Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2023, 18:28
Static task
static1
Behavioral task
behavioral1
Sample
842950d234e691ae98c2ce548ec471a3.exe
Resource
win7-20231215-en
General
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Target
842950d234e691ae98c2ce548ec471a3.exe
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Size
670KB
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MD5
842950d234e691ae98c2ce548ec471a3
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SHA1
989a1fe9ee1343ff2c3bd90671288ad419d772ed
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SHA256
ccd3c74e9ed1c416ff89568cd58ba4a0f1ea29effb821795c405a7cfd706571c
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SHA512
3379ee9dfd0096ce34d063c86e557b4f4350d9f37d56cd022f91db75c80d30b9fd007493df9131f0b3f222bd7b48def2f7a05608dc96745921d06a5453738980
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SSDEEP
12288:BaSkWUxIiboWxvZvL62yy+Uc4d4Aj+z3a5oYnRT+oW7e5rnk6bUS3a:kSkWUMeLd
Malware Config
Extracted
nanocore
1.2.2.0
xp18.ddns.net:1012
ef6b2072-3b38-4899-b925-378df7ad2d73
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activate_away_mode
true
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backup_connection_host
xp18.ddns.net
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2021-04-23T05:59:24.479035036Z
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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
1012
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default_group
Default
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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
ef6b2072-3b38-4899-b925-378df7ad2d73
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
xp18.ddns.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\AGP Manager = "C:\\Program Files (x86)\\AGP Manager\\agpmgr.exe" 842950d234e691ae98c2ce548ec471a3.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 842950d234e691ae98c2ce548ec471a3.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1380 set thread context of 4084 1380 842950d234e691ae98c2ce548ec471a3.exe 103 -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\AGP Manager\agpmgr.exe 842950d234e691ae98c2ce548ec471a3.exe File opened for modification C:\Program Files (x86)\AGP Manager\agpmgr.exe 842950d234e691ae98c2ce548ec471a3.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 3244 schtasks.exe 4108 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4084 842950d234e691ae98c2ce548ec471a3.exe 4084 842950d234e691ae98c2ce548ec471a3.exe 4084 842950d234e691ae98c2ce548ec471a3.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4084 842950d234e691ae98c2ce548ec471a3.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4084 842950d234e691ae98c2ce548ec471a3.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1380 wrote to memory of 4084 1380 842950d234e691ae98c2ce548ec471a3.exe 103 PID 1380 wrote to memory of 4084 1380 842950d234e691ae98c2ce548ec471a3.exe 103 PID 1380 wrote to memory of 4084 1380 842950d234e691ae98c2ce548ec471a3.exe 103 PID 1380 wrote to memory of 4084 1380 842950d234e691ae98c2ce548ec471a3.exe 103 PID 1380 wrote to memory of 4084 1380 842950d234e691ae98c2ce548ec471a3.exe 103 PID 1380 wrote to memory of 4084 1380 842950d234e691ae98c2ce548ec471a3.exe 103 PID 1380 wrote to memory of 4084 1380 842950d234e691ae98c2ce548ec471a3.exe 103 PID 1380 wrote to memory of 4084 1380 842950d234e691ae98c2ce548ec471a3.exe 103 PID 4084 wrote to memory of 4108 4084 842950d234e691ae98c2ce548ec471a3.exe 99 PID 4084 wrote to memory of 4108 4084 842950d234e691ae98c2ce548ec471a3.exe 99 PID 4084 wrote to memory of 4108 4084 842950d234e691ae98c2ce548ec471a3.exe 99 PID 4084 wrote to memory of 3244 4084 842950d234e691ae98c2ce548ec471a3.exe 101 PID 4084 wrote to memory of 3244 4084 842950d234e691ae98c2ce548ec471a3.exe 101 PID 4084 wrote to memory of 3244 4084 842950d234e691ae98c2ce548ec471a3.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\842950d234e691ae98c2ce548ec471a3.exe"C:\Users\Admin\AppData\Local\Temp\842950d234e691ae98c2ce548ec471a3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Users\Admin\AppData\Local\Temp\842950d234e691ae98c2ce548ec471a3.exe"{path}"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:4084
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "AGP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpC38E.tmp"1⤵
- Creates scheduled task(s)
PID:4108
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "AGP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpC3BE.tmp"1⤵
- Creates scheduled task(s)
PID:3244