Overview
overview
3Static
static
3Yeis 1.5.rar
windows7-x64
1Yeis 1.5.rar
windows10-2004-x64
1Yeis 1.5/Guna.UI2.dll
windows7-x64
1Yeis 1.5/Guna.UI2.dll
windows10-2004-x64
1Yeis 1.5/M...s.json
windows7-x64
3Yeis 1.5/M...s.json
windows10-2004-x64
3Yeis 1.5/Memory.dll
windows7-x64
1Yeis 1.5/Memory.dll
windows10-2004-x64
1Yeis 1.5/M....nupkg
windows7-x64
3Yeis 1.5/M....nupkg
windows10-2004-x64
3Yeis 1.5/Memory.pdb
windows7-x64
3Yeis 1.5/Memory.pdb
windows10-2004-x64
3Yeis 1.5/Memory.xml
windows7-x64
3Yeis 1.5/Memory.xml
windows10-2004-x64
1Yeis 1.5/N...on.dll
windows7-x64
1Yeis 1.5/N...on.dll
windows10-2004-x64
1Yeis 1.5/N...on.xml
windows7-x64
3Yeis 1.5/N...on.xml
windows10-2004-x64
1Yeis 1.5/Yeis.exe
windows7-x64
1Yeis 1.5/Yeis.exe
windows10-2004-x64
1Yeis 1.5/e...config
windows7-x64
3Yeis 1.5/e...config
windows10-2004-x64
3Yeis 1.5/e...pp.pdb
windows7-x64
3Yeis 1.5/e...pp.pdb
windows10-2004-x64
3Resubmissions
19/11/2024, 15:13
241119-slznesybpk 319/11/2024, 15:10
241119-ska9faxelg 319/11/2024, 15:07
241119-shdxjsxeke 3Analysis
-
max time kernel
161s -
max time network
207s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19/11/2024, 15:07
Static task
static1
Behavioral task
behavioral1
Sample
Yeis 1.5.rar
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Yeis 1.5.rar
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
Yeis 1.5/Guna.UI2.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
Yeis 1.5/Guna.UI2.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
Yeis 1.5/Memory.deps.json
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
Yeis 1.5/Memory.deps.json
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
Yeis 1.5/Memory.dll
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
Yeis 1.5/Memory.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
Yeis 1.5/Memory.dll.x64.1.2.27.nupkg
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Yeis 1.5/Memory.dll.x64.1.2.27.nupkg
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
Yeis 1.5/Memory.pdb
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
Yeis 1.5/Memory.pdb
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
Yeis 1.5/Memory.xml
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
Yeis 1.5/Memory.xml
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
Yeis 1.5/Newtonsoft.Json.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
Yeis 1.5/Newtonsoft.Json.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
Yeis 1.5/Newtonsoft.Json.xml
Resource
win7-20241023-en
Behavioral task
behavioral18
Sample
Yeis 1.5/Newtonsoft.Json.xml
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
Yeis 1.5/Yeis.exe
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
Yeis 1.5/Yeis.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
Yeis 1.5/eu4formapp.exe.config
Resource
win7-20240903-en
Behavioral task
behavioral22
Sample
Yeis 1.5/eu4formapp.exe.config
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
Yeis 1.5/eu4formapp.pdb
Resource
win7-20241010-en
Behavioral task
behavioral24
Sample
Yeis 1.5/eu4formapp.pdb
Resource
win10v2004-20241007-en
General
-
Target
Yeis 1.5/Yeis.exe
-
Size
2.2MB
-
MD5
33cbdfc88d99e1d20de14933660f2449
-
SHA1
35827624d55eccdd0f9f09b8fe503518090362f9
-
SHA256
7c1530177dbeafbef2434fcd6360215b4bef416c197ca951f220d5d0f713647f
-
SHA512
348f1f9d23d5a1d2a82b6fa40780e927a3c98541f2d39cfb2cf39d3c63dbf82cdb3ac9b33a290f06daed9a9d1a298bd8fa66ee85c13c643cb185a4590894725b
-
SSDEEP
49152:7iU1k14aizzUhMkqMWvlLls5sH3+FDnEHFmkwbvf9b4:OUqVfiK5sHug6fS
Malware Config
Signatures
-
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS Yeis.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer Yeis.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion Yeis.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1044 Yeis.exe 1044 Yeis.exe 1044 Yeis.exe 1044 Yeis.exe 1044 Yeis.exe 1044 Yeis.exe 1044 Yeis.exe 1044 Yeis.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1044 Yeis.exe