Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
11-05-2024 16:56
Static task
static1
Behavioral task
behavioral1
Sample
IMG-QUOTE-2019-04-22-164034.exe
Resource
win7-20240221-en
General
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Target
IMG-QUOTE-2019-04-22-164034.exe
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Size
1.4MB
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MD5
d319caeff92670f6b79b7075d1d4e7b2
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SHA1
dc88fc1a423bdd919be2a08d2017c2e145d76e03
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SHA256
61fab803495632d28dd50d959fc4cd4f35731f49afe17bae78a181ac921ca8d7
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SHA512
4f4478f82ba46192fce00d75c7b2e1e5aecb54384d1bc8fd70eff4980807c07f589679ff89d11d6e35b68cec9399927256d4109ddf63c77c09c04a4e111855ab
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SSDEEP
24576:BAHnh+eWsN3skA4RV1Hom2KXMmHatN2JBdN9kxIVVW5:Yh+ZkldoPK8Yats0
Malware Config
Extracted
nanocore
1.2.2.0
fourthrdp.duckdns.org:54984
127.0.0.1:54984
d7303773-9644-43f2-bc01-c772a0cc1170
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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
2019-01-29T12:36:53.187615336Z
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bypass_user_account_control
true
- 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
54984
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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
d7303773-9644-43f2-bc01-c772a0cc1170
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
fourthrdp.duckdns.org
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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
true
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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 1 IoCs
Processes:
IMG-QUOTE-2019-04-22-164034.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\typeperf.url IMG-QUOTE-2019-04-22-164034.exe -
Processes:
RegAsm.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA RegAsm.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
IMG-QUOTE-2019-04-22-164034.exedescription pid process target process PID 2080 set thread context of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegAsm.exepid process 1668 RegAsm.exe 1668 RegAsm.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegAsm.exepid process 1668 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 1668 RegAsm.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
IMG-QUOTE-2019-04-22-164034.exepid process 2080 IMG-QUOTE-2019-04-22-164034.exe 2080 IMG-QUOTE-2019-04-22-164034.exe 2080 IMG-QUOTE-2019-04-22-164034.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
IMG-QUOTE-2019-04-22-164034.exepid process 2080 IMG-QUOTE-2019-04-22-164034.exe 2080 IMG-QUOTE-2019-04-22-164034.exe 2080 IMG-QUOTE-2019-04-22-164034.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
IMG-QUOTE-2019-04-22-164034.exedescription pid process target process PID 2080 wrote to memory of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe PID 2080 wrote to memory of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe PID 2080 wrote to memory of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe PID 2080 wrote to memory of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe PID 2080 wrote to memory of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe PID 2080 wrote to memory of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe PID 2080 wrote to memory of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe PID 2080 wrote to memory of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe PID 2080 wrote to memory of 1668 2080 IMG-QUOTE-2019-04-22-164034.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\IMG-QUOTE-2019-04-22-164034.exe"C:\Users\Admin\AppData\Local\Temp\IMG-QUOTE-2019-04-22-164034.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1668-0-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1668-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/1668-8-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1668-1-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1668-7-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1668-12-0x0000000074282000-0x0000000074284000-memory.dmpFilesize
8KB
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memory/1668-14-0x0000000074282000-0x0000000074284000-memory.dmpFilesize
8KB