Analysis
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max time kernel
141s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
14-12-2023 05:06
Static task
static1
Behavioral task
behavioral1
Sample
3b49936520db4b5d6797a6be50a2a72a3bcb774a773eefd0daf80e2900147349.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
3b49936520db4b5d6797a6be50a2a72a3bcb774a773eefd0daf80e2900147349.exe
Resource
win10v2004-20231127-en
General
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Target
3b49936520db4b5d6797a6be50a2a72a3bcb774a773eefd0daf80e2900147349.exe
-
Size
533KB
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MD5
5a282fde0b4bde067ea3d07c2f614dbc
-
SHA1
61e26c00871ef622a6fbcdd529c4bbfeadf90e2f
-
SHA256
3b49936520db4b5d6797a6be50a2a72a3bcb774a773eefd0daf80e2900147349
-
SHA512
897e59321e854f6cbd96d2c51cb4409032439e49d049f39ddb1d6de1cb21c2e575ca5d6d25d9682d00dad9a122e171fd1cdf4a576046b15dc4a9380a41a57a38
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SSDEEP
6144:L6T8DG3+zMz4wwA191j7HawIAFZ4eN/+fA2QnCK6ViEhlDbxzJ+vuV1VGuvyCLgD:L6wi1DH19on64eN/+fp1U0JGy7z
Malware Config
Extracted
cobaltstrike
100000
http://54.238.191.171:12345/g.pixel
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access_type
512
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host
54.238.191.171,/g.pixel
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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
12345
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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
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCEBLC62ZH8vIEBKMJLFp5MED3Z1f0wqMjEGBsKb70PYmNI+GMl9Z3BJItRJ/fXioo/r8bIbPDWGxSzsQLOk/ZNEi5xaVZ4J+qUTB5ZjqqH5AUB+iyiyaX5NnxwGRSMyYLF0Vryx/YQss2P53Zg4Ve+e/072DXkjlOkSpegjL7TcQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
-
unknown1
4096
-
unknown2
AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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uri
/submit.php
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user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0)
-
watermark
100000
Signatures
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Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
-
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
3b49936520db4b5d6797a6be50a2a72a3bcb774a773eefd0daf80e2900147349.exedescription pid process target process PID 3784 wrote to memory of 5072 3784 3b49936520db4b5d6797a6be50a2a72a3bcb774a773eefd0daf80e2900147349.exe notepad.exe PID 3784 wrote to memory of 5072 3784 3b49936520db4b5d6797a6be50a2a72a3bcb774a773eefd0daf80e2900147349.exe notepad.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\3b49936520db4b5d6797a6be50a2a72a3bcb774a773eefd0daf80e2900147349.exe"C:\Users\Admin\AppData\Local\Temp\3b49936520db4b5d6797a6be50a2a72a3bcb774a773eefd0daf80e2900147349.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Windows\SYSTEM32\notepad.exenotepad.exe2⤵PID:5072