Analysis
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max time kernel
11s -
max time network
117s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 22:21
Behavioral task
behavioral1
Sample
af6b1d4a427af34bdbeda5b4257f52f9a2d95d4d7e62345508b69c80b31a7ef8.exe
Resource
win10v20210410
General
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Target
af6b1d4a427af34bdbeda5b4257f52f9a2d95d4d7e62345508b69c80b31a7ef8.exe
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Size
316KB
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MD5
401a3b25173d48e1b0c73ca9e83e3635
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SHA1
1390deab082546804d0889a411577e65101499b0
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SHA256
af6b1d4a427af34bdbeda5b4257f52f9a2d95d4d7e62345508b69c80b31a7ef8
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SHA512
f105d2e32c2e1f6470d0f66abce20ec87dbe0844144c75887b6fcd70d1f3008b1f3edf37327e846a7070ae77cee6bac935ff5789b97e6ca154aba36f378d6ce3
Malware Config
Extracted
cobaltstrike
1359593325
http://5.39.222.87:80/push
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access_type
512
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host
5.39.222.87,/push
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http_header1
AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
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http_header2
AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=
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http_method1
GET
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http_method2
POST
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polling_time
60000
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port_number
80
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sc_process32
%windir%\syswow64\rundll32.exe
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sc_process64
%windir%\sysnative\rundll32.exe
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state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCHFcV/jTWIWbMLGsg/xD3cCk0yHN+dWUBeSAZEdvXFEiawkFkWyJWyGyT0NbgSrwHmz+krYJY6l6YOoUNPWMNc6YpuQUYrBiilMX6rDkmmqUqem2tP6G4E6nBva8DOwNu671c8iFZeK4M8s6PPnUDuEuSHchHBLc5wV6Ew7BLO5QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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unknown1
4096
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unknown2
AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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uri
/submit.php
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user_agent
Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)
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watermark
1359593325
Signatures
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Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2880 3916 WerFault.exe af6b1d4a427af34bdbeda5b4257f52f9a2d95d4d7e62345508b69c80b31a7ef8.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
WerFault.exepid process 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe 2880 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 2880 WerFault.exe Token: SeBackupPrivilege 2880 WerFault.exe Token: SeDebugPrivilege 2880 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\af6b1d4a427af34bdbeda5b4257f52f9a2d95d4d7e62345508b69c80b31a7ef8.exe"C:\Users\Admin\AppData\Local\Temp\af6b1d4a427af34bdbeda5b4257f52f9a2d95d4d7e62345508b69c80b31a7ef8.exe"1⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3916 -s 5362⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/3916-115-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/3916-114-0x0000000002060000-0x00000000020A7000-memory.dmpFilesize
284KB
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memory/3916-116-0x0000000002100000-0x0000000002133000-memory.dmpFilesize
204KB
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memory/3916-117-0x0000000002490000-0x00000000024CD000-memory.dmpFilesize
244KB