Analysis
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max time kernel
77s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
15/11/2022, 23:54
Static task
static1
Behavioral task
behavioral1
Sample
DOCKING SURVEY CHECKLIST.exe
Resource
win7-20220812-en
General
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Target
DOCKING SURVEY CHECKLIST.exe
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Size
379KB
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MD5
2daa48f1b8e1b5ab35c8085b82dc702f
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SHA1
c1d808028449413e1868f376a08f3929858bd058
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SHA256
2777c2ab1358ff442a0744634600581a71c0ea57b983437aaf1b2b184e249c3e
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SHA512
49fe6a5cb4d5e043c6d7ab90a167692b4ba21f6114c3005259f9d087d3cd027d363784b3c30bc835fa62d36bc3271e2d67159bec5ad474742df6b75a1b2a9e2c
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SSDEEP
6144:/pup3megfKaXWG+RPkflMJgXOnRjiBL2q/OMbpKt2GCVdKrLtWR73TeS6B+q:/pVegfHIgOuOn0L2IOMb+2GCi/tU3TeX
Malware Config
Extracted
nanocore
1.2.2.0
brewsterchristophe.ddns.net:5899
194,147,5,75:5899
b8aebc29-8c64-444f-99e6-dc4122e9bbfc
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activate_away_mode
true
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backup_connection_host
194,147,5,75
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2022-04-29T03:26:40.572298236Z
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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
5899
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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
b8aebc29-8c64-444f-99e6-dc4122e9bbfc
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
brewsterchristophe.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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Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Syxbdhdstem.exe Powershell.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Syxbdhdstem.exe Powershell.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Service = "C:\\Program Files (x86)\\UDP Service\\udpsv.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1376 set thread context of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\UDP Service\udpsv.exe RegSvcs.exe File opened for modification C:\Program Files (x86)\UDP Service\udpsv.exe RegSvcs.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 1816 schtasks.exe 1476 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1608 Powershell.exe 1640 RegSvcs.exe 1640 RegSvcs.exe 1640 RegSvcs.exe 1640 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1640 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1376 DOCKING SURVEY CHECKLIST.exe Token: SeDebugPrivilege 1608 Powershell.exe Token: SeDebugPrivilege 1640 RegSvcs.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1376 wrote to memory of 1608 1376 DOCKING SURVEY CHECKLIST.exe 27 PID 1376 wrote to memory of 1608 1376 DOCKING SURVEY CHECKLIST.exe 27 PID 1376 wrote to memory of 1608 1376 DOCKING SURVEY CHECKLIST.exe 27 PID 1376 wrote to memory of 1608 1376 DOCKING SURVEY CHECKLIST.exe 27 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1376 wrote to memory of 1640 1376 DOCKING SURVEY CHECKLIST.exe 29 PID 1640 wrote to memory of 1816 1640 RegSvcs.exe 30 PID 1640 wrote to memory of 1816 1640 RegSvcs.exe 30 PID 1640 wrote to memory of 1816 1640 RegSvcs.exe 30 PID 1640 wrote to memory of 1816 1640 RegSvcs.exe 30 PID 1640 wrote to memory of 1476 1640 RegSvcs.exe 32 PID 1640 wrote to memory of 1476 1640 RegSvcs.exe 32 PID 1640 wrote to memory of 1476 1640 RegSvcs.exe 32 PID 1640 wrote to memory of 1476 1640 RegSvcs.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\DOCKING SURVEY CHECKLIST.exe"C:\Users\Admin\AppData\Local\Temp\DOCKING SURVEY CHECKLIST.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe"Powershell" Copy-Item 'C:\Users\Admin\AppData\Local\Temp\DOCKING SURVEY CHECKLIST.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Syxbdhdstem.exe'2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1608
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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:1640 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "UDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpBEAE.tmp"3⤵
- Creates scheduled task(s)
PID:1816
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "UDP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpC0A3.tmp"3⤵
- Creates scheduled task(s)
PID:1476
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD58cad1b41587ced0f1e74396794f31d58
SHA111054bf74fcf5e8e412768035e4dae43aa7b710f
SHA2563086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c
SHA51299c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef
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Filesize
1KB
MD50a24db62cb5b84309c4803346caaa25d
SHA167660778f61bb44168c33ed3fe56ed86cf9583e8
SHA25638d38647af394a04ee6add9f05c43244f04e64a6b96257f4b241a5038efa82df
SHA512d25d9df063f44595d5e0bf890755bd387655131ff369eeedf3d11ffcc6202ca4455bbb33a8a926dd06839cbd1ddec3d06809b3c66a82c6518aa14beaa469a548