Analysis
-
max time kernel
1798s -
max time network
1795s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
31-05-2024 03:48
Behavioral task
behavioral1
Sample
sigmasoft-0.1xw.exe
Resource
win11-20240508-en
General
-
Target
sigmasoft-0.1xw.exe
-
Size
70KB
-
MD5
3df649fb09f96b8f230533fb47e278bd
-
SHA1
a23b90bef06801bb0a8741625b1d3442346b2c36
-
SHA256
6e0a8cf2d9273efa2593fe6f836013636da8fcc77c31fe00e05666fe9e41d124
-
SHA512
34cc7cece2c553086c191478302daa4fbb7b95dd0a176762b8a0400325bb965704d168df615713d9f23018f612e2aa0ab6b661ab052ed06ed5ac6b67dddbdb96
-
SSDEEP
1536:eX9lmdM9+Tuq1tndrW+btHA9g6xrOBjgUIdzPQUY:m9lQMOuet5W+btHARrOBFISV
Malware Config
Extracted
xworm
127.0.0.1:42772
never-knowledge.gl.at.ply.gg:42772
gorodpro-42772.portmap.host:42772
-
Install_directory
%ProgramData%
-
install_file
svchost.exe
Signatures
-
Detect Xworm Payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2468-1-0x0000000000FF0000-0x0000000001008000-memory.dmp family_xworm C:\ProgramData\svchost.exe family_xworm -
Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 868 powershell.exe 240 powershell.exe 4984 powershell.exe 5072 powershell.exe -
Drops startup file 2 IoCs
Processes:
sigmasoft-0.1xw.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk sigmasoft-0.1xw.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk sigmasoft-0.1xw.exe -
Executes dropped EXE 30 IoCs
Processes:
svchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exepid process 3780 svchost.exe 2072 svchost.exe 3392 svchost.exe 2288 svchost.exe 2640 svchost.exe 3560 svchost.exe 3572 svchost.exe 744 svchost.exe 1852 svchost.exe 1492 svchost.exe 4496 svchost.exe 3204 svchost.exe 1856 svchost.exe 1420 svchost.exe 420 svchost.exe 1452 svchost.exe 1532 svchost.exe 1704 svchost.exe 4856 svchost.exe 1336 svchost.exe 1540 svchost.exe 3536 svchost.exe 1688 svchost.exe 5028 svchost.exe 3004 svchost.exe 2720 svchost.exe 484 svchost.exe 3540 svchost.exe 736 svchost.exe 2240 svchost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
sigmasoft-0.1xw.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1672260578-815027929-964132517-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\ProgramData\\svchost.exe" sigmasoft-0.1xw.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exesigmasoft-0.1xw.exepid process 4984 powershell.exe 4984 powershell.exe 5072 powershell.exe 5072 powershell.exe 868 powershell.exe 868 powershell.exe 240 powershell.exe 240 powershell.exe 2468 sigmasoft-0.1xw.exe -
Suspicious use of AdjustPrivilegeToken 36 IoCs
Processes:
sigmasoft-0.1xw.exepowershell.exepowershell.exepowershell.exepowershell.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exesvchost.exedescription pid process Token: SeDebugPrivilege 2468 sigmasoft-0.1xw.exe Token: SeDebugPrivilege 4984 powershell.exe Token: SeDebugPrivilege 5072 powershell.exe Token: SeDebugPrivilege 868 powershell.exe Token: SeDebugPrivilege 240 powershell.exe Token: SeDebugPrivilege 2468 sigmasoft-0.1xw.exe Token: SeDebugPrivilege 3780 svchost.exe Token: SeDebugPrivilege 2072 svchost.exe Token: SeDebugPrivilege 3392 svchost.exe Token: SeDebugPrivilege 2288 svchost.exe Token: SeDebugPrivilege 2640 svchost.exe Token: SeDebugPrivilege 3560 svchost.exe Token: SeDebugPrivilege 3572 svchost.exe Token: SeDebugPrivilege 744 svchost.exe Token: SeDebugPrivilege 1852 svchost.exe Token: SeDebugPrivilege 1492 svchost.exe Token: SeDebugPrivilege 4496 svchost.exe Token: SeDebugPrivilege 3204 svchost.exe Token: SeDebugPrivilege 1856 svchost.exe Token: SeDebugPrivilege 1420 svchost.exe Token: SeDebugPrivilege 420 svchost.exe Token: SeDebugPrivilege 1452 svchost.exe Token: SeDebugPrivilege 1532 svchost.exe Token: SeDebugPrivilege 1704 svchost.exe Token: SeDebugPrivilege 4856 svchost.exe Token: SeDebugPrivilege 1336 svchost.exe Token: SeDebugPrivilege 1540 svchost.exe Token: SeDebugPrivilege 3536 svchost.exe Token: SeDebugPrivilege 1688 svchost.exe Token: SeDebugPrivilege 5028 svchost.exe Token: SeDebugPrivilege 3004 svchost.exe Token: SeDebugPrivilege 2720 svchost.exe Token: SeDebugPrivilege 484 svchost.exe Token: SeDebugPrivilege 3540 svchost.exe Token: SeDebugPrivilege 736 svchost.exe Token: SeDebugPrivilege 2240 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
sigmasoft-0.1xw.exepid process 2468 sigmasoft-0.1xw.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
sigmasoft-0.1xw.exedescription pid process target process PID 2468 wrote to memory of 4984 2468 sigmasoft-0.1xw.exe powershell.exe PID 2468 wrote to memory of 4984 2468 sigmasoft-0.1xw.exe powershell.exe PID 2468 wrote to memory of 5072 2468 sigmasoft-0.1xw.exe powershell.exe PID 2468 wrote to memory of 5072 2468 sigmasoft-0.1xw.exe powershell.exe PID 2468 wrote to memory of 868 2468 sigmasoft-0.1xw.exe powershell.exe PID 2468 wrote to memory of 868 2468 sigmasoft-0.1xw.exe powershell.exe PID 2468 wrote to memory of 240 2468 sigmasoft-0.1xw.exe powershell.exe PID 2468 wrote to memory of 240 2468 sigmasoft-0.1xw.exe powershell.exe PID 2468 wrote to memory of 388 2468 sigmasoft-0.1xw.exe schtasks.exe PID 2468 wrote to memory of 388 2468 sigmasoft-0.1xw.exe schtasks.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\sigmasoft-0.1xw.exe"C:\Users\Admin\AppData\Local\Temp\sigmasoft-0.1xw.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2468 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\sigmasoft-0.1xw.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4984
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'sigmasoft-0.1xw.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5072
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\svchost.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:868
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:240
-
-
C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\ProgramData\svchost.exe"2⤵
- Creates scheduled task(s)
PID:388
-
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3780
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2072
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3392
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2288
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2640
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3560
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3572
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:744
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1852
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1492
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4496
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3204
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1856
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1420
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:420
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1452
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1532
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1704
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4856
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1336
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1540
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3536
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1688
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5028
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3004
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2720
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:484
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3540
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:736
-
C:\ProgramData\svchost.exeC:\ProgramData\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2240
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
70KB
MD53df649fb09f96b8f230533fb47e278bd
SHA1a23b90bef06801bb0a8741625b1d3442346b2c36
SHA2566e0a8cf2d9273efa2593fe6f836013636da8fcc77c31fe00e05666fe9e41d124
SHA51234cc7cece2c553086c191478302daa4fbb7b95dd0a176762b8a0400325bb965704d168df615713d9f23018f612e2aa0ab6b661ab052ed06ed5ac6b67dddbdb96
-
Filesize
2KB
MD5627073ee3ca9676911bee35548eff2b8
SHA14c4b68c65e2cab9864b51167d710aa29ebdcff2e
SHA25685b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c
SHA5123c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb
-
Filesize
654B
MD52cbbb74b7da1f720b48ed31085cbd5b8
SHA179caa9a3ea8abe1b9c4326c3633da64a5f724964
SHA256e31b18f21621d9983bfdf1ea3e53884a9d58b8ffd79e0e5790da6f3a81a8b9d3
SHA512ecf02d5240e0c1c005d3ab393aa7eff62bd498c2db5905157e2bf6d29e1b663228a9583950842629d1a4caef404c8941a0c7799b1a3bd1eb890a09fdb7efcff9
-
Filesize
944B
MD51a9fa92a4f2e2ec9e244d43a6a4f8fb9
SHA19910190edfaccece1dfcc1d92e357772f5dae8f7
SHA2560ee052d5333fd5fd86bc84856fec98e045f077a7ac8051651bf7c521b9706888
SHA5125d2361476fa22200e6f83883efe7dcb8c3fe7dae8d56e04e28a36e9ae1270c327b6aa161d92b239593da7661289d002c574446ecfd6bd19928209aae25e3ef64
-
Filesize
944B
MD5cef328ddb1ee8916e7a658919323edd8
SHA1a676234d426917535e174f85eabe4ef8b88256a5
SHA256a1b5b7ada8ebc910f20f91ada3991d3321104e9da598c958b1edac9f9aca0e90
SHA512747400c20ca5b5fd1b54bc24e75e6a78f15af61df263be932d2ee7b2f34731c2de8ce03b2706954fb098c1ac36f0b761cf37e418738fa91f2a8ea78572f545cb
-
Filesize
944B
MD58b1394bd98c93d68bb4151a8c8c4015b
SHA13c5695c58a2186c1a13e70d8de9343f660429a91
SHA2563d46aa2ace9880ec7c1eb00581078beb3ca2107f343654aa5d5e250c97bf67d8
SHA512b7fe198d72b322dd2b2badf038821af9ceccae8b506f7475d8c253ea40aef9b0ba50dae223d5251d72a14aec81d025d394d3277576125d03f3e4ec393459a607
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82