General
-
Target
calc.exe
-
Size
27KB
-
Sample
230408-qlstrsdd89
-
MD5
5da8c98136d98dfec4716edd79c7145f
-
SHA1
ed13af4a0a754b8daee4929134d2ff15ebe053cd
-
SHA256
58189cbd4e6dc0c7d8e66b6a6f75652fc9f4afc7ce0eba7d67d8c3feb0d5381f
-
SHA512
6e2b067760ec178cdcc4df04c541ce6940fc2a0cdd36f57f4d6332e38119dbc5e24eb67c11d2c8c8ffeed43533c2dd8b642d2c7c997c392928091b5ccce7582a
-
SSDEEP
384:Otj8FKzuRxmeWCJxhd2WS/YWyiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiLiiiB:QXif4CbPQ7
Static task
static1
Behavioral task
behavioral1
Sample
calc.exe
Resource
win10v2004-20230220-en
Malware Config
Targets
-
-
Target
calc.exe
-
Size
27KB
-
MD5
5da8c98136d98dfec4716edd79c7145f
-
SHA1
ed13af4a0a754b8daee4929134d2ff15ebe053cd
-
SHA256
58189cbd4e6dc0c7d8e66b6a6f75652fc9f4afc7ce0eba7d67d8c3feb0d5381f
-
SHA512
6e2b067760ec178cdcc4df04c541ce6940fc2a0cdd36f57f4d6332e38119dbc5e24eb67c11d2c8c8ffeed43533c2dd8b642d2c7c997c392928091b5ccce7582a
-
SSDEEP
384:Otj8FKzuRxmeWCJxhd2WS/YWyiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiLiiiB:QXif4CbPQ7
Score10/10-
Modifies security service
-
Modifies boot configuration data using bcdedit
-
Downloads MZ/PE file
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies system executable filetype association
-
Registers COM server for autorun
-
Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
-
Adds Run key to start application
-
Checks for any installed AV software in registry
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Drops file in System32 directory
-