Analysis
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max time kernel
180s -
max time network
184s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
20-10-2022 20:28
Static task
static1
Behavioral task
behavioral1
Sample
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe
Resource
win7-20220812-en
General
-
Target
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe
-
Size
570KB
-
MD5
43263aebb2da49a5fc18060460612070
-
SHA1
9135d2cc0b94be2a1f83c31989d1cd2da11d9a77
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SHA256
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287
-
SHA512
32f7f0d5b65a47b75396092a7a041f43d938884adb35ccf0cb4c46c2d0f66f10d0045395efe59bb3dbbcccb5fd7fb01305a76b35aa026dcab5a679323fcedab4
-
SSDEEP
12288:oRd0cYvOLHy4jkNssf8KJlM1d49nWq1dyP65CwJnwLwFxQ:dkSekNsFKDM1mVWA5nwLu
Malware Config
Extracted
nanocore
1.2.2.2
Driss100.ddns.net:59
386bff53-ea77-4841-b2ec-ada528cef235
-
activate_away_mode
true
- backup_connection_host
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backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2015-05-20T00:43:36.012986036Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
59
-
default_group
Default
-
enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
386bff53-ea77-4841-b2ec-ada528cef235
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
Driss100.ddns.net
-
primary_dns_server
8.8.8.8
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
false
-
set_critical_process
true
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.2
-
wan_timeout
8000
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DDP Host = "C:\\Program Files (x86)\\DDP Host\\ddphost.exe" 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe -
Processes:
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exedescription pid process target process PID 3756 set thread context of 3676 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe -
Drops file in Program Files directory 2 IoCs
Processes:
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exedescription ioc process File created C:\Program Files (x86)\DDP Host\ddphost.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe File opened for modification C:\Program Files (x86)\DDP Host\ddphost.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
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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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exepid process 3676 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 3676 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 3676 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exepid process 3676 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exedescription pid process Token: SeDebugPrivilege 3676 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exedescription pid process target process PID 3756 wrote to memory of 4004 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe schtasks.exe PID 3756 wrote to memory of 4004 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe schtasks.exe PID 3756 wrote to memory of 4004 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe schtasks.exe PID 3756 wrote to memory of 3676 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe PID 3756 wrote to memory of 3676 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe PID 3756 wrote to memory of 3676 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe PID 3756 wrote to memory of 3676 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe PID 3756 wrote to memory of 3676 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe PID 3756 wrote to memory of 3676 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe PID 3756 wrote to memory of 3676 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe PID 3756 wrote to memory of 3676 3756 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe 365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe"C:\Users\Admin\AppData\Local\Temp\365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3756 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Update\Mozzila Firefox" /XML "C:\Users\Admin\AppData\Local\Temp\asssss.xml"2⤵
- Creates scheduled task(s)
PID:4004 -
C:\Users\Admin\AppData\Local\Temp\365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe"C:\Users\Admin\AppData\Local\Temp\365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.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
PID:3676
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\365b40c61b259c3e209abdd6bcc6546cdb0d3438694d585b65228fe4553af287.exe.log
Filesize223B
MD51cc4c5b51e50ec74a6880b50ecbee28b
SHA11ba7bb0e86c3d23fb0dc8bf16798d37afb4c4aba
SHA2560556734df26e82e363d47748a3ceedd5c23ea4b9ded6e68bd5c373c1c9f8777b
SHA5125d5532602b381125b24a9bd78781ed722ce0c862214ef17e7d224d269e6e7045c919ab19896dd8d9ae8920726092efe0ffb776a77a9a9539c4a70188d5a4c706
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Filesize
1KB
MD5b1e90ac848a31875b555f0c311cb4321
SHA176027ae14879f528f7d0dec52c4f091d4cc593ee
SHA25669b3091073e5b576b56801ed096fce3a758a44976cd67cb0887e274cf154a08a
SHA512b8244c1f557a6bb336afe61fd845526c63deb3e307c683589a5c1d4cfed2a95f72a3e4439878b0910ccbebb2618ab13052982affec61d255c77ca69c4a40610f