Analysis
-
max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
27-11-2022 07:47
Static task
static1
Behavioral task
behavioral1
Sample
8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe
Resource
win10v2004-20220812-en
General
-
Target
8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe
-
Size
1.4MB
-
MD5
e3d9197418170a4821a3a4f29c40c295
-
SHA1
5ec81300d81477e31150c9f263fa6d136a34c37c
-
SHA256
8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20
-
SHA512
5c0ddba37b7f50a4a7b9c805beceec77431acdd2b8a839018333df8eb663ccda152998adeaa545e6ae592b5ef47b0e3d2dd2bcf05713d44d2b6a87a3bdf07137
-
SSDEEP
24576:kfOy67+f2m2mFGnO7vzd5R5ZZjBMz2UyG3QWx8kJKYvbieHfPmC2EBuSBVjEYAKw:kGp6ffxCu7Z5ZTMMrWKkles3FXBFBVAf
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 1936 is-13K3V.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main is-13K3V.tmp -
Modifies Internet Explorer start page 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.v2233.com/?444" is-13K3V.tmp -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1488 wrote to memory of 1936 1488 8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe 79 PID 1488 wrote to memory of 1936 1488 8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe 79 PID 1488 wrote to memory of 1936 1488 8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe 79
Processes
-
C:\Users\Admin\AppData\Local\Temp\8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe"C:\Users\Admin\AppData\Local\Temp\8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1488 -
C:\Users\Admin\AppData\Local\Temp\is-9MT9I.tmp\is-13K3V.tmp"C:\Users\Admin\AppData\Local\Temp\is-9MT9I.tmp\is-13K3V.tmp" /SL4 $D0066 "C:\Users\Admin\AppData\Local\Temp\8d0a52e592a04c76d7f50ec4a51f6eeece7713d5248070b55128444cb84f9b20.exe" 1242075 558082⤵
- Executes dropped EXE
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
PID:1936
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
645KB
MD57a084972025ff9b3da070399f221202a
SHA19350b18cd6a0ebdcd74640a731a3801bfd278b1c
SHA25600e7a8e988c85741b3dafb50d0800a528d06de93dcf5520541f0f29a012a5d90
SHA512b551b17fc7f12bc7aed71fa7e410db5373542f0d8ce373d4932b086afa9e6cf561e6af61843f1511557635a4a0b51ca3804a8077be2f5c6981a0eba38bbf32a3
-
Filesize
645KB
MD57a084972025ff9b3da070399f221202a
SHA19350b18cd6a0ebdcd74640a731a3801bfd278b1c
SHA25600e7a8e988c85741b3dafb50d0800a528d06de93dcf5520541f0f29a012a5d90
SHA512b551b17fc7f12bc7aed71fa7e410db5373542f0d8ce373d4932b086afa9e6cf561e6af61843f1511557635a4a0b51ca3804a8077be2f5c6981a0eba38bbf32a3