Analysis
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max time kernel
11s -
max time network
113s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 22:19
Behavioral task
behavioral1
Sample
b6c58ee2807c79eeb1f99357c205b32475906a514bbe3033d12f5e64ad4d60f8.exe
Resource
win10v20210410
General
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Target
b6c58ee2807c79eeb1f99357c205b32475906a514bbe3033d12f5e64ad4d60f8.exe
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Size
316KB
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MD5
23df6fa57d40abb65647ac06f7469292
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SHA1
d23f65dac1a0a82acc06850f3e548b82e2c57fc1
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SHA256
b6c58ee2807c79eeb1f99357c205b32475906a514bbe3033d12f5e64ad4d60f8
-
SHA512
885f7f080bbda7356e11c601ddd3419b91435cf8e514cdcedef1fe2df1090813d0d49c10ef98b801a6e4451faf9288b2e1121547ecf98d886aa40e615fa9210f
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.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2852 4092 WerFault.exe b6c58ee2807c79eeb1f99357c205b32475906a514bbe3033d12f5e64ad4d60f8.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
WerFault.exepid process 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe 2852 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 2852 WerFault.exe Token: SeBackupPrivilege 2852 WerFault.exe Token: SeDebugPrivilege 2852 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b6c58ee2807c79eeb1f99357c205b32475906a514bbe3033d12f5e64ad4d60f8.exe"C:\Users\Admin\AppData\Local\Temp\b6c58ee2807c79eeb1f99357c205b32475906a514bbe3033d12f5e64ad4d60f8.exe"1⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4092 -s 5322⤵
- 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/4092-114-0x0000000002110000-0x0000000002143000-memory.dmpFilesize
204KB
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memory/4092-116-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/4092-115-0x00000000004F0000-0x000000000059E000-memory.dmpFilesize
696KB
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memory/4092-117-0x0000000002190000-0x00000000021CD000-memory.dmpFilesize
244KB