0x00000000743D0000-0x000000007497B000-memory.dmp

Filesize
5.7MB

Download
memory/2976-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2976-22-0x00000000743D0000-0x000000007497B000-memory.dmp

Filesize
5.7MB

Download
memory/2976-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2976-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2976-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2976-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2976-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2976-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2976-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2976-28-0x00000000743D0000-0x000000007497B000-memory.dmp

Filesize
5.7MB

Download