Overview
overview
8Static
static
31337 Steam...te.exe
windows7-x64
81337 Steam...te.exe
windows10-2004-x64
81337 Steam...it.dll
windows7-x64
11337 Steam...it.dll
windows10-2004-x64
11337 Steam...ip.dll
windows7-x64
11337 Steam...ip.dll
windows10-2004-x64
11337 Steam...er.exe
windows7-x64
81337 Steam...er.exe
windows10-2004-x64
81337 Steam...it.dll
windows7-x64
11337 Steam...it.dll
windows10-2004-x64
11337 Steam...in.exe
windows7-x64
31337 Steam...in.exe
windows10-2004-x64
81337 Steam...oc.dll
windows10-2004-x64
31337 Steam...oc.dll
windows10-2004-x64
3Analysis
-
max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2024 17:50
Static task
static1
Behavioral task
behavioral1
Sample
1337 SteamACC Stealer Private/1337 SteamACC Stealer Private.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
1337 SteamACC Stealer Private/1337 SteamACC Stealer Private.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
1337 SteamACC Stealer Private/Xceed.Wpf.Toolkit.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
1337 SteamACC Stealer Private/Xceed.Wpf.Toolkit.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
1337 SteamACC Stealer Private/data/Ionic.Zip.dll
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
1337 SteamACC Stealer Private/data/Ionic.Zip.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
1337 SteamACC Stealer Private/data/Launcher.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
1337 SteamACC Stealer Private/data/Launcher.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
1337 SteamACC Stealer Private/data/Xceed.Wpf.Toolkit.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
1337 SteamACC Stealer Private/data/Xceed.Wpf.Toolkit.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
1337 SteamACC Stealer Private/data/bin.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
1337 SteamACC Stealer Private/data/bin.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
1337 SteamACC Stealer Private/data/secproc.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral14
Sample
1337 SteamACC Stealer Private/secproc.dll
Resource
win10v2004-20241007-en
General
-
Target
1337 SteamACC Stealer Private/data/secproc.dll
-
Size
338KB
-
MD5
c72b72a6f2eb72bc6dd0a2a2164e02e3
-
SHA1
18825cc35e84e960c3c26e23f99fdc80bf346632
-
SHA256
b008544fc732a9c05a1479a2631dbe005e24b69c4abc2922ec7bd87337b76644
-
SHA512
0b73040f80a477b307efa6ca2baa2d8bac7e203b8a23d7e3e5b7daaedc1940778b805e3fbed5c12cf6516f09e243f77a55c404bf2c12b6ee6288f7b2a80f5f98
-
SSDEEP
6144:BPefh6YmnoVPDVYITi3KxtLtOLbWUOGR3JZaYE8z0U3twy/8J:BPefhX1VYITi3KxtQeZGR3dCU3twyk
Malware Config
Signatures
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1404 wrote to memory of 4332 1404 rundll32.exe rundll32.exe PID 1404 wrote to memory of 4332 1404 rundll32.exe rundll32.exe PID 1404 wrote to memory of 4332 1404 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\1337 SteamACC Stealer Private\data\secproc.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:1404 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\1337 SteamACC Stealer Private\data\secproc.dll",#12⤵
- System Location Discovery: System Language Discovery
PID:4332
-