nanocore | 535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9

General

Target

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
Size

852KB
MD5

f7a5ad596bd5d58585f8882331659e05
SHA1

5db9d0e545b9a94dcfd89432518bc377d4cea07c
SHA256

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9
SHA512

791480ebcca0772980561496911c52b18ff429cb3c21f00e926fc004e85ae8b824f36f5d6f79ae0d4e7ca125b0c82b847a9cddd85c5619fc9e4118cc0b59b673
SSDEEP

12288:l/9ciMQJ7v8J2tD8gy4R1EDp0GRmuZbiTGBQ44I8yxCCLkg586aWHff:V9Z778Jp21E1Re+R4I8YCCB5O8f

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

tzitziklishop.ddns.net:1665

127.0.0.1:1665

Mutex

54c43eb3-9a5e-48cf-bbb9-9a65e46643a1

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-09-09T09:23:36.606577636Z
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
1665
default_group
NOV282022
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
54c43eb3-9a5e-48cf-bbb9-9a65e46643a1
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
tzitziklishop.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\UPNP Monitor = "C:\\Program Files (x86)\\UPNP Monitor\\upnpmon.exe"	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

description	pid	process	target process
PID 3484 set thread context of 2216	3484	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

Drops file in Program Files directory 2 IoCs

Processes:

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

description	ioc	process
File created	C:\Program Files (x86)\UPNP Monitor\upnpmon.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
File opened for modification	C:\Program Files (x86)\UPNP Monitor\upnpmon.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

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
T1053

Processes:

schtasks.exeschtasks.exe

pid process

2092 schtasks.exe
1064 schtasks.exe

pid	process
2092	schtasks.exe
1064	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

pid	process
2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

pid process

2216 535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

description pid process

Token: SeDebugPrivilege 2216 535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

description	pid	process
Token: SeDebugPrivilege	2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe

description	pid	process	target process
PID 3484 wrote to memory of 2216	3484	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
PID 3484 wrote to memory of 2216	3484	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
PID 3484 wrote to memory of 2216	3484	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
PID 3484 wrote to memory of 2216	3484	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
PID 3484 wrote to memory of 2216	3484	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
PID 3484 wrote to memory of 2216	3484	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
PID 3484 wrote to memory of 2216	3484	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
PID 3484 wrote to memory of 2216	3484	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
PID 2216 wrote to memory of 2092	2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	schtasks.exe
PID 2216 wrote to memory of 2092	2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	schtasks.exe
PID 2216 wrote to memory of 2092	2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	schtasks.exe
PID 2216 wrote to memory of 1064	2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	schtasks.exe
PID 2216 wrote to memory of 1064	2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	schtasks.exe
PID 2216 wrote to memory of 1064	2216	535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
"C:\Users\Admin\AppData\Local\Temp\535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3484

C:\Users\Admin\AppData\Local\Temp\535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe
"C:\Users\Admin\AppData\Local\Temp\535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe"
2⤵
- 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:2216

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UPNP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDA5D.tmp"
3⤵
- Creates scheduled task(s)
PID:2092

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UPNP Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE25D.tmp"
3⤵
- Creates scheduled task(s)
PID:1064

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\535cd0a815cba9e42f83f54f256659be81ec735475e393d7a696eae64197d1f9.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDA5D.tmp
Filesize
1KB

MD5
9f9a44bfed153a27a24e3c1528570148

SHA1
385d048d9160699c682d6c610a8598b9cc417413

SHA256
15058a2a8ab4780cea2166a309d3036dc1788bf473e0eb09fa04cecd8fbeadb5

SHA512
4f93bf9cf943e75a5cd27bf83b971785b51852f43b704c6852084b91e676c58dd7078c31749bf8f68e4c281360be0468b757b04ce1a452511826596cec045109

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE25D.tmp
Filesize
1KB

MD5
c9a4c783d2e18eea86e071de92f36f02

SHA1
4cb02db05386ccb70a23fa89dbadfddfc8f7b6af

SHA256
21d669a674eb23538f38f6822429d797e69e0685d18c0e6e03ec6801098b240a

SHA512
b6d5198d9ca83687fcc491c02ad8b417e02dff0150b514c3d39d13b8de9ffba6f3779ee7bb6350b087474fb6e0d1bd10b8fdd5c8f48a46c9cfd183d9045b80ef

Download Submit
memory/1064-142-0x0000000000000000-mapping.dmp

Download
memory/2092-140-0x0000000000000000-mapping.dmp

Download
memory/2216-137-0x0000000000000000-mapping.dmp

Download
memory/2216-138-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3484-132-0x0000000000280000-0x000000000035C000-memory.dmp

Filesize
880KB

Download
memory/3484-133-0x0000000005380000-0x0000000005924000-memory.dmp

Filesize
5.6MB

Download
memory/3484-134-0x0000000004D20000-0x0000000004DB2000-memory.dmp

Filesize
584KB

Download
memory/3484-135-0x0000000005120000-0x000000000512A000-memory.dmp

Filesize
40KB

Download
memory/3484-136-0x0000000008BE0000-0x0000000008C7C000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads