nanocore | 50990533da634d9d5f5f3ed6770357b286913e2926690300bf8dd7cd11d381a1

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
04/04/2024, 10:38

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General

Target
b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe
Size 1.0MB
Sample240404-mphanadc25
SHA256 50990533da634d9d5f5f3ed6770357b286913e2926690300bf8dd7cd11d381a1
MD5 b6241ff8462c282858648f7808db3cb6
SHA1 72812dc03db6367df83ce2347b64ad098f185306
SHA512 4483d910c486eb90a6a2deb9f12296b4949e1f73d3733078befc4286c0ee16292ca2e93a9e474c9ea62d32e75760c3d3f246da245b11ac63c0b1de13f5c0fa7f
SSDEEP 12288:tKXCIbULewW4NQbbjc0v/MOyqvd2vIhyvSHsbImKTvDh3O2l+jn:qCIb6e66ZXtvdmKdb
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

blackbladeinc52.ddns.net:1664

Mutex

fbbfab5f-08ef-48d2-8383-b548f171bb82

Attributes

activate_away_mode
true
backup_connection_host
blackbladeinc52.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-05-26T16:20:34.020102036Z
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
1664
default_group
NEW MONEY
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
fbbfab5f-08ef-48d2-8383-b548f171bb82
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
blackbladeinc52.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-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe

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\TCP Service = "C:\\Program Files (x86)\\TCP Service\\tcpsvc.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 228 set thread context of 3480	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	97

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\TCP Service\tcpsvc.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\TCP Service\tcpsvc.exe	RegSvcs.exe

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

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/Job

T1053

pid	Process
5112	schtasks.exe
3552	schtasks.exe
428	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe
228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe
3480	RegSvcs.exe
3480	RegSvcs.exe
3480	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3480	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe
Token: SeDebugPrivilege	3480	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 228 wrote to memory of 5112	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	96
PID 228 wrote to memory of 5112	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	96
PID 228 wrote to memory of 5112	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	96
PID 228 wrote to memory of 3480	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	97
PID 228 wrote to memory of 3480	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	97
PID 228 wrote to memory of 3480	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	97
PID 228 wrote to memory of 3480	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	97
PID 228 wrote to memory of 3480	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	97
PID 228 wrote to memory of 3480	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	97
PID 228 wrote to memory of 3480	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	97
PID 228 wrote to memory of 3480	228	b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe	97
PID 3480 wrote to memory of 3552	3480	RegSvcs.exe	99
PID 3480 wrote to memory of 3552	3480	RegSvcs.exe	99
PID 3480 wrote to memory of 3552	3480	RegSvcs.exe	99
PID 3480 wrote to memory of 428	3480	RegSvcs.exe	101
PID 3480 wrote to memory of 428	3480	RegSvcs.exe	101
PID 3480 wrote to memory of 428	3480	RegSvcs.exe	101

C:\Users\Admin\AppData\Local\Temp\b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b6241ff8462c282858648f7808db3cb6_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:228
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FmclKLhyvpKP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF898.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:5112
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3480
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "TCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFB09.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3552
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "TCP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFB39.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:428

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmpFB09.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpFB09.tmp
Size 1KB
SHA256 3086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c
MD5 8cad1b41587ced0f1e74396794f31d58
SHA1 11054bf74fcf5e8e412768035e4dae43aa7b710f
SHA512 99c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef
MD5 SHA1 SHA512

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tmpFB39.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpFB39.tmp
Size 1KB
SHA256 9911b4513e44521c90c020ddcddea1ddc58095055a72ec638b593bf9ee23aa72
MD5 9db6095f31f8b4ae8173fe11424a8dfe
SHA1 4b0655ae95def24a41710ca137649d93bfa49407
SHA512 5bee977264545a30a2d53e674f54a4066d4529dc9162d46911b9cac957052cdc1ea7c8d60f9c57d3f33db6cb964b1e6bb2347d0e0e2af0a32ac98938c02ffc1c
MD5 SHA1 SHA512

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memory/228-10-0x0000000008340000-0x00000000083A2000-memory.dmp

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memory/228-1-0x0000000074AC0000-0x0000000075270000-memory.dmp

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memory/228-4-0x0000000005710000-0x0000000005CB4000-memory.dmp

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memory/228-5-0x0000000005020000-0x000000000503C000-memory.dmp

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memory/228-6-0x0000000005200000-0x000000000529C000-memory.dmp

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memory/228-7-0x0000000074AC0000-0x0000000075270000-memory.dmp

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memory/228-8-0x0000000004F20000-0x0000000004F30000-memory.dmp

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memory/228-9-0x0000000005DE0000-0x0000000005E76000-memory.dmp

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memory/228-0-0x0000000000420000-0x0000000000526000-memory.dmp

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memory/228-3-0x00000000050C0000-0x0000000005152000-memory.dmp

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memory/228-18-0x0000000074AC0000-0x0000000075270000-memory.dmp

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memory/228-2-0x0000000004F20000-0x0000000004F30000-memory.dmp

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memory/3480-20-0x00000000057C0000-0x00000000057D0000-memory.dmp

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memory/3480-21-0x0000000005760000-0x000000000576A000-memory.dmp

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memory/3480-19-0x0000000074AC0000-0x0000000075270000-memory.dmp

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memory/3480-29-0x00000000057B0000-0x00000000057BA000-memory.dmp

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memory/3480-16-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/3480-30-0x00000000059B0000-0x00000000059CE000-memory.dmp

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memory/3480-31-0x0000000006A50000-0x0000000006A5A000-memory.dmp

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memory/3480-32-0x0000000074AC0000-0x0000000075270000-memory.dmp

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memory/3480-33-0x00000000057C0000-0x00000000057D0000-memory.dmp

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