Overview
overview
10Static
static
8Office 2021.7z
windows7-x64
3Office 2021.7z
windows10-2004-x64
3Office 202...ll.exe
windows7-x64
10Office 202...ll.exe
windows10-2004-x64
out.exe
windows7-x64
out.exe
windows10-2004-x64
Office 202...un.inf
windows7-x64
1Office 202...un.inf
windows10-2004-x64
1Office 202...re.xml
windows7-x64
1Office 202...re.xml
windows10-2004-x64
1Office 202...ll.xml
windows7-x64
1Office 202...ll.xml
windows10-2004-x64
1Office 202...pp.exe
windows7-x64
1Office 202...pp.exe
windows10-2004-x64
1Office 202...00.dll
windows7-x64
3Office 202...00.dll
windows10-2004-x64
3Office 202...pp.exe
windows7-x64
1Office 202...pp.exe
windows10-2004-x64
1Office 202...00.dll
windows7-x64
3Office 202...00.dll
windows10-2004-x64
3Analysis
-
max time kernel
141s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
13/01/2023, 16:53
Behavioral task
behavioral1
Sample
Office 2021.7z
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Office 2021.7z
Resource
win10v2004-20220812-en
Behavioral task
behavioral3
Sample
Office 2021/OInstall.exe
Resource
win7-20220812-en
Behavioral task
behavioral4
Sample
Office 2021/OInstall.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
out.exe
Resource
win7-20221111-en
Behavioral task
behavioral6
Sample
out.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral7
Sample
Office 2021/autorun.inf
Resource
win7-20220901-en
Behavioral task
behavioral8
Sample
Office 2021/autorun.inf
Resource
win10v2004-20220812-en
Behavioral task
behavioral9
Sample
Office 2021/files/Configure.xml
Resource
win7-20220812-en
Behavioral task
behavioral10
Sample
Office 2021/files/Configure.xml
Resource
win10v2004-20221111-en
Behavioral task
behavioral11
Sample
Office 2021/files/Uninstall.xml
Resource
win7-20221111-en
Behavioral task
behavioral12
Sample
Office 2021/files/Uninstall.xml
Resource
win10v2004-20221111-en
Behavioral task
behavioral13
Sample
Office 2021/files/x64/cleanospp.exe
Resource
win7-20220812-en
Behavioral task
behavioral14
Sample
Office 2021/files/x64/cleanospp.exe
Resource
win10v2004-20220901-en
Behavioral task
behavioral15
Sample
Office 2021/files/x64/msvcr100.dll
Resource
win7-20221111-en
Behavioral task
behavioral16
Sample
Office 2021/files/x64/msvcr100.dll
Resource
win10v2004-20221111-en
Behavioral task
behavioral17
Sample
Office 2021/files/x86/cleanospp.exe
Resource
win7-20220812-en
Behavioral task
behavioral18
Sample
Office 2021/files/x86/cleanospp.exe
Resource
win10v2004-20221111-en
Behavioral task
behavioral19
Sample
Office 2021/files/x86/msvcr100.dll
Resource
win7-20220812-en
Behavioral task
behavioral20
Sample
Office 2021/files/x86/msvcr100.dll
Resource
win10v2004-20220901-en
General
-
Target
Office 2021.7z
-
Size
11.2MB
-
MD5
f0dc586a5a538de3e346500ece1d46af
-
SHA1
827643662ffa8ade2cd074535c36aa535d2d4e6d
-
SHA256
eeafcdef94d71214d03a23f7d7aa75feec16f1c00152a6598cd51859921be29b
-
SHA512
79edabff8819390ef27f71820389c554f48e0b58c211a6f10ef7124ab4fa2e1681177b5c662be626aa236e17b6b66deaacd9ce5d4c16bcc5ac8efadc32f0b513
-
SSDEEP
196608:E9SezaLAk+qKN+eI9jhTtbY6nx7PjGy4lVE9jGXFJwFxNhPU11EvwkHBrBjIrLjY:gSeqM89jb/xj19qwFxMPRkHBJIrLgD
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 424 OpenWith.exe