Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
26-12-2023 09:03
Static task
static1
Behavioral task
behavioral1
Sample
62118c1a7904986fcdf7f6528bf40d2f.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
62118c1a7904986fcdf7f6528bf40d2f.exe
Resource
win10v2004-20231222-en
General
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Target
62118c1a7904986fcdf7f6528bf40d2f.exe
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Size
577KB
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MD5
62118c1a7904986fcdf7f6528bf40d2f
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SHA1
24cf6a814ba02a73342d6b6633e3e0a25acf06bd
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SHA256
1843c1b7e4384901bd8725daf296a716247c8636556b22af619b8485d9e27c57
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SHA512
e79d15512cba63ee64fa38385db3b1cf5276c747386581d5c270ed26f3738ac280a66284026d265cea1dc0ab808d6e0c6b4981a4699531db83869b41ff8d3458
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SSDEEP
12288:dtHA0+aLqijURNVD2HCiXhBJPcmlrzoo:dtHAQLqO6VyHXJ7n
Malware Config
Extracted
cobaltstrike
426352781
http://help.getdsoft.com:443/jquery-3.3.1.min.js
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access_type
512
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beacon_type
2048
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host
help.getdsoft.com,/jquery-3.3.1.min.js
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http_header1
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http_header2
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http_method1
GET
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http_method2
POST
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jitter
9472
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polling_time
5000
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port_number
443
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sc_process32
%windir%\syswow64\dllhost.exe
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sc_process64
%windir%\sysnative\dllhost.exe
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state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQChAk64789sxB/KsBQCbj8Z601BTLYZNkcE3xxzDKnUjKVZHQKRf4WvmVqMGBkHx3HlmnqKK4fKqi05rld3fplUN5NcH3/ISzPy+Yd5USDPYhGCN4NlGv1ckugyLzRfH1/s4m9y42lcQK1JJ3K0ySHI24KdmU+Hv+jE9SOM7XI05QIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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unknown1
4.234810624e+09
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unknown2
AAAABAAAAAEAAAXyAAAAAgAAAFQAAAACAAAPWwAAAA0AAAAPAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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uri
/jquery-3.3.2.min.js
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko)
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watermark
426352781
Signatures
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Cobaltstrike
Detected malicious payload which is part of Cobaltstrike.
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Executes dropped EXE 1 IoCs
Processes:
systemcheck.exepid process 4272 systemcheck.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
62118c1a7904986fcdf7f6528bf40d2f.exedescription pid process target process PID 2572 wrote to memory of 4272 2572 62118c1a7904986fcdf7f6528bf40d2f.exe systemcheck.exe PID 2572 wrote to memory of 4272 2572 62118c1a7904986fcdf7f6528bf40d2f.exe systemcheck.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\62118c1a7904986fcdf7f6528bf40d2f.exe"C:\Users\Admin\AppData\Local\Temp\62118c1a7904986fcdf7f6528bf40d2f.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Public\Music\systemcheck.exeC:\Users\Public\Music\systemcheck.exe2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Public\Music\systemcheck.exeFilesize
577KB
MD562118c1a7904986fcdf7f6528bf40d2f
SHA124cf6a814ba02a73342d6b6633e3e0a25acf06bd
SHA2561843c1b7e4384901bd8725daf296a716247c8636556b22af619b8485d9e27c57
SHA512e79d15512cba63ee64fa38385db3b1cf5276c747386581d5c270ed26f3738ac280a66284026d265cea1dc0ab808d6e0c6b4981a4699531db83869b41ff8d3458
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C:\Users\Public\Music\systemcheck.exeFilesize
365KB
MD58df9290cc9f9b656cc7575e3e87fa487
SHA128420e78c0ca5afcc7605f67b45693766e7eed7f
SHA2568ee067f5b4f79f8c97d817c026810f5ae9fbeafef5ea707dca7520e7ddf5b1c2
SHA512059541b78ae5bfcf2c8eea1e86d4262343c9ea665c87818e613c1f486b90723c2263ee98ee555fec1e0081ff7437ccc0bb512ad619364432b1e5d3f55d891042
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memory/4272-4-0x000001F7D24A0000-0x000001F7D2912000-memory.dmpFilesize
4.4MB
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memory/4272-5-0x000001F7D20A0000-0x000001F7D24A0000-memory.dmpFilesize
4.0MB
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memory/4272-6-0x000001F7D24A0000-0x000001F7D2912000-memory.dmpFilesize
4.4MB
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memory/4272-7-0x000001F7D20A0000-0x000001F7D24A0000-memory.dmpFilesize
4.0MB