Analysis
-
max time kernel
148s -
max time network
196s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
06-09-2021 06:40
Static task
static1
Behavioral task
behavioral1
Sample
eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe
Resource
win10-en
General
-
Target
eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe
-
Size
941KB
-
MD5
4764bfca9ee54dd8aa68ee903dfcc410
-
SHA1
c4a3aaa80063f2a6024b7ccc2179ffe593544a47
-
SHA256
eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953
-
SHA512
33852223eab7f5ff0d8759301e11a58765772a16e15b566b20f8892f718cf0ca059b0fbecb2e6a77e7003cc4180836afa9d7b924783053ae4912e2b3a9d44a75
Malware Config
Signatures
-
Ammyy Admin
Remote admin tool with various capabilities.
-
AmmyyAdmin Payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\budha.exe family_ammyyadmin C:\Users\Admin\AppData\Local\Temp\budha.exe family_ammyyadmin C:\Users\Admin\AppData\Local\Temp\budha.exe family_ammyyadmin -
Executes dropped EXE 1 IoCs
Processes:
budha.exepid process 1648 budha.exe -
Loads dropped DLL 1 IoCs
Processes:
eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exepid process 980 eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exedescription pid process target process PID 980 wrote to memory of 1648 980 eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe budha.exe PID 980 wrote to memory of 1648 980 eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe budha.exe PID 980 wrote to memory of 1648 980 eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe budha.exe PID 980 wrote to memory of 1648 980 eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe budha.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe"C:\Users\Admin\AppData\Local\Temp\eb0d18828cbd76d92a2577259a0946a40bc93b251f782c00e8cb59236d5f7953.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:980 -
C:\Users\Admin\AppData\Local\Temp\budha.exe"C:\Users\Admin\AppData\Local\Temp\budha.exe"2⤵
- Executes dropped EXE
PID:1648
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
51cd7ad1b9282ca12a0dc37d830e852e
SHA18284acec29a8238b5bb83e2a474219ce980c823b
SHA256231e7fba1f92a0870bf46100e7e9637c786d34b36fe06fc073db69ca5d03ee0f
SHA5120d32e4b233b34825f55a12b58de5dd552fa13b416e12c49d375e1cad0d7d48823c58836be4f4f3aadb3cfb605f2d5fb14281a99cbef3ccea88ec089e31d71993
-
MD5
51cd7ad1b9282ca12a0dc37d830e852e
SHA18284acec29a8238b5bb83e2a474219ce980c823b
SHA256231e7fba1f92a0870bf46100e7e9637c786d34b36fe06fc073db69ca5d03ee0f
SHA5120d32e4b233b34825f55a12b58de5dd552fa13b416e12c49d375e1cad0d7d48823c58836be4f4f3aadb3cfb605f2d5fb14281a99cbef3ccea88ec089e31d71993
-
MD5
51cd7ad1b9282ca12a0dc37d830e852e
SHA18284acec29a8238b5bb83e2a474219ce980c823b
SHA256231e7fba1f92a0870bf46100e7e9637c786d34b36fe06fc073db69ca5d03ee0f
SHA5120d32e4b233b34825f55a12b58de5dd552fa13b416e12c49d375e1cad0d7d48823c58836be4f4f3aadb3cfb605f2d5fb14281a99cbef3ccea88ec089e31d71993