nanocore | 9947c185b51b600edf4ad76e442cfbdf8a7621140c5197001844891312b69146

General

Target

Purchase Order #(PO-4147074).exe
Size

856KB
MD5

b3ddd600d5608af2f0e334d71fff40ed
SHA1

d3985f7660b23bb7837ab58a464259e73b15feef
SHA256

9947c185b51b600edf4ad76e442cfbdf8a7621140c5197001844891312b69146
SHA512

c1f0160ad28398ede7befe3db778e9383dd159733c18ea8d40173191d8a7d805f7021b6c1bc85a8cad45235439672e387fa773e3a2359ba4536eaac676974557

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

212.83.46.26:4021

127.0.0.1:4021

Mutex

3b0a05ab-e8be-49ea-960f-63681280e339

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-10-18T08:47:47.300087736Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
4021
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
3b0a05ab-e8be-49ea-960f-63681280e339
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
212.83.46.26
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:

Purchase Order #(PO-4147074).exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Purchase Order #(PO-4147074).exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Order #(PO-4147074).exe

description pid process target process

PID 4692 set thread context of 848 4692 Purchase Order #(PO-4147074).exe Purchase Order #(PO-4147074).exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

508 schtasks.exe

description	pid	process	target process
PID 4692 set thread context of 848	4692	Purchase Order #(PO-4147074).exe	Purchase Order #(PO-4147074).exe

pid	process
508	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Purchase Order #(PO-4147074).exePurchase Order #(PO-4147074).exe

pid	process
4692	Purchase Order #(PO-4147074).exe
848	Purchase Order #(PO-4147074).exe
848	Purchase Order #(PO-4147074).exe
848	Purchase Order #(PO-4147074).exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Purchase Order #(PO-4147074).exe

pid process

848 Purchase Order #(PO-4147074).exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Purchase Order #(PO-4147074).exePurchase Order #(PO-4147074).exe

description pid process

Token: SeDebugPrivilege 4692 Purchase Order #(PO-4147074).exe
Token: SeDebugPrivilege 848 Purchase Order #(PO-4147074).exe

pid	process
848	Purchase Order #(PO-4147074).exe

description	pid	process
Token: SeDebugPrivilege	4692	Purchase Order #(PO-4147074).exe
Token: SeDebugPrivilege	848	Purchase Order #(PO-4147074).exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Purchase Order #(PO-4147074).exe

description	pid	process	target process
PID 4692 wrote to memory of 508	4692	Purchase Order #(PO-4147074).exe	schtasks.exe
PID 4692 wrote to memory of 508	4692	Purchase Order #(PO-4147074).exe	schtasks.exe
PID 4692 wrote to memory of 508	4692	Purchase Order #(PO-4147074).exe	schtasks.exe
PID 4692 wrote to memory of 848	4692	Purchase Order #(PO-4147074).exe	Purchase Order #(PO-4147074).exe
PID 4692 wrote to memory of 848	4692	Purchase Order #(PO-4147074).exe	Purchase Order #(PO-4147074).exe
PID 4692 wrote to memory of 848	4692	Purchase Order #(PO-4147074).exe	Purchase Order #(PO-4147074).exe
PID 4692 wrote to memory of 848	4692	Purchase Order #(PO-4147074).exe	Purchase Order #(PO-4147074).exe
PID 4692 wrote to memory of 848	4692	Purchase Order #(PO-4147074).exe	Purchase Order #(PO-4147074).exe
PID 4692 wrote to memory of 848	4692	Purchase Order #(PO-4147074).exe	Purchase Order #(PO-4147074).exe
PID 4692 wrote to memory of 848	4692	Purchase Order #(PO-4147074).exe	Purchase Order #(PO-4147074).exe
PID 4692 wrote to memory of 848	4692	Purchase Order #(PO-4147074).exe	Purchase Order #(PO-4147074).exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order #(PO-4147074).exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order #(PO-4147074).exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4692

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FTbYDVOHFNt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4B71.tmp"
2⤵
- Creates scheduled task(s)
PID:508

C:\Users\Admin\AppData\Local\Temp\Purchase Order #(PO-4147074).exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order #(PO-4147074).exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:848

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

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\Purchase Order #(PO-4147074).exe.log
MD5
90acfd72f14a512712b1a7380c0faf60

SHA1
40ba4accb8faa75887e84fb8e38d598dc8cf0f12

SHA256
20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

SHA512
29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4B71.tmp
MD5
8a1c374ac56eef032aa8252e683f01ec

SHA1
a58e925d8601cccc2967203688cddb224f4ae939

SHA256
42d7d1175a911b2c86005ae505f89aacdf731251f30e52af266841e7c1d7ea75

SHA512
04e6fbc440e358e9c06c6a00323ffd4668fef11f3df9398e67e475c5833925680d991890707f4b6dd084f2d306d3dbbaaf7fba2969ae20799cc14aef4f9edf91

Download Submit
memory/508-12-0x0000000000000000-mapping.dmp

Download
memory/848-26-0x0000000005390000-0x0000000005393000-memory.dmp

Filesize
12KB

Download
memory/848-25-0x0000000004FD0000-0x0000000004FE9000-memory.dmp

Filesize
100KB

Download
memory/848-24-0x0000000004FC0000-0x0000000004FC5000-memory.dmp

Filesize
20KB

Download
memory/848-17-0x0000000073430000-0x0000000073B1E000-memory.dmp

Filesize
6.9MB

Download
memory/848-15-0x000000000041E792-mapping.dmp

Download
memory/848-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4692-7-0x0000000005120000-0x0000000005121000-memory.dmp

Filesize
4KB

Download
memory/4692-11-0x0000000005FD0000-0x0000000006065000-memory.dmp

Filesize
596KB

Download
memory/4692-10-0x00000000052D0000-0x00000000052E2000-memory.dmp

Filesize
72KB

Download
memory/4692-9-0x00000000052F0000-0x00000000052F1000-memory.dmp

Filesize
4KB

Download
memory/4692-8-0x0000000005090000-0x0000000005091000-memory.dmp

Filesize
4KB

Download
memory/4692-2-0x0000000073430000-0x0000000073B1E000-memory.dmp

Filesize
6.9MB

Download
memory/4692-6-0x0000000005580000-0x0000000005581000-memory.dmp

Filesize
4KB

Download
memory/4692-5-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

Filesize
4KB

Download
memory/4692-3-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads