Analysis
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max time kernel
18s -
max time network
74s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
22-06-2021 22:15
Behavioral task
behavioral1
Sample
8172d3a29b59e6798349fa12d9ca659d02c59485206390c962e2721af598b8ec.exe
Resource
win10v20210408
General
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Target
8172d3a29b59e6798349fa12d9ca659d02c59485206390c962e2721af598b8ec.exe
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Size
316KB
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MD5
e18e400e993a776bf55386a03881806a
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SHA1
f0599ffdfcc0ad9eb099791ea4956965e93fd266
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SHA256
8172d3a29b59e6798349fa12d9ca659d02c59485206390c962e2721af598b8ec
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SHA512
a294f15896d1d8e66ba373a5b6e9a6398a388fd2b57d9e41c87391555fe68289a80025d1f8947e200e45d8c1d1968fce47c87768b7aae0bf1c0d8272055de365
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
-
Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 424 652 WerFault.exe 8172d3a29b59e6798349fa12d9ca659d02c59485206390c962e2721af598b8ec.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
WerFault.exepid process 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe 424 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 424 WerFault.exe Token: SeBackupPrivilege 424 WerFault.exe Token: SeDebugPrivilege 424 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8172d3a29b59e6798349fa12d9ca659d02c59485206390c962e2721af598b8ec.exe"C:\Users\Admin\AppData\Local\Temp\8172d3a29b59e6798349fa12d9ca659d02c59485206390c962e2721af598b8ec.exe"1⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 652 -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/652-114-0x0000000002180000-0x00000000021C7000-memory.dmpFilesize
284KB
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memory/652-115-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/652-116-0x0000000002330000-0x0000000002363000-memory.dmpFilesize
204KB
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memory/652-117-0x00000000025B0000-0x00000000025ED000-memory.dmpFilesize
244KB