Analysis
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max time kernel
148s -
max time network
155s -
platform
windows7_x64 -
resource
win7 -
submitted
30-06-2020 13:11
Static task
static1
Behavioral task
behavioral1
Sample
DHL SHIPMENT DETAILS.exe
Resource
win7
General
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Target
DHL SHIPMENT DETAILS.exe
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Size
329KB
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MD5
aea6a74f303ac1db67b93b18dc7427b0
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SHA1
4fe9e34f85efefee8ba56a73ddb450bec6cd088d
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SHA256
26f45dc6e383ee31df6aabe8a5b4ecc625b76631f2a377803622a2990f3a8408
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SHA512
d9dd598cc3f60be1c0a51cadc9c4f027841f87087ed724ae7c2c6d84c30e851ef0f817f7720717f286ded47a9f980e937cf9c81e098a76f5d27932089de82884
Malware Config
Extracted
nanocore
1.2.2.0
ashebi.ddns.net:5050
185.140.53.10:5050
b62e8cc6-adaa-4794-b4c7-4d04ef6cbd3b
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activate_away_mode
true
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backup_connection_host
185.140.53.10
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2020-03-30T07:20:12.975094236Z
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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
5050
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default_group
DON
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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
b62e8cc6-adaa-4794-b4c7-4d04ef6cbd3b
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
ashebi.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
5012
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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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Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
DHL SHIPMENT DETAILS.exeDHL SHIPMENT DETAILS.exedescription pid process Token: SeDebugPrivilege 1464 DHL SHIPMENT DETAILS.exe Token: SeDebugPrivilege 1028 DHL SHIPMENT DETAILS.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
DHL SHIPMENT DETAILS.exeDHL SHIPMENT DETAILS.exepid process 1464 DHL SHIPMENT DETAILS.exe 1028 DHL SHIPMENT DETAILS.exe 1028 DHL SHIPMENT DETAILS.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
DHL SHIPMENT DETAILS.exepid process 1028 DHL SHIPMENT DETAILS.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Processes:
DHL SHIPMENT DETAILS.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA DHL SHIPMENT DETAILS.exe -
Drops file in Program Files directory 2 IoCs
Processes:
DHL SHIPMENT DETAILS.exedescription ioc process File created C:\Program Files (x86)\WAN Subsystem\wanss.exe DHL SHIPMENT DETAILS.exe File opened for modification C:\Program Files (x86)\WAN Subsystem\wanss.exe DHL SHIPMENT DETAILS.exe -
Adds Run entry to start application 2 TTPs 1 IoCs
Processes:
DHL SHIPMENT DETAILS.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WAN Subsystem = "C:\\Program Files (x86)\\WAN Subsystem\\wanss.exe" DHL SHIPMENT DETAILS.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
DHL SHIPMENT DETAILS.exedescription pid process target process PID 1464 wrote to memory of 788 1464 DHL SHIPMENT DETAILS.exe schtasks.exe PID 1464 wrote to memory of 788 1464 DHL SHIPMENT DETAILS.exe schtasks.exe PID 1464 wrote to memory of 788 1464 DHL SHIPMENT DETAILS.exe schtasks.exe PID 1464 wrote to memory of 788 1464 DHL SHIPMENT DETAILS.exe schtasks.exe PID 1464 wrote to memory of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe PID 1464 wrote to memory of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe PID 1464 wrote to memory of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe PID 1464 wrote to memory of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe PID 1464 wrote to memory of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe PID 1464 wrote to memory of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe PID 1464 wrote to memory of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe PID 1464 wrote to memory of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe PID 1464 wrote to memory of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
DHL SHIPMENT DETAILS.exedescription pid process target process PID 1464 set thread context of 1028 1464 DHL SHIPMENT DETAILS.exe DHL SHIPMENT DETAILS.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL SHIPMENT DETAILS.exe"C:\Users\Admin\AppData\Local\Temp\DHL SHIPMENT DETAILS.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kitNGCA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8A06.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\DHL SHIPMENT DETAILS.exe"{path}"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Adds Run entry to start application
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp8A06.tmp
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memory/788-0-0x0000000000000000-mapping.dmp
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memory/1028-2-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1028-3-0x000000000041E792-mapping.dmp
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memory/1028-4-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1028-5-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB