Overview
overview
10Static
static
10Job Interv...nt.dll
windows7-x64
1Job Interv...nt.dll
windows10-2004-x64
1Job Interv...ew.exe
windows7-x64
7Job Interv...ew.exe
windows10-2004-x64
7Job Interv...rm.dll
windows7-x64
6Job Interv...rm.dll
windows10-2004-x64
6Job Interv...gs.dll
windows7-x64
1Job Interv...gs.dll
windows10-2004-x64
6Job Interv...al.exe
windows7-x64
9Job Interv...al.exe
windows10-2004-x64
9Job Interv...40.dll
windows7-x64
3Job Interv...40.dll
windows10-2004-x64
3Job Interv...32.dll
windows7-x64
1Job Interv...32.dll
windows10-2004-x64
6Job Interv...40.dll
windows7-x64
1Job Interv...40.dll
windows10-2004-x64
3Analysis
-
max time kernel
139s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29-02-2024 05:27
Static task
static1
Behavioral task
behavioral1
Sample
Job Interview/CoreUIComponent.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Job Interview/CoreUIComponent.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
Job Interview/Interview.exe
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
Job Interview/Interview.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
Job Interview/LoggingPlatform.dll
Resource
win7-20240215-en
Behavioral task
behavioral6
Sample
Job Interview/LoggingPlatform.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
Job Interview/UpdateRingSettings.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
Job Interview/UpdateRingSettings.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
Job Interview/essential.exe
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
Job Interview/essential.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
Job Interview/msvcp140.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
Job Interview/msvcp140.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
Job Interview/secur32.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
Job Interview/secur32.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
Job Interview/vcruntime140.dll
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
Job Interview/vcruntime140.dll
Resource
win10v2004-20240226-en
General
-
Target
Job Interview/UpdateRingSettings.dll
-
Size
377KB
-
MD5
9f950504d5ea22c6f1ee20f7c2ed3b7b
-
SHA1
5090de783322847e6395567e7449fc4200b054a5
-
SHA256
37253093d3c8ed1d56b3a50f31f8944888ff38b714097637c5372a0ad19c337b
-
SHA512
ae80c7778304140d4476d42f6ef4439c61c2ec4ff42958007b93418a53908fb516544c57e1db99b7a6d79ae501f49c46f6636d8f967b033e744feb33879e0734
-
SSDEEP
6144:NUlY4DS+edXqQE0jrJdi2Jnrly7IhPdZGVTQHtjM+jlxmFdNwtRx5Kg3jcCE++Jv:NU64s6QPrzi85tdX+ExMwtjcwOcS
Malware Config
Signatures
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
rundll32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OneDriveCoUpdate = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\OneDrive\\cache\\logger\\FileCoAuth.exe" rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 4184 wrote to memory of 2672 4184 rundll32.exe rundll32.exe PID 4184 wrote to memory of 2672 4184 rundll32.exe rundll32.exe PID 4184 wrote to memory of 2672 4184 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\Job Interview\UpdateRingSettings.dll",#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\Job Interview\UpdateRingSettings.dll",#12⤵
- Adds Run key to start application
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2756 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:81⤵