Analysis
- max time kernel
150s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 05:37
Behavioral task
behavioral1
Sample
ska2pwej.aeh.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
General
- Target ska2pwej.aeh.exe
- Size 5.0MB
- Sample260930-gbcv5a1drc
- SHA256 6613acb18cb8bf501fba619f04f8298e5e633cb220c450212bbc9dd2bef9538d
- MD5 929335d847f8265c0a8648dd6d593605
- SHA1 0ff9acf1293ed8b313628269791d09e6413fca56
- SHA512 7c9a4d1bec430503cc355dc76955d341e001b06196d4b508cc35d64feb2e8ba30e824e7c3a11c27135d7d99801f45f62a5b558563b4c78f89f5d156a929063fd
- SSDEEP 98304:rEzNRQ8SgI9jutylH+PjqHbUjHieB/12emQvYP:wNrPGC0ePjqHbUjHicQs2
- TLSH T1AF36123FB268653ED46B4B324573936099BBBB61A81B8C1F07F0490DCF664711F3AA16
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 360 ska2pwej.aeh.tmp - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname ska2pwej.aeh.tmp Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain ska2pwej.aeh.tmp - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ska2pwej.aeh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ska2pwej.aeh.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/1336-0-0x0000000000400000-0x00000000004D8000-memory.dmp innosetup behavioral2/memory/1336-8-0x0000000000400000-0x00000000004D8000-memory.dmp innosetup - Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 4 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1336 wrote to memory of 360 1336 ska2pwej.aeh.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\ska2pwej.aeh.exe"C:\Users\Admin\AppData\Local\Temp\ska2pwej.aeh.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1336 -
C:\Users\Admin\AppData\Local\Temp\is-C951M.tmp\ska2pwej.aeh.tmp"C:\Users\Admin\AppData\Local\Temp\is-C951M.tmp\ska2pwej.aeh.tmp" /SL5="$400A8,4511977,830464,C:\Users\Admin\AppData\Local\Temp\ska2pwej.aeh.exe"2⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:360
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-C951M.tmp\ska2pwej.aeh.tmp
- Size 2.5MB
- SHA256 bd54ad7a25594dc823572d9b23a3490ff6b8b1742a75e368d110421ab08909b2
- MD5 62e5dbc52010c304c82ada0ac564eff9
- SHA1 d911cb02fdaf79e7c35b863699d21ee7a0514116
- SHA512 b5d863ea38816c18f7778ef12ea4168ceb0dae67704c0d1d4a60b0237ca6e758c1dfc5c28d4fc9679b0159de25e56d5dfff8addacd7a9c52572674d90c424946
- SSDEEP 49152:CR/KpmZubPf2S8W2ILeWl+C1p9jWy5Mnd0wigbLdux:k/jtYLP1Sy5i0kU
- TLSH T1E0C55A16B288713ED4FB0B37893386506937BA61B973CC5B5BF02A0C8F355902E7E656
- MD5 SHA1 SHA512 SSDEEP TLSH