Analysis
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max time kernel
88s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
15-09-2022 18:14
Static task
static1
Behavioral task
behavioral1
Sample
ac765f28f66e0c22c70c3046808f2873.exe
Resource
win7-20220812-en
General
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Target
ac765f28f66e0c22c70c3046808f2873.exe
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Size
1.1MB
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MD5
ac765f28f66e0c22c70c3046808f2873
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SHA1
24a0d8688047b6d4e6e3acfcb31351d8673541b4
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SHA256
9d3a05900380c309b1b213edcfb1ab1bab9c4eedcc23d99a409d164e4a149b63
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SHA512
e9f36d0e108c091e2fe0230ae8c5ae14437c55a183fe5db19b69d6e9bb39c825b430f57399beac2830a1ea5ab21ff4209f94e10bbdccfd8d24a226fe3f742daa
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SSDEEP
12288:io/V9HiY0TfO0kEe7FB0Z4q9FpKTapNccqArt1G/bCg9vvIZT6oXuU2yPSL0E9:t9CPfOJ7DFiFpKeU9AzG2gFUjX/cH
Malware Config
Extracted
nanocore
1.2.2.0
rolandlandson149.bounceme.net:1007
127.0.0.1:1007
48099ca8-c1b4-49f3-9fe1-d8dfcbf66c09
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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
2022-06-13T20:58:05.824762936Z
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bypass_user_account_control
false
-
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
1007
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default_group
sepTmAn
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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
48099ca8-c1b4-49f3-9fe1-d8dfcbf66c09
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
rolandlandson149.bounceme.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
Processes:
ac765f28f66e0c22c70c3046808f2873.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NTFS Monitor = "C:\\Program Files (x86)\\NTFS Monitor\\ntfsmon.exe" ac765f28f66e0c22c70c3046808f2873.exe -
Processes:
ac765f28f66e0c22c70c3046808f2873.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ac765f28f66e0c22c70c3046808f2873.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ac765f28f66e0c22c70c3046808f2873.exedescription pid process target process PID 2040 set thread context of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe -
Drops file in Program Files directory 2 IoCs
Processes:
ac765f28f66e0c22c70c3046808f2873.exedescription ioc process File created C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe ac765f28f66e0c22c70c3046808f2873.exe File opened for modification C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe ac765f28f66e0c22c70c3046808f2873.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 1880 schtasks.exe 1408 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
ac765f28f66e0c22c70c3046808f2873.exepid process 1380 ac765f28f66e0c22c70c3046808f2873.exe 1380 ac765f28f66e0c22c70c3046808f2873.exe 1380 ac765f28f66e0c22c70c3046808f2873.exe 1380 ac765f28f66e0c22c70c3046808f2873.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
ac765f28f66e0c22c70c3046808f2873.exepid process 1380 ac765f28f66e0c22c70c3046808f2873.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
ac765f28f66e0c22c70c3046808f2873.exedescription pid process Token: SeDebugPrivilege 1380 ac765f28f66e0c22c70c3046808f2873.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
ac765f28f66e0c22c70c3046808f2873.exeac765f28f66e0c22c70c3046808f2873.exedescription pid process target process PID 2040 wrote to memory of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe PID 2040 wrote to memory of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe PID 2040 wrote to memory of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe PID 2040 wrote to memory of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe PID 2040 wrote to memory of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe PID 2040 wrote to memory of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe PID 2040 wrote to memory of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe PID 2040 wrote to memory of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe PID 2040 wrote to memory of 1380 2040 ac765f28f66e0c22c70c3046808f2873.exe ac765f28f66e0c22c70c3046808f2873.exe PID 1380 wrote to memory of 1880 1380 ac765f28f66e0c22c70c3046808f2873.exe schtasks.exe PID 1380 wrote to memory of 1880 1380 ac765f28f66e0c22c70c3046808f2873.exe schtasks.exe PID 1380 wrote to memory of 1880 1380 ac765f28f66e0c22c70c3046808f2873.exe schtasks.exe PID 1380 wrote to memory of 1880 1380 ac765f28f66e0c22c70c3046808f2873.exe schtasks.exe PID 1380 wrote to memory of 1408 1380 ac765f28f66e0c22c70c3046808f2873.exe schtasks.exe PID 1380 wrote to memory of 1408 1380 ac765f28f66e0c22c70c3046808f2873.exe schtasks.exe PID 1380 wrote to memory of 1408 1380 ac765f28f66e0c22c70c3046808f2873.exe schtasks.exe PID 1380 wrote to memory of 1408 1380 ac765f28f66e0c22c70c3046808f2873.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ac765f28f66e0c22c70c3046808f2873.exe"C:\Users\Admin\AppData\Local\Temp\ac765f28f66e0c22c70c3046808f2873.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ac765f28f66e0c22c70c3046808f2873.exe"C:\Users\Admin\AppData\Local\Temp\ac765f28f66e0c22c70c3046808f2873.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
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "NTFS Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA555.tmp"3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "NTFS Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA759.tmp"3⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpA555.tmpFilesize
1KB
MD5f472923fe1a7d43125476189c8516c0c
SHA122c1d57a0f681a59386f8696a21d66d75762b783
SHA2565d4a76ef6f1d89e7f7bdce9694df2a2b362e469860b0aa43af22ffa2b59ca8bf
SHA512b2029e5db489ffc1d7a29fe0501a677f52472725d7614390ef9f75897b04040072a2b6132eba4ee3d967f47e4a1980d73ecd29f1c737d76bb41ed81a44740d5e
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C:\Users\Admin\AppData\Local\Temp\tmpA759.tmpFilesize
1KB
MD5981e126601526eaa5b0ad45c496c4465
SHA1d610d6a21a8420cc73fcd3e54ddae75a5897b28b
SHA25611ae277dfa39e7038b782ca6557339e7fe88533fe83705c356a1500a1402d527
SHA512a59fb704d931ccb7e1ec1a7b98e24ccd8708be529066c6de4b673098cdebef539f7f50d9e051c43954b5a8e7f810862b3a4ede170f131e080dadc3e763ed4bdb
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memory/1380-83-0x0000000002130000-0x0000000002142000-memory.dmpFilesize
72KB
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memory/1380-91-0x0000000004380000-0x0000000004394000-memory.dmpFilesize
80KB
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memory/1380-90-0x0000000004890000-0x00000000048BE000-memory.dmpFilesize
184KB
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memory/1380-89-0x0000000004350000-0x000000000435E000-memory.dmpFilesize
56KB
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memory/1380-60-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1380-61-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1380-63-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1380-64-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1380-66-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1380-67-0x000000000041E792-mapping.dmp
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memory/1380-69-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1380-71-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1380-88-0x00000000021D0000-0x00000000021E4000-memory.dmpFilesize
80KB
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memory/1380-87-0x00000000021C0000-0x00000000021D0000-memory.dmpFilesize
64KB
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memory/1380-86-0x00000000021B0000-0x00000000021C4000-memory.dmpFilesize
80KB
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memory/1380-77-0x0000000000450000-0x000000000045A000-memory.dmpFilesize
40KB
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memory/1380-85-0x00000000021A0000-0x00000000021AC000-memory.dmpFilesize
48KB
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memory/1380-78-0x0000000000A00000-0x0000000000A1E000-memory.dmpFilesize
120KB
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memory/1380-79-0x00000000006C0000-0x00000000006CA000-memory.dmpFilesize
40KB
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memory/1380-80-0x0000000000A80000-0x0000000000A92000-memory.dmpFilesize
72KB
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memory/1380-81-0x0000000000A90000-0x0000000000AAA000-memory.dmpFilesize
104KB
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memory/1380-82-0x0000000000AC0000-0x0000000000ACE000-memory.dmpFilesize
56KB
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memory/1380-84-0x0000000002190000-0x000000000219E000-memory.dmpFilesize
56KB
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memory/1408-75-0x0000000000000000-mapping.dmp
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memory/1880-73-0x0000000000000000-mapping.dmp
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memory/2040-54-0x0000000000AD0000-0x0000000000BEA000-memory.dmpFilesize
1.1MB
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memory/2040-57-0x00000000007A0000-0x00000000007AC000-memory.dmpFilesize
48KB
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memory/2040-58-0x00000000058C0000-0x000000000598C000-memory.dmpFilesize
816KB
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memory/2040-56-0x0000000000790000-0x00000000007A6000-memory.dmpFilesize
88KB
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memory/2040-59-0x0000000005480000-0x00000000054F4000-memory.dmpFilesize
464KB
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memory/2040-55-0x0000000076041000-0x0000000076043000-memory.dmpFilesize
8KB