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Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22/01/2025, 13:41
Static task
static1
Behavioral task
behavioral1
Sample
idk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
idk.exe
Resource
win10v2004-20241007-en
General
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Target
idk.exe
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Size
94KB
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MD5
f88781b7415e7b04fd13b1bbbf2009b2
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SHA1
df9072bf61727db083155c04b47ce48744b23ee5
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SHA256
ccaf48cc722a2f0f9766cc4e83c1469e498fc67d2f8ed96942a5764d3591050e
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SHA512
6c16f8287f2f14b452025be0638fb827fa6e4a3556b21119c6195bc066d577f2c1df9a8b3f500f7e56d2b33e0552c7cbec8730bd3ac14704a6250280b1aac3db
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SSDEEP
1536:BItB2JRcId+cS7K/aATFcmJi1vJYbmG0VaTCVp8tA8qbQXpPQ8Qep+MDaj361dw:CyFdDSWjB0vcL0VwCz8+8qbwPtVkOg3r
Malware Config
Extracted
xworm
IDKTOBEHONESTNIGAS-56344.portmap.io:56344
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Install_directory
%LocalAppData%
Signatures
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Detect Xworm Payload 2 IoCs
resource yara_rule behavioral2/files/0x000c000000023b2b-7.dat family_xworm behavioral2/memory/2592-8-0x0000000000540000-0x000000000055A000-memory.dmp family_xworm -
Xworm family
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Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 4916 powershell.exe 4348 powershell.exe 5096 powershell.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation idk.exe Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation svchost.scr -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk svchost.scr File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk svchost.scr -
Executes dropped EXE 1 IoCs
pid Process 2592 svchost.scr -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Local\\svchost.scr" svchost.scr -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 13 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 5064 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4916 powershell.exe 4916 powershell.exe 4348 powershell.exe 4348 powershell.exe 5096 powershell.exe 5096 powershell.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2592 svchost.scr Token: SeDebugPrivilege 4916 powershell.exe Token: SeDebugPrivilege 4348 powershell.exe Token: SeDebugPrivilege 5096 powershell.exe Token: SeDebugPrivilege 2592 svchost.scr -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2184 wrote to memory of 2592 2184 idk.exe 83 PID 2184 wrote to memory of 2592 2184 idk.exe 83 PID 2592 wrote to memory of 4916 2592 svchost.scr 86 PID 2592 wrote to memory of 4916 2592 svchost.scr 86 PID 2592 wrote to memory of 4348 2592 svchost.scr 88 PID 2592 wrote to memory of 4348 2592 svchost.scr 88 PID 2592 wrote to memory of 5096 2592 svchost.scr 90 PID 2592 wrote to memory of 5096 2592 svchost.scr 90 PID 2592 wrote to memory of 5064 2592 svchost.scr 92 PID 2592 wrote to memory of 5064 2592 svchost.scr 92 -
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
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C:\Users\Admin\AppData\Local\Temp\idk.exe"C:\Users\Admin\AppData\Local\Temp\idk.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Users\Admin\AppData\Roaming\svchost.scr"C:\Users\Admin\AppData\Roaming\svchost.scr" /S2⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2592 -
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\Roaming\svchost.scr'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4916
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.scr'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4348
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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\svchost.scr'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5096
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Admin\AppData\Local\svchost.scr"3⤵
- Scheduled Task/Job: Scheduled Task
PID:5064
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
944B
MD562623d22bd9e037191765d5083ce16a3
SHA14a07da6872672f715a4780513d95ed8ddeefd259
SHA25695d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010
SHA5129a448b7a0d867466c2ea04ab84d2a9485d5fd20ab53b2b854f491831ee3f1d781b94d2635f7b0b35cb9f2d373cd52c67570879a56a42ed66bc9db06962ed4992
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Filesize
944B
MD50fd3f36f28a947bdd05f1e05acf24489
SHA1cf12e091a80740df2201c5b47049dd231c530ad3
SHA256d36c21211f297a74a801881707690fa7a0a0a31addd3c7ba1522275b8848ab50
SHA5125f132308b06e621aace1091f523649bcb5d1823b478691799791f4154cb96b9897f563eed8ad8db4a03714d815246479372e0920c659eb3fd9006271e58429ee
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
79KB
MD50b192c8ec04f4dcd360957eb478221d2
SHA1522a5c7336a31c23efec4b8ccab7ce7c17d620d4
SHA256ea6a26539f74891663a03fc3cf348ef53c14295ef3662b9a29b211a8d0503e1c
SHA5127d5dd7c9aca799a8dc15eea9bf767ca6c7e2145ad848d2b2cefb3548cffb30bbbb3e3933aac7c602e4a1b5f02e14e46b7edbcc3945e1aa2e3cc6219941e90eb6