Overview
overview
8Static
static
3MicrosoftW...ll.bat
windows7-x64
1MicrosoftW...ll.bat
windows10-2004-x64
1MicrosoftW...nc.vbs
windows7-x64
3MicrosoftW...nc.vbs
windows10-2004-x64
7MicrosoftW...un.vbs
windows7-x64
3MicrosoftW...un.vbs
windows10-2004-x64
7MicrosoftW...dy.exe
windows7-x64
8MicrosoftW...dy.exe
windows10-2004-x64
8MicrosoftW...or.exe
windows7-x64
3MicrosoftW...or.exe
windows10-2004-x64
7MicrosoftW...ch.exe
windows7-x64
1MicrosoftW...ch.exe
windows10-2004-x64
1MicrosoftW...er.exe
windows7-x64
3MicrosoftW...er.exe
windows10-2004-x64
7MicrosoftW...ew.exe
windows7-x64
8MicrosoftW...ew.exe
windows10-2004-x64
8MicrosoftW...le.exe
windows7-x64
3MicrosoftW...le.exe
windows10-2004-x64
7MicrosoftW...od.exe
windows7-x64
1MicrosoftW...od.exe
windows10-2004-x64
1MicrosoftW...er.bat
windows7-x64
MicrosoftW...er.bat
windows10-2004-x64
MicrosoftW...32.exe
windows7-x64
1MicrosoftW...32.exe
windows10-2004-x64
1MicrosoftW...2s.exe
windows7-x64
4MicrosoftW...2s.exe
windows10-2004-x64
7MicrosoftW...le.vbs
windows7-x64
3MicrosoftW...le.vbs
windows10-2004-x64
7MicrosoftW...ec.vbs
windows7-x64
1MicrosoftW...ec.vbs
windows10-2004-x64
1MicrosoftW...en.vbs
windows7-x64
3MicrosoftW...en.vbs
windows10-2004-x64
7Analysis
-
max time kernel
92s -
max time network
116s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
02-03-2024 23:24
Static task
static1
Behavioral task
behavioral1
Sample
MicrosoftWindowsServicesEtc/AppKill.bat
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
MicrosoftWindowsServicesEtc/AppKill.bat
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
MicrosoftWindowsServicesEtc/CallFunc.vbs
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
MicrosoftWindowsServicesEtc/CallFunc.vbs
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
MicrosoftWindowsServicesEtc/DgzRun.vbs
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
MicrosoftWindowsServicesEtc/DgzRun.vbs
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
MicrosoftWindowsServicesEtc/GetReady.exe
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
MicrosoftWindowsServicesEtc/GetReady.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
MicrosoftWindowsServicesEtc/Major.exe
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
MicrosoftWindowsServicesEtc/Major.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
MicrosoftWindowsServicesEtc/NotMuch.exe
Resource
win7-20240215-en
Behavioral task
behavioral12
Sample
MicrosoftWindowsServicesEtc/NotMuch.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
MicrosoftWindowsServicesEtc/RuntimeChecker.exe
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
MicrosoftWindowsServicesEtc/RuntimeChecker.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
MicrosoftWindowsServicesEtc/WinScrew.exe
Resource
win7-20240215-en
Behavioral task
behavioral16
Sample
MicrosoftWindowsServicesEtc/WinScrew.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
MicrosoftWindowsServicesEtc/breakrule.exe
Resource
win7-20240220-en
Behavioral task
behavioral18
Sample
MicrosoftWindowsServicesEtc/breakrule.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
MicrosoftWindowsServicesEtc/bsod.exe
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
MicrosoftWindowsServicesEtc/bsod.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
MicrosoftWindowsServicesEtc/checker.bat
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
MicrosoftWindowsServicesEtc/checker.bat
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
MicrosoftWindowsServicesEtc/data/eula32.exe
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
MicrosoftWindowsServicesEtc/data/eula32.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
MicrosoftWindowsServicesEtc/data/runner32s.exe
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
MicrosoftWindowsServicesEtc/data/runner32s.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral27
Sample
MicrosoftWindowsServicesEtc/example.vbs
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
MicrosoftWindowsServicesEtc/example.vbs
Resource
win10v2004-20240226-en
Behavioral task
behavioral29
Sample
MicrosoftWindowsServicesEtc/fexec.vbs
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
MicrosoftWindowsServicesEtc/fexec.vbs
Resource
win10v2004-20240226-en
Behavioral task
behavioral31
Sample
MicrosoftWindowsServicesEtc/healgen.vbs
Resource
win7-20240220-en
Behavioral task
behavioral32
Sample
MicrosoftWindowsServicesEtc/healgen.vbs
Resource
win10v2004-20240226-en
General
-
Target
MicrosoftWindowsServicesEtc/CallFunc.vbs
-
Size
388B
-
MD5
5f9737f03289963a6d7a71efab0813c4
-
SHA1
ba22dfae8d365cbf8014a630f23f1d8574b5cf85
-
SHA256
a767894a68ebc490cb5ab2b7b04dd12b7465553ce7ba7e41e1ea45f1eaef5275
-
SHA512
5f4fb691e6da90e8e0872378a7b78cbd1acbf2bd75d19d65f17bf5b1cea95047d66b79fd1173703fcfef42cfc116ca629b9b37e355e44155e8f3b98f2d916a2a
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
WScript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation WScript.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
WScript.exemajorlist.exedescription pid process target process PID 532 wrote to memory of 1344 532 WScript.exe majorlist.exe PID 532 wrote to memory of 1344 532 WScript.exe majorlist.exe PID 532 wrote to memory of 1344 532 WScript.exe majorlist.exe PID 1344 wrote to memory of 3936 1344 majorlist.exe cmd.exe PID 1344 wrote to memory of 3936 1344 majorlist.exe cmd.exe
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\MicrosoftWindowsServicesEtc\CallFunc.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:532 -
C:\Users\Admin\AppData\Local\Temp\MicrosoftWindowsServicesEtc\majorlist.exe"C:\Users\Admin\AppData\Local\Temp\MicrosoftWindowsServicesEtc\majorlist.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1344 -
C:\Windows\system32\cmd.exe"C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\1\3DC4.bat C:\Users\Admin\AppData\Local\Temp\MicrosoftWindowsServicesEtc\majorlist.exe"3⤵PID:3936
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
116B
MD50db153eefb4d51d0f0b699ea1d97b98d
SHA1abd0cc67716a9a3e6b0838638011d0594d329935
SHA256f695721ea49576dc9b10b2d3c6ba89e8880b9a330b471e89800d014cb45de210
SHA512057edee55b797b2349b8f59e89c819ad868d773f7f58a4b1c26aac5bb04f783708127cd18af51f074f838498a3e3d96d143ad285c2cc7e4e4ad5e6973d9a4a10