Analysis
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max time kernel
60s -
max time network
2s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2023 17:42
Static task
static1
Behavioral task
behavioral1
Sample
d1650c8ba87bb2b1938eb6e5d9a14fa43f1897ed566d21c473a69778960d8e79.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
d1650c8ba87bb2b1938eb6e5d9a14fa43f1897ed566d21c473a69778960d8e79.exe
Resource
win10v2004-20220812-en
General
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Target
d1650c8ba87bb2b1938eb6e5d9a14fa43f1897ed566d21c473a69778960d8e79.exe
-
Size
72KB
-
MD5
8daca3fcbece201be9631385a1a05cdd
-
SHA1
b22c9effa83ef2727848a14b34dac3abeb07f059
-
SHA256
d1650c8ba87bb2b1938eb6e5d9a14fa43f1897ed566d21c473a69778960d8e79
-
SHA512
13364d4044fdd7ad8690bc5a8ef9dc493d02dced6f50909260dfd97e0fb08f4482456e43a520729ded62e99ba2213d3ac121caf58199e9d00974058c15fb837e
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SSDEEP
1536:V2DVvJF6xnrMClmWokoLtnjMiCIY52IHD:V2ZvJF6HsWokoLtnjrCIsHH
Malware Config
Extracted
guloader
https://drive.google.com/uc?export=download&id=1lbp4Nqg2LZqJJb1BC6cI2NjWIY2vAJjy
Signatures
-
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
-
Guloader payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1512-134-0x0000000002AA0000-0x0000000002AAA000-memory.dmp family_guloader -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
d1650c8ba87bb2b1938eb6e5d9a14fa43f1897ed566d21c473a69778960d8e79.exepid process 1512 d1650c8ba87bb2b1938eb6e5d9a14fa43f1897ed566d21c473a69778960d8e79.exe