Analysis
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max time kernel
148s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20231130-en -
resource tags
arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system -
submitted
04/12/2023, 02:51
Static task
static1
Behavioral task
behavioral1
Sample
0c9f292df5bb12a2384a0fd2d62a363c.exe
Resource
win7-20231130-en
General
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Target
0c9f292df5bb12a2384a0fd2d62a363c.exe
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Size
595KB
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MD5
0c9f292df5bb12a2384a0fd2d62a363c
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SHA1
ccc4c864a64a4a1945eef4d36a1b3ce208173880
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SHA256
340afda65e77e299379392aa25dd7dd040d1a87e51f2249547d083a1d85641df
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SHA512
9cde74dc3cf0ffd48639f977cbde0caf9b7917431409a181567842760db425b515819961f3912ea9495f8f7c45d999026da50017333e1db9f70f8b6ee2b7a873
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SSDEEP
12288:I45+po2sccCAQVStw6wYyBeMSIUJwS+RTbfl+RRiXp2kxtK9Wd:L+pJsbCmyp0JwSjRxkxtK9u
Malware Config
Extracted
nanocore
1.2.2.0
btldinc7.sytes.net:4510
127.0.0.1:4510
8dca47d1-e2ac-4cf4-9dae-489155036caa
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activate_away_mode
true
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backup_connection_host
127.0.0.1
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2023-09-14T23:25:11.588272936Z
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bypass_user_account_control
false
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bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
4510
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default_group
btld
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
8dca47d1-e2ac-4cf4-9dae-489155036caa
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
btldinc7.sytes.net
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
false
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set_critical_process
true
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NTFS Host = "C:\\Program Files (x86)\\NTFS Host\\ntfshost.exe" 0c9f292df5bb12a2384a0fd2d62a363c.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 0c9f292df5bb12a2384a0fd2d62a363c.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2372 set thread context of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\NTFS Host\ntfshost.exe 0c9f292df5bb12a2384a0fd2d62a363c.exe File opened for modification C:\Program Files (x86)\NTFS Host\ntfshost.exe 0c9f292df5bb12a2384a0fd2d62a363c.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2576 schtasks.exe 2600 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2372 wrote to memory of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 PID 2372 wrote to memory of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 PID 2372 wrote to memory of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 PID 2372 wrote to memory of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 PID 2372 wrote to memory of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 PID 2372 wrote to memory of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 PID 2372 wrote to memory of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 PID 2372 wrote to memory of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 PID 2372 wrote to memory of 1816 2372 0c9f292df5bb12a2384a0fd2d62a363c.exe 28 PID 1816 wrote to memory of 2576 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe 29 PID 1816 wrote to memory of 2576 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe 29 PID 1816 wrote to memory of 2576 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe 29 PID 1816 wrote to memory of 2576 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe 29 PID 1816 wrote to memory of 2600 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe 31 PID 1816 wrote to memory of 2600 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe 31 PID 1816 wrote to memory of 2600 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe 31 PID 1816 wrote to memory of 2600 1816 0c9f292df5bb12a2384a0fd2d62a363c.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\0c9f292df5bb12a2384a0fd2d62a363c.exe"C:\Users\Admin\AppData\Local\Temp\0c9f292df5bb12a2384a0fd2d62a363c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Users\Admin\AppData\Local\Temp\0c9f292df5bb12a2384a0fd2d62a363c.exe"C:\Users\Admin\AppData\Local\Temp\0c9f292df5bb12a2384a0fd2d62a363c.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:1816 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "NTFS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp495F.tmp"3⤵
- Creates scheduled task(s)
PID:2576
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "NTFS Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp4A0C.tmp"3⤵
- Creates scheduled task(s)
PID:2600
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5ac0ac371227223993d9e0767984c655a
SHA1446780e97efe85ed278f1cbfbdca3e45ff0813ce
SHA2562c3acce555332f346126d4d6cf9779477a15197369e4115ea32fe3d14227db17
SHA512524ae71f2bec6cef5e18937b880af5fe3aa236bde05f4ec7b523fc148cbdc41a1c806d1cf0018332675f04f210fc3e6635a65cd3f6a093b6fb423de979be688d
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Filesize
1KB
MD59b78f668b7ff54ec3e883a980b746261
SHA10e3320353f1044a01caa71326055df39152dbc74
SHA256c089e64b6418382140864bd664651f05d05b140573ac3989614c96c7049f8cf8
SHA5129eb6ba944547356cae6a181057c67abd3136f53898a5fac97b4c748aba638b50798e3c40db2b03d4e7efeb1930b930d8f688170f9fad9fba9c30d06fce0fe1d5