nanocore | 3dddb479a1240c5cfdc2636cdd8bc0ecd3d2e9da37a6b4d73e206a768cc24181

General

Target

Aracely Garcia CV.exe
Size

737KB
MD5

d6fb416238e7dda6a652dff249b01472
SHA1

2253ea8982baca59f53ab67f14ef85029472503a
SHA256

3dddb479a1240c5cfdc2636cdd8bc0ecd3d2e9da37a6b4d73e206a768cc24181
SHA512

d8224bb250d8ffca0c9f6f9cf77307ae3585cc8a6e60021807932fdc337a01f3f6c2f0e5d947efa181959009b0b2064d73515d75cc96087548b8b24843134598
SSDEEP

12288:qaSv2iNJ2iNjlylSx1qADqjJ5n7UXVuAaPNcOFNNWCMSYm1:qaW1j1tMjr8ZQJFNwCMvm1

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

brewsterchristophe.ddns.net:5899

194,147,5,75:5899

Mutex

b8aebc29-8c64-444f-99e6-dc4122e9bbfc

Attributes

activate_away_mode
true
backup_connection_host
194,147,5,75
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-04-29T03:26:40.572298236Z
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
5899
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
b8aebc29-8c64-444f-99e6-dc4122e9bbfc
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
brewsterchristophe.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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	Aracely Garcia CV.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AGP Monitor = "C:\\Program Files (x86)\\AGP Monitor\\agpmon.exe"	Aracely Garcia CV.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	Aracely Garcia CV.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1020 set thread context of 2712	1020	Aracely Garcia CV.exe	94

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\AGP Monitor\agpmon.exe	Aracely Garcia CV.exe
File opened for modification	C:\Program Files (x86)\AGP Monitor\agpmon.exe	Aracely Garcia CV.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 3 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
1720	schtasks.exe
4364	schtasks.exe
2384	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1020	Aracely Garcia CV.exe
1020	Aracely Garcia CV.exe
2712	Aracely Garcia CV.exe
2712	Aracely Garcia CV.exe
2712	Aracely Garcia CV.exe
2712	Aracely Garcia CV.exe
2712	Aracely Garcia CV.exe
2712	Aracely Garcia CV.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2712	Aracely Garcia CV.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1020	Aracely Garcia CV.exe
Token: SeDebugPrivilege	2712	Aracely Garcia CV.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 1720	1020	Aracely Garcia CV.exe	91
PID 1020 wrote to memory of 1720	1020	Aracely Garcia CV.exe	91
PID 1020 wrote to memory of 1720	1020	Aracely Garcia CV.exe	91
PID 1020 wrote to memory of 4484	1020	Aracely Garcia CV.exe	93
PID 1020 wrote to memory of 4484	1020	Aracely Garcia CV.exe	93
PID 1020 wrote to memory of 4484	1020	Aracely Garcia CV.exe	93
PID 1020 wrote to memory of 2712	1020	Aracely Garcia CV.exe	94
PID 1020 wrote to memory of 2712	1020	Aracely Garcia CV.exe	94
PID 1020 wrote to memory of 2712	1020	Aracely Garcia CV.exe	94
PID 1020 wrote to memory of 2712	1020	Aracely Garcia CV.exe	94
PID 1020 wrote to memory of 2712	1020	Aracely Garcia CV.exe	94
PID 1020 wrote to memory of 2712	1020	Aracely Garcia CV.exe	94
PID 1020 wrote to memory of 2712	1020	Aracely Garcia CV.exe	94
PID 1020 wrote to memory of 2712	1020	Aracely Garcia CV.exe	94
PID 2712 wrote to memory of 4364	2712	Aracely Garcia CV.exe	95
PID 2712 wrote to memory of 4364	2712	Aracely Garcia CV.exe	95
PID 2712 wrote to memory of 4364	2712	Aracely Garcia CV.exe	95
PID 2712 wrote to memory of 2384	2712	Aracely Garcia CV.exe	97
PID 2712 wrote to memory of 2384	2712	Aracely Garcia CV.exe	97
PID 2712 wrote to memory of 2384	2712	Aracely Garcia CV.exe	97

C:\Users\Admin\AppData\Local\Temp\Aracely Garcia CV.exe
"C:\Users\Admin\AppData\Local\Temp\Aracely Garcia CV.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1020
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xqwBGYKiN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE489.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1720
- C:\Users\Admin\AppData\Local\Temp\Aracely Garcia CV.exe
  "{path}"
  2⤵
  PID:4484
- C:\Users\Admin\AppData\Local\Temp\Aracely Garcia CV.exe
  "{path}"
  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:2712
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "AGP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE7D4.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:4364
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "AGP Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE814.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2384

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE489.tmp

Filesize
1KB

MD5
19cd59166297054b5fa2e85a414515fb

SHA1
3deb8bd6085466ca453707387d0841e474baff54

SHA256
0b62386d4a11b492629a95480e9b36c51fd45f34edc5032709054d48a172d755

SHA512
31865b476ee9041130733f7141ed565aa51fe05e7872a3ecca16aa166cc650267012be4d3829a31d64c5824586b5515cfea1059c1cba44b06540e1bb44012127

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE7D4.tmp

Filesize
1KB

MD5
329d35dccb1aac0a6380babc568d824d

SHA1
faab4a6470cbf9d33367f858290906f59ca8d746

SHA256
552c04982ebb6f62ef86431d9b7deb77a5367699b71c83da0714eb81089e8996

SHA512
382ff28037ea97bed099d5c01f52f09bc5f563e166d2d5c669656944fdb658dbdb40857df8b69711e4fe0a9ccd750641de31f52e4d1166e41463a24d29aee321

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE814.tmp

Filesize
1KB

MD5
157cd55403665c49c9fd3ca1196c4397

SHA1
4feed6e606b41bb617274471349582963182756b

SHA256
49d903f84313feb16bd189c58b6c206f98b05da00ea0da881e2ff0c893b6ba5e

SHA512
bea7e3caa9c37cadd772a6d3ee0d9ed47de6b3e880cd58649be2939cacd00f70d4edc1ad177e432539267bb520094d9cda3f781cdfc69122f3775242321c11b8

Download Submit
memory/1020-135-0x0000000005970000-0x0000000005A0C000-memory.dmp

Filesize
624KB

Download
memory/1020-136-0x00000000058B0000-0x00000000058BA000-memory.dmp

Filesize
40KB

Download
memory/1020-132-0x0000000000E70000-0x0000000000F2E000-memory.dmp

Filesize
760KB

Download
memory/1020-134-0x00000000058D0000-0x0000000005962000-memory.dmp

Filesize
584KB

Download
memory/1020-133-0x0000000005FE0000-0x0000000006584000-memory.dmp

Filesize
5.6MB

Download
memory/2712-141-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2712-146-0x0000000006B00000-0x0000000006B66000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads