nanocore | 626d99f87fba80c0786b3e8d6cf666b2aad88ae6d54c26a7445cca6409855c36

General

Target
Tender Documents LH22000309AA2022___Pdf.exe
Size 660KB
Sample220609-gbqf8aagg6
SHA256 626d99f87fba80c0786b3e8d6cf666b2aad88ae6d54c26a7445cca6409855c36
MD5 ae6abe9bab7c790b16db7d862c9afe7a
SHA1 3fa1e17b11c70099324493be5d127a81921f239f
SHA512 2e2b18fdb09994c991cbf54fd12663b534974cd1ac84405df1d196567284301f5542b599da98cc1477a84dd5fe6523d2d272f38c528b34d94b7e4c6392b14e41
MD5 SHA1 SHA512

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

oluwaboysharp.ddns.net:7090

Mutex

47a937be-2fda-4e56-9a68-b624fb5df019

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-03-19T02:33:46.967182436Z
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
7090
default_group
SMALL SHIT
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
47a937be-2fda-4e56-9a68-b624fb5df019
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
oluwaboysharp.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Tender Documents LH22000309AA2022___Pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1440 set thread context of 4368	1440	Tender Documents LH22000309AA2022___Pdf.exe	84

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

pid	Process
5012	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4368	Tender Documents LH22000309AA2022___Pdf.exe
4368	Tender Documents LH22000309AA2022___Pdf.exe
4368	Tender Documents LH22000309AA2022___Pdf.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4368	Tender Documents LH22000309AA2022___Pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4368	Tender Documents LH22000309AA2022___Pdf.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 4368	1440	Tender Documents LH22000309AA2022___Pdf.exe	84
PID 1440 wrote to memory of 4368	1440	Tender Documents LH22000309AA2022___Pdf.exe	84
PID 1440 wrote to memory of 4368	1440	Tender Documents LH22000309AA2022___Pdf.exe	84
PID 1440 wrote to memory of 4368	1440	Tender Documents LH22000309AA2022___Pdf.exe	84
PID 1440 wrote to memory of 4368	1440	Tender Documents LH22000309AA2022___Pdf.exe	84
PID 1440 wrote to memory of 4368	1440	Tender Documents LH22000309AA2022___Pdf.exe	84
PID 1440 wrote to memory of 4368	1440	Tender Documents LH22000309AA2022___Pdf.exe	84
PID 1440 wrote to memory of 4368	1440	Tender Documents LH22000309AA2022___Pdf.exe	84
PID 4368 wrote to memory of 5012	4368	Tender Documents LH22000309AA2022___Pdf.exe	85
PID 4368 wrote to memory of 5012	4368	Tender Documents LH22000309AA2022___Pdf.exe	85
PID 4368 wrote to memory of 5012	4368	Tender Documents LH22000309AA2022___Pdf.exe	85

C:\Users\Admin\AppData\Local\Temp\Tender Documents LH22000309AA2022___Pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Tender Documents LH22000309AA2022___Pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1440
- C:\Users\Admin\AppData\Local\Temp\Tender Documents LH22000309AA2022___Pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Tender Documents LH22000309AA2022___Pdf.exe"
  2⤵
  - Checks whether UAC is enabled
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4368
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "SCSI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp2D54.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:5012

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

tmp2D54.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp2D54.tmp
Size 1KB
SHA256 10fece0222f3728acc881a4d897224be03c7f11cf5ec6788f7f8f5615fccacd0
MD5 6ccaeb52be7600af957a5a742f3d7720
SHA1 694e0082e09d237c63b165ea117b2adb9eab369e
SHA512 3c70779514d308e46174cffdc98a637ffe7b58d9eeee4c00a9a36fa70705efd2a1e6c48124511f03f5cc58ac4a96e4e1ed4a7c40cb3272deb3d386e39aaca213
MD5 SHA1 SHA512

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memory/1440-130-0x00000000003D0000-0x000000000047C000-memory.dmp

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memory/1440-131-0x00000000052B0000-0x0000000005854000-memory.dmp

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memory/1440-132-0x0000000004E00000-0x0000000004E92000-memory.dmp

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memory/1440-133-0x0000000004EC0000-0x0000000004ECA000-memory.dmp

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memory/1440-134-0x0000000007370000-0x000000000740C000-memory.dmp

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memory/1440-135-0x0000000007A20000-0x0000000007A86000-memory.dmp

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memory/4368-137-0x0000000000400000-0x0000000000438000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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