nanocore | bafacce7e32e02ec671933a99bdb31c65addf24813422f50f0a5879637210255

Analysis

max time kernel
85s
max time network
185s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
09/11/2022, 04:39

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General

Target
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.25882.32744.exe
Size 496KB
Sample221109-e9y5xafeck
SHA256 bafacce7e32e02ec671933a99bdb31c65addf24813422f50f0a5879637210255
MD5 d7e585f1f330b1bc3053aa4f140fcfd5
SHA1 02d62114f79b2a9a8690dbc6e8c10a8195ce990b
SHA512 b27feaed522881be5b8859fd36578fcaa0159e5537c4688a77c1ed29a1a789eda8c1d39e6d238145a71b61870352a02a674f4921d1d919d3cbc97c87218e8277
SSDEEP 12288:GF2b1e70hdlfLptdn2dsqlK7CjYCnR9ktaR1+:F007FLpTmsqlKkNnRto
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

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
PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTE2Ij8+DQo8VGFzayB2ZXJzaW9uPSIxLjIiIHhtbG5zPSJodHRwOi8vc2NoZW1hcy5taWNyb3NvZnQuY29tL3dpbmRvd3MvMjAwNC8wMi9taXQvdGFzayI+DQogIDxSZWdpc3RyYXRpb25JbmZvIC8+DQogIDxUcmlnZ2VycyAvPg0KICA8UHJpbmNpcGFscz4NCiAgICA8UHJpbmNpcGFsIGlkPSJBdXRob3IiPg0KICAgICAgPExvZ29uVHlwZT5JbnRlcmFjdGl2ZVRva2VuPC9Mb2dvblR5cGU+DQogICAgICA8UnVuTGV2ZWw+SGlnaGVzdEF2YWlsYWJsZTwvUnVuTGV2ZWw+DQogICAgPC9QcmluY2lwYWw+DQogIDwvUHJpbmNpcGFscz4NCiAgPFNldHRpbmdzPg0KICAgIDxNdWx0aXBsZUluc3RhbmNlc1BvbGljeT5QYXJhbGxlbDwvTXVsdGlwbGVJbnN0YW5jZXNQb2xpY3k+DQogICAgPERpc2FsbG93U3RhcnRJZk9uQmF0dGVyaWVzPmZhbHNlPC9EaXNhbGxvd1N0YXJ0SWZPbkJhdHRlcmllcz4NCiAgICA8U3RvcElmR29pbmdPbkJhdHRlcmllcz5mYWxzZTwvU3RvcElmR29pbmdPbkJhdHRlcmllcz4NCiAgICA8QWxsb3dIYXJkVGVybWluYXRlPnRydWU8L0FsbG93SGFyZFRlcm1pbmF0ZT4NCiAgICA8U3RhcnRXaGVuQXZhaWxhYmxlPmZhbHNlPC9TdGFydFdoZW5BdmFpbGFibGU+DQogICAgPFJ1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+ZmFsc2U8L1J1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+DQogICAgPElkbGVTZXR0aW5ncz4NCiAgICAgIDxTdG9wT25JZGxlRW5kPmZhbHNlPC9TdG9wT25JZGxlRW5kPg0KICAgICAgPFJlc3RhcnRPbklkbGU+ZmFsc2U8L1Jlc3RhcnRPbklkbGU+DQogICAgPC9JZGxlU2V0dGluZ3M+DQogICAgPEFsbG93U3RhcnRPbkRlbWFuZD50cnVlPC9BbGxvd1N0YXJ0T25EZW1hbmQ+DQogICAgPEVuYWJsZWQ+dHJ1ZTwvRW5hYmxlZD4NCiAgICA8SGlkZGVuPmZhbHNlPC9IaWRkZW4+DQogICAgPFJ1bk9ubHlJZklkbGU+ZmFsc2U8L1J1bk9ubHlJZklkbGU+DQogICAgPFdha2VUb1J1bj5mYWxzZTwvV2FrZVRvUnVuPg0KICAgIDxFeGVjdXRpb25UaW1lTGltaXQ+UFQwUzwvRXhlY3V0aW9uVGltZUxpbWl0Pg0KICAgIDxQcmlvcml0eT40PC9Qcmlvcml0eT4NCiAgPC9TZXR0aW5ncz4NCiAgPEFjdGlvbnMgQ29udGV4dD0iQXV0aG9yIj4NCiAgICA8RXhlYz4NCiAgICAgIDxDb21tYW5kPiIjRVhFQ1VUQUJMRVBBVEgiPC9Db21tYW5kPg0KICAgICAgPEFyZ3VtZW50cz4kKEFyZzApPC9Bcmd1bWVudHM+DQogICAgPC9FeGVjPg0KICA8L0FjdGlvbnM+DQo8L1Rhc2s+
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

Executes dropped EXE 2 IoCs

pid	Process
604	hqhklfhh.exe
840	hqhklfhh.exe

Loads dropped DLL 2 IoCs

pid	Process
1724	SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.25882.32744.exe
604	hqhklfhh.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\NTFS Monitor = "C:\\Program Files (x86)\\NTFS Monitor\\ntfsmon.exe"	hqhklfhh.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	hqhklfhh.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 604 set thread context of 840	604	hqhklfhh.exe	29

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	hqhklfhh.exe
File opened for modification	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	hqhklfhh.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 2 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
1144	schtasks.exe
1200	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
840	hqhklfhh.exe
840	hqhklfhh.exe
840	hqhklfhh.exe
840	hqhklfhh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
840	hqhklfhh.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
604	hqhklfhh.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	840	hqhklfhh.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 604	1724	SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.25882.32744.exe	28
PID 1724 wrote to memory of 604	1724	SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.25882.32744.exe	28
PID 1724 wrote to memory of 604	1724	SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.25882.32744.exe	28
PID 1724 wrote to memory of 604	1724	SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.25882.32744.exe	28
PID 604 wrote to memory of 840	604	hqhklfhh.exe	29
PID 604 wrote to memory of 840	604	hqhklfhh.exe	29
PID 604 wrote to memory of 840	604	hqhklfhh.exe	29
PID 604 wrote to memory of 840	604	hqhklfhh.exe	29
PID 604 wrote to memory of 840	604	hqhklfhh.exe	29
PID 840 wrote to memory of 1144	840	hqhklfhh.exe	30
PID 840 wrote to memory of 1144	840	hqhklfhh.exe	30
PID 840 wrote to memory of 1144	840	hqhklfhh.exe	30
PID 840 wrote to memory of 1144	840	hqhklfhh.exe	30
PID 840 wrote to memory of 1200	840	hqhklfhh.exe	32
PID 840 wrote to memory of 1200	840	hqhklfhh.exe	32
PID 840 wrote to memory of 1200	840	hqhklfhh.exe	32
PID 840 wrote to memory of 1200	840	hqhklfhh.exe	32

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.25882.32744.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.25882.32744.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\hqhklfhh.exe
  "C:\Users\Admin\AppData\Local\Temp\hqhklfhh.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:604
- - C:\Users\Admin\AppData\Local\Temp\hqhklfhh.exe
    "C:\Users\Admin\AppData\Local\Temp\hqhklfhh.exe"
    3⤵
    - Executes dropped EXE
    - 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:840
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "NTFS Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8E6B.tmp"
      4⤵
      Creates scheduled task(s)
      PID:1144
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "NTFS Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9281.tmp"
      4⤵
      Creates scheduled task(s)
      PID:1200

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

hqhklfhh.exe

Path C:\Users\Admin\AppData\Local\Temp\hqhklfhh.exe
Size 5KB
SHA256 f80777e6d8c914b381d0f50544565043631136a1d7c90a912c27ac0c3be179a7
MD5 f51c89089a7c7ef70eb1e46b9d2d4b0d
SHA1 f822e3e9cd440fd1b452ba50f1e16535a939d428
SHA512 3ff340a71401c4bf17d0c95a166bd4cc26e625379062be015a1b4eb286f7603c8cf23d84d3dd3172db1a2e1d461bdfc69071d102ab748aff87d43edfb50e89d0
SSDEEP 48:iVZey5thGs2KzhuD7JOrRstdvNLZkyhSEaYRRInzdKmWs7oNgTAeLEDiRuqSr:nYhjhgJONsJpXInkmWYo+8pWx
MD5 SHA1 SHA512 SSDEEP

Submit Download

hqhklfhh.exe

Path C:\Users\Admin\AppData\Local\Temp\hqhklfhh.exe
Size 5KB
SHA256 f80777e6d8c914b381d0f50544565043631136a1d7c90a912c27ac0c3be179a7
MD5 f51c89089a7c7ef70eb1e46b9d2d4b0d
SHA1 f822e3e9cd440fd1b452ba50f1e16535a939d428
SHA512 3ff340a71401c4bf17d0c95a166bd4cc26e625379062be015a1b4eb286f7603c8cf23d84d3dd3172db1a2e1d461bdfc69071d102ab748aff87d43edfb50e89d0
SSDEEP 48:iVZey5thGs2KzhuD7JOrRstdvNLZkyhSEaYRRInzdKmWs7oNgTAeLEDiRuqSr:nYhjhgJONsJpXInkmWYo+8pWx
MD5 SHA1 SHA512 SSDEEP

Submit Download

hqhklfhh.exe

Path C:\Users\Admin\AppData\Local\Temp\hqhklfhh.exe
Size 5KB
SHA256 f80777e6d8c914b381d0f50544565043631136a1d7c90a912c27ac0c3be179a7
MD5 f51c89089a7c7ef70eb1e46b9d2d4b0d
SHA1 f822e3e9cd440fd1b452ba50f1e16535a939d428
SHA512 3ff340a71401c4bf17d0c95a166bd4cc26e625379062be015a1b4eb286f7603c8cf23d84d3dd3172db1a2e1d461bdfc69071d102ab748aff87d43edfb50e89d0
SSDEEP 48:iVZey5thGs2KzhuD7JOrRstdvNLZkyhSEaYRRInzdKmWs7oNgTAeLEDiRuqSr:nYhjhgJONsJpXInkmWYo+8pWx
MD5 SHA1 SHA512 SSDEEP

Submit Download

pewmyhijknb.tq

Path C:\Users\Admin\AppData\Local\Temp\pewmyhijknb.tq
Size 281KB
SHA256 6de0b4b821a2a109b9d155bc2816525d52986b72e14767f04cfdcf28d1ebe302
MD5 bd5d0fc06419e58333d72d2a8088642c
SHA1 6957ba7e6444b7a4743460df407c16517a86d919
SHA512 3433a1d9f28961fe77dfd3e43a9525e23f2367cace6e92d3916f484ef256c657774df3524bb42bb2f40a45e58102fab47f6ccb3dfcc2ffcc3dffaf570bdb80d7
SSDEEP 6144:A3dPPCzlk7cbMd61v2K9FqCClbxbvtMJPw/z2UYhvUd6wc/kZJouC:6CRyw1eK9gpZ1/x2UiMLDC
MD5 SHA1 SHA512 SSDEEP

Submit Download

tmp8E6B.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp8E6B.tmp
Size 1KB
SHA256 d0e082040a90737e8f4a2e9c1e00eba62fe9f0a5aef24fff63fc2cce5be43a1c
MD5 5ba5ba720686c9ccf12b6e82d4700fab
SHA1 fd59f7128fdc696e67c01ffdd3f418b043b18cbf
SHA512 26c2c9de3567aed4183869ddc9df5c348ed81f9d73f3fd8ad46ee2f5b74a8a3f004b75eae42c1fd74e1f914b7568c8410df38ccdaa0c701600dfab8357734808
MD5 SHA1 SHA512

Submit Download

tmp9281.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp9281.tmp
Size 1KB
SHA256 11ae277dfa39e7038b782ca6557339e7fe88533fe83705c356a1500a1402d527
MD5 981e126601526eaa5b0ad45c496c4465
SHA1 d610d6a21a8420cc73fcd3e54ddae75a5897b28b
SHA512 a59fb704d931ccb7e1ec1a7b98e24ccd8708be529066c6de4b673098cdebef539f7f50d9e051c43954b5a8e7f810862b3a4ede170f131e080dadc3e763ed4bdb
MD5 SHA1 SHA512

Submit Download

xevhrny.w

Path C:\Users\Admin\AppData\Local\Temp\xevhrny.w
Size 5KB
SHA256 b4652d0dba93431e0c657ea89c75f9b425ff1ff33303aeace9e460e1d6bc98da
MD5 24117e3500d1effc1ccee244d0b53b3b
SHA1 d22975eed5d46243804f493133dce01dcef838ae
SHA512 7ce7068ba2e5ac17fc59f62ddc12bb4baf6d19921d6bb35afdb69fdbf0ba50f987e8b40c746135d7c69060381bd7cf0bf7b514a1bd4508bab78831f8fa379491
SSDEEP 96:6sjLJK7tJH1bizAVVqyjrBezYhCYYvuRMqXE4hMJE/FTgc/2zje839fP8ByqNy:dAJXbdVhnBtA37SJFDuneyez8
MD5 SHA1 SHA512 SSDEEP

Submit Download

hqhklfhh.exe

Path \Users\Admin\AppData\Local\Temp\hqhklfhh.exe
Size 5KB
SHA256 f80777e6d8c914b381d0f50544565043631136a1d7c90a912c27ac0c3be179a7
MD5 f51c89089a7c7ef70eb1e46b9d2d4b0d
SHA1 f822e3e9cd440fd1b452ba50f1e16535a939d428
SHA512 3ff340a71401c4bf17d0c95a166bd4cc26e625379062be015a1b4eb286f7603c8cf23d84d3dd3172db1a2e1d461bdfc69071d102ab748aff87d43edfb50e89d0
SSDEEP 48:iVZey5thGs2KzhuD7JOrRstdvNLZkyhSEaYRRInzdKmWs7oNgTAeLEDiRuqSr:nYhjhgJONsJpXInkmWYo+8pWx
MD5 SHA1 SHA512 SSDEEP

Submit Download

hqhklfhh.exe

Path \Users\Admin\AppData\Local\Temp\hqhklfhh.exe
Size 5KB
SHA256 f80777e6d8c914b381d0f50544565043631136a1d7c90a912c27ac0c3be179a7
MD5 f51c89089a7c7ef70eb1e46b9d2d4b0d
SHA1 f822e3e9cd440fd1b452ba50f1e16535a939d428
SHA512 3ff340a71401c4bf17d0c95a166bd4cc26e625379062be015a1b4eb286f7603c8cf23d84d3dd3172db1a2e1d461bdfc69071d102ab748aff87d43edfb50e89d0
SSDEEP 48:iVZey5thGs2KzhuD7JOrRstdvNLZkyhSEaYRRInzdKmWs7oNgTAeLEDiRuqSr:nYhjhgJONsJpXInkmWYo+8pWx
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/840-76-0x00000000008E0000-0x00000000008EE000-memory.dmp

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memory/840-81-0x00000000009C0000-0x00000000009D0000-memory.dmp

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memory/840-85-0x0000000000A10000-0x0000000000A24000-memory.dmp

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memory/840-65-0x0000000000400000-0x000000000044A000-memory.dmp

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memory/840-84-0x0000000000B20000-0x0000000000B4E000-memory.dmp

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memory/840-71-0x00000000006C0000-0x00000000006CA000-memory.dmp

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memory/840-72-0x00000000006F0000-0x000000000070E000-memory.dmp

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memory/840-73-0x00000000006D0000-0x00000000006DA000-memory.dmp

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memory/840-74-0x00000000007A0000-0x00000000007B2000-memory.dmp

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memory/840-75-0x00000000007B0000-0x00000000007CA000-memory.dmp

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memory/840-83-0x00000000009E0000-0x00000000009EE000-memory.dmp

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memory/840-77-0x0000000000940000-0x0000000000952000-memory.dmp

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memory/840-78-0x0000000000950000-0x000000000095E000-memory.dmp

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memory/840-79-0x0000000000960000-0x000000000096C000-memory.dmp

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memory/840-80-0x00000000009B0000-0x00000000009C4000-memory.dmp

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memory/840-66-0x00000000001E0000-0x0000000000218000-memory.dmp

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memory/840-82-0x00000000009D0000-0x00000000009E4000-memory.dmp

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memory/1724-54-0x0000000076411000-0x0000000076413000-memory.dmp

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