nanocore | 7e2d3731c940e2b0297361d6e75ae67e07b8018ed028e55a04be3cafe84ee99a

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
29/02/2024, 08:27

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General

Target
SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe
Size 532KB
Sample240229-kcemwsbd5x
SHA256 7e2d3731c940e2b0297361d6e75ae67e07b8018ed028e55a04be3cafe84ee99a
MD5 64856b16c1282d184f528bbbf603af92
SHA1 10905db4a1eeca74288244b7f2ecc60d0febdbd2
SHA512 00f88a217f4b925e8591ed30ff38d20943f9cb33e924795bae25db2887b35c24c962050f973a7906725a5ec29499cccf3db2fcd08069f5609f05f6f55ae2dea6
SSDEEP 6144:oYUsMdbE1MivavTcbULeql+iXluGf8v6nLNszWyXhinI98dqjXRft3O2T2c13FUB:zJvIwb3qy6n2znX0IkqDRRO2j5It7
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

tzitziklishop3.ddns.net:1663

Mutex

fbf9faaf-f2bf-43ae-91ec-07031d9e9f20

Attributes

activate_away_mode
true
backup_connection_host
tzitziklishop3.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2023-11-24T23:15:19.996809436Z
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
1663
default_group
NEW JOY
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
fbf9faaf-f2bf-43ae-91ec-07031d9e9f20
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
tzitziklishop3.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

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DDP Monitor = "C:\\Program Files (x86)\\DDP Monitor\\ddpmon.exe"	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.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	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4148 set thread context of 4880	4148	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	96

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DDP Monitor\ddpmon.exe	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe
File opened for modification	C:\Program Files (x86)\DDP Monitor\ddpmon.exe	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.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/Job

T1053

pid	Process
1660	schtasks.exe
400	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe
4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe
4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe
4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4148 wrote to memory of 4880	4148	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	96
PID 4148 wrote to memory of 4880	4148	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	96
PID 4148 wrote to memory of 4880	4148	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	96
PID 4148 wrote to memory of 4880	4148	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	96
PID 4148 wrote to memory of 4880	4148	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	96
PID 4148 wrote to memory of 4880	4148	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	96
PID 4148 wrote to memory of 4880	4148	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	96
PID 4148 wrote to memory of 4880	4148	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	96
PID 4880 wrote to memory of 400	4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	97
PID 4880 wrote to memory of 400	4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	97
PID 4880 wrote to memory of 400	4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	97
PID 4880 wrote to memory of 1660	4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	99
PID 4880 wrote to memory of 1660	4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	99
PID 4880 wrote to memory of 1660	4880	SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe	99

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4148
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.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:4880
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB064.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:400
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB14F.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1660

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4868 --field-trial-handle=2276,i,1205556100727695622,5044463180471657307,262144 --variations-seed-version /prefetch:8
1⤵
PID:1068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.CrypterX-gen.31058.18522.exe.log
Size 706B
SHA256 f0f5a90777c70cdceea22bd66b33c1703a318acc45cb012d0b01585a1ac12b29
MD5 f8bcaf312de8591707436c1dcebba8e4
SHA1 a1269828e5f644601622f4a7a611aec8f2eda0b2
SHA512 3a714f5950584abbc94a27bbd4623bfc5acb1135c8c9fca4d74e70c8481b71ace7dbc1dfbf101dd07c76a050acfb4852f31dd57fc7ae196382336c5edc9e6413
MD5 SHA1 SHA512

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tmpB064.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpB064.tmp
Size 1KB
SHA256 94cdaf589a367ced262dcf683920590b809cb396f345afcf58f28adeaf9722d3
MD5 fe2af2b6ea4acf1c06cf8357a30b142a
SHA1 8bd373af745a53660ddec5d01e250dc6b4a9e43e
SHA512 7debad10e7f9cb49162906ba704d0f6508e5dab224b05580a2b451e3f7dad7e1814dbe0a53d5ca213c17c3fb2df1572e034771d15863b7d4d96ad334545ff72d
MD5 SHA1 SHA512

Submit Download

tmpB14F.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpB14F.tmp
Size 1KB
SHA256 6c96706f92685f44eebb1b28814c3a2b3a62d364ff28ecb6e94438dd73d3be89
MD5 2db700bd58966294a18b181535d57b7c
SHA1 3693d2a9da766af84c8bf0a7e53071f356ea5ac5
SHA512 debaede4771770ad2964f6806b5d08c9ec7af93fedb0f96b9f8054805ce9bbe8b30977a6a0d0fe7333da7003601fa11a25ae97a79f24d0d5f171e91513a55125
MD5 SHA1 SHA512

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memory/4148-5-0x0000000005600000-0x0000000005692000-memory.dmp

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memory/4148-4-0x0000000005AD0000-0x0000000006074000-memory.dmp

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memory/4148-0-0x0000000074410000-0x0000000074BC0000-memory.dmp

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memory/4148-6-0x0000000005740000-0x00000000057DC000-memory.dmp

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memory/4148-7-0x00000000055C0000-0x00000000055C8000-memory.dmp

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memory/4148-1-0x0000000000AD0000-0x0000000000B5C000-memory.dmp

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memory/4148-3-0x00000000054A0000-0x00000000054B0000-memory.dmp

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memory/4148-11-0x0000000074410000-0x0000000074BC0000-memory.dmp

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memory/4148-2-0x00000000054B0000-0x0000000005518000-memory.dmp

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memory/4880-13-0x0000000005170000-0x0000000005180000-memory.dmp

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memory/4880-14-0x00000000015D0000-0x00000000015DA000-memory.dmp

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memory/4880-12-0x0000000074410000-0x0000000074BC0000-memory.dmp

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memory/4880-8-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/4880-22-0x0000000005020000-0x000000000502A000-memory.dmp

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memory/4880-23-0x0000000005F90000-0x0000000005FAE000-memory.dmp

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memory/4880-24-0x0000000005FB0000-0x0000000005FBA000-memory.dmp

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memory/4880-25-0x0000000074410000-0x0000000074BC0000-memory.dmp

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memory/4880-26-0x0000000005170000-0x0000000005180000-memory.dmp

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