Analysis
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max time kernel
135s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
22-05-2024 19:08
Behavioral task
behavioral1
Sample
AntiCheat.exe
Resource
win7-20240419-en
General
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Target
AntiCheat.exe
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Size
65KB
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MD5
ecf14cc5ff0424515577c9a2c5c3f778
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SHA1
d91bdfe875552295fa07bf53da7ea3775b409006
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SHA256
a1715115f4e541c7c69235aa8dc446857e5d6dbc1d4f28c7b4cf72122bad0248
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SHA512
b57df6f7c05573dc0b612dacaf164486e19a0183683a06ef6c01a317bf98e16101cba1dd54c405e09ae0afc1868b42079a52cbbed2e8db8dcaf8f6f6661148b1
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SSDEEP
1536:Vs4ew6fIj+QcTE80/uv2VV4bUOvCCj46oSpy9FfyWXaOe80R5z:OhQbueYbUZyy9F6WqOt0R5z
Malware Config
Extracted
xworm
weeks-deployment.gl.at.ply.gg:56058
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Install_directory
%AppData%
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install_file
System32.exe
Signatures
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Detect Xworm Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4480-1-0x0000000000270000-0x0000000000286000-memory.dmp 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 4056 powershell.exe 4024 powershell.exe 4972 powershell.exe 4612 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
AntiCheat.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation AntiCheat.exe -
Drops startup file 2 IoCs
Processes:
AntiCheat.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\System32.lnk AntiCheat.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\System32.lnk AntiCheat.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 7 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 11 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 4056 powershell.exe 4056 powershell.exe 4024 powershell.exe 4024 powershell.exe 4024 powershell.exe 4972 powershell.exe 4972 powershell.exe 4972 powershell.exe 4612 powershell.exe 4612 powershell.exe 4612 powershell.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
AntiCheat.exepowershell.exepowershell.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 4480 AntiCheat.exe Token: SeDebugPrivilege 4056 powershell.exe Token: SeDebugPrivilege 4024 powershell.exe Token: SeDebugPrivilege 4972 powershell.exe Token: SeDebugPrivilege 4612 powershell.exe Token: SeDebugPrivilege 4480 AntiCheat.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
AntiCheat.exedescription pid process target process PID 4480 wrote to memory of 4056 4480 AntiCheat.exe powershell.exe PID 4480 wrote to memory of 4056 4480 AntiCheat.exe powershell.exe PID 4480 wrote to memory of 4024 4480 AntiCheat.exe powershell.exe PID 4480 wrote to memory of 4024 4480 AntiCheat.exe powershell.exe PID 4480 wrote to memory of 4972 4480 AntiCheat.exe powershell.exe PID 4480 wrote to memory of 4972 4480 AntiCheat.exe powershell.exe PID 4480 wrote to memory of 4612 4480 AntiCheat.exe powershell.exe PID 4480 wrote to memory of 4612 4480 AntiCheat.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\AntiCheat.exe"C:\Users\Admin\AppData\Local\Temp\AntiCheat.exe"1⤵
- Checks computer location settings
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4480 -
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\AntiCheat.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4056 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'AntiCheat.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4024 -
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\System32.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4972 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'System32.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4612
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1344 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:81⤵PID:1408
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.logFilesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
944B
MD53a6bad9528f8e23fb5c77fbd81fa28e8
SHA1f127317c3bc6407f536c0f0600dcbcf1aabfba36
SHA256986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05
SHA512846002154a0ece6f3e9feda6f115d3161dc21b3789525dd62ae1d9188495171293efdbe7be4710666dd8a15e66b557315b5a02918a741ed1d5f3ff0c515b98e2
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
944B
MD5d6b7906107e0c61b052e2b68e7127913
SHA14a2a8d88632b550f54b7d5a0efd40bf41634f7f1
SHA256d80ab08aea98c9f3058da94ca4e59a930d3051afa4951107ccfdb9c894c179b3
SHA5123478e6966d41933f8cf445b66929f5f70b1a138b93393105403ce1bb3eb608ad2410d6a89401a94fe4cd3382542f2fa0a587dd507475d81284fbdc698672df0f
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractiveFilesize
944B
MD5e3d3ff4d4a2100eda4ba90e6688b3cc3
SHA16c57294cc461a6a9b628f71da12bdd8dc9613a33
SHA2564451e17c6f5be5ccccf37c322754ad6a41ee01b88e7fc279a526de8377c514c8
SHA51235f02274d4c48f68b2243609a97bf4a0d229e682245aaac77019ab24e34ae0c42b9374133ff2fec0d7ecab211477e5b9219d1a627b22caa7cc272a71d2e3aeef
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ai0kieuy.lu4.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/4056-4-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmpFilesize
10.8MB
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memory/4056-5-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmpFilesize
10.8MB
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memory/4056-15-0x000001B97FEB0000-0x000001B97FED2000-memory.dmpFilesize
136KB
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memory/4056-16-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmpFilesize
10.8MB
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memory/4056-17-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmpFilesize
10.8MB
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memory/4056-20-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmpFilesize
10.8MB
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memory/4056-3-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmpFilesize
10.8MB
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memory/4480-0-0x00007FFA05EA3000-0x00007FFA05EA5000-memory.dmpFilesize
8KB
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memory/4480-2-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmpFilesize
10.8MB
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memory/4480-1-0x0000000000270000-0x0000000000286000-memory.dmpFilesize
88KB
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memory/4480-55-0x00007FFA05EA3000-0x00007FFA05EA5000-memory.dmpFilesize
8KB
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memory/4480-60-0x00007FFA05EA0000-0x00007FFA06961000-memory.dmpFilesize
10.8MB