Analysis
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max time kernel
144s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-11-2024 16:02
Behavioral task
behavioral1
Sample
2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe
Resource
win7-20240708-en
General
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Target
2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe
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Size
64KB
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MD5
2e511711556c84a5748e2a3c9508f79d
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SHA1
793fd65b8ad3e3ff4d32b2a2a77873cdd2e51d14
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SHA256
38933a739032b6ccbe0e7e21c2a3f68b26c87ec8f89e51701899099443affaf8
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SHA512
ac49bf92e5ca38a776b2435eb502a8c04334f76a9d76f68e1c78b6d4edee9506959f840808884a71c17e45822e41b167c40de0a1b33caa8a4bed2775cdf274c7
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SSDEEP
768:8TaTaHaxVq3LgGHk8qZHkvhxST9BeY0FWPG9tM6TOMh+7It:8TaT4a8gykRhWhx69BehFh9tM6TOMIk
Malware Config
Extracted
xworm
5.0
6lFXjUqCtT3P20q9
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install_file
wintousb.exe
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule behavioral2/memory/3436-1-0x0000000000AC0000-0x0000000000AD0000-memory.dmp family_xworm -
Xworm family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 672 powershell.exe 2368 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation 2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 15 raw.githubusercontent.com 16 raw.githubusercontent.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 672 powershell.exe 672 powershell.exe 2368 powershell.exe 2368 powershell.exe 3436 2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3436 2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe Token: SeDebugPrivilege 672 powershell.exe Token: SeDebugPrivilege 2368 powershell.exe Token: SeDebugPrivilege 3436 2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3436 2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3436 wrote to memory of 672 3436 2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe 87 PID 3436 wrote to memory of 672 3436 2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe 87 PID 3436 wrote to memory of 2368 3436 2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe 91 PID 3436 wrote to memory of 2368 3436 2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe"C:\Users\Admin\AppData\Local\Temp\2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3436 -
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\2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:672
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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 '2052-150-0x000001A9BB0E0000-0x000001A9BB0F0000-memory.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2368
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5440cb38dbee06645cc8b74d51f6e5f71
SHA1d7e61da91dc4502e9ae83281b88c1e48584edb7c
SHA2568ef7a682dfd99ff5b7e9de0e1be43f0016d68695a43c33c028af2635cc15ecfe
SHA5123aab19578535e6ba0f6beb5690c87d970292100704209d2dcebddcdd46c6bead27588ef5d98729bfd50606a54cc1edf608b3d15bef42c13b9982aaaf15de7fd6
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Filesize
944B
MD5be9965796e35a7999ce50af07f73b631
SHA1dde100f3f5a51fa399755fefd49da003d887742a
SHA2566ea6a56f5d5ec6f60b5a748840eed28859f792db2e37f4c1c419e3a92fc619b3
SHA51245369246c8f6e80fa7a3c34db98922702e5f10e67348c94bb27f5bb241ad72cecd72ff5843a2c6b47cec390a6b9c97ba3c4d4244c62b8119ce1b2ca0c3dc3e37
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82