nanocore | bd9ff6b7dc8c369548395c762fe80c6fef248593a7b111a8305698d40a659c42

Analysis

max time kernel
152s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
09/11/2022, 07:12

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General

Target
253170b9088390471b3f61efd9e28597.exe
Size 1.2MB
Sample221109-h1jweaefd3
SHA256 bd9ff6b7dc8c369548395c762fe80c6fef248593a7b111a8305698d40a659c42
MD5 253170b9088390471b3f61efd9e28597
SHA1 d3581b1d7562ebb59fabf2012c006f7e120a1188
SHA512 821155f7eb72de7a0ca158de7d60c68fd5291802662c402c990b1aa69075c573f7ca07b06f7cd761d09d1ffd30455262ba3f1b6a986a0d2a3b4b812969a6e258
SSDEEP 24576:asE1i+Iz5CMyh0kYrhNAeJzhcoNmO4Z6dhv:ZEA14th0TNAehNmOddhv
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

jasonbourne.bounceme.net:4032
127.0.0.1:4032

Mutex

9c6d4c8a-884b-4287-8ce0-7edf4a237b07

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-06-24T09:47:26.371156736Z
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
4032
default_group
X File
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
9c6d4c8a-884b-4287-8ce0-7edf4a237b07
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
jasonbourne.bounceme.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

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DDP Host = "C:\\Program Files (x86)\\DDP Host\\ddphost.exe"	253170b9088390471b3f61efd9e28597.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	253170b9088390471b3f61efd9e28597.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2120 set thread context of 1320	2120	253170b9088390471b3f61efd9e28597.exe	84

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DDP Host\ddphost.exe	253170b9088390471b3f61efd9e28597.exe
File opened for modification	C:\Program Files (x86)\DDP Host\ddphost.exe	253170b9088390471b3f61efd9e28597.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

T1053

pid	Process
3824	schtasks.exe
3144	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1320	253170b9088390471b3f61efd9e28597.exe
1320	253170b9088390471b3f61efd9e28597.exe
1320	253170b9088390471b3f61efd9e28597.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1320	253170b9088390471b3f61efd9e28597.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1320	253170b9088390471b3f61efd9e28597.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 1320	2120	253170b9088390471b3f61efd9e28597.exe	84
PID 2120 wrote to memory of 1320	2120	253170b9088390471b3f61efd9e28597.exe	84
PID 2120 wrote to memory of 1320	2120	253170b9088390471b3f61efd9e28597.exe	84
PID 2120 wrote to memory of 1320	2120	253170b9088390471b3f61efd9e28597.exe	84
PID 2120 wrote to memory of 1320	2120	253170b9088390471b3f61efd9e28597.exe	84
PID 2120 wrote to memory of 1320	2120	253170b9088390471b3f61efd9e28597.exe	84
PID 2120 wrote to memory of 1320	2120	253170b9088390471b3f61efd9e28597.exe	84
PID 2120 wrote to memory of 1320	2120	253170b9088390471b3f61efd9e28597.exe	84
PID 1320 wrote to memory of 3824	1320	253170b9088390471b3f61efd9e28597.exe	85
PID 1320 wrote to memory of 3824	1320	253170b9088390471b3f61efd9e28597.exe	85
PID 1320 wrote to memory of 3824	1320	253170b9088390471b3f61efd9e28597.exe	85
PID 1320 wrote to memory of 3144	1320	253170b9088390471b3f61efd9e28597.exe	87
PID 1320 wrote to memory of 3144	1320	253170b9088390471b3f61efd9e28597.exe	87
PID 1320 wrote to memory of 3144	1320	253170b9088390471b3f61efd9e28597.exe	87

C:\Users\Admin\AppData\Local\Temp\253170b9088390471b3f61efd9e28597.exe
"C:\Users\Admin\AppData\Local\Temp\253170b9088390471b3f61efd9e28597.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Users\Admin\AppData\Local\Temp\253170b9088390471b3f61efd9e28597.exe
  "C:\Users\Admin\AppData\Local\Temp\253170b9088390471b3f61efd9e28597.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:1320
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpACBB.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3824
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpADE4.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3144

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

253170b9088390471b3f61efd9e28597.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\253170b9088390471b3f61efd9e28597.exe.log
Size 1KB
SHA256 af13b787c47fa267cbca28ec758f254d5407c5a418fb86fff25ce5aec8b0f99c
MD5 b57b1ea0e9817bd8c90747e991b77447
SHA1 df63d993dd8b356c2aa8bdd5fed4ead467d0ef1f
SHA512 31e8ed3d1f8a3050b53e2b54ded1cde057ab76da28785347ba45a24535974207b14cb7f54f620f6e3a6e679705d7349005d7c29170d988c09c071c852cde621c
MD5 SHA1 SHA512

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tmpACBB.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpACBB.tmp
Size 1KB
SHA256 9f2f636b28fa68a4f27e50b256375c22bb85e1d109cc3521d0f28111357ae389
MD5 17469e35f5d0dbd2d33af3430ebc72d2
SHA1 df8efbfc4d5c91f0778b63acac27d4fe5818cf6e
SHA512 66ca29ba97ed4b4f3bce35f5f730d0ad258508ddc3eacda40f4b57e1aa6f1409540d73d728e0132e7a66718763a43b8b94598ccd761bf61a0cf81fcacead3461
MD5 SHA1 SHA512

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tmpADE4.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpADE4.tmp
Size 1KB
SHA256 7aba66abbcb0b13455609174db23aed495a9adbef0e0acd28baa9c92445eda68
MD5 2271642ca970891700e3f48439739ed8
SHA1 cd472df2349f7db9e1e460d0ee28acd97b8a8793
SHA512 4669a4ef8ec28cdb852ffc1401576b1bf9a9d837797d7d92bc88c18b3097404f36854e50167b309706fef400cabc43c876569ce2797ba85eb169a2783b8fe807
MD5 SHA1 SHA512

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memory/1320-139-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/2120-135-0x00000000055C0000-0x0000000005766000-memory.dmp

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memory/2120-137-0x00000000090C0000-0x000000000915C000-memory.dmp

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memory/2120-136-0x0000000005340000-0x000000000534A000-memory.dmp

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memory/2120-132-0x00000000007B0000-0x00000000008E4000-memory.dmp

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memory/2120-134-0x0000000005270000-0x0000000005302000-memory.dmp

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memory/2120-133-0x00000000058E0000-0x0000000005E84000-memory.dmp

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