Analysis
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max time kernel
145s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
13-10-2023 02:59
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
payload.dll
Resource
win7-20230831-en
windows7-x64
1 signatures
150 seconds
General
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Target
payload.dll
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Size
300.0MB
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MD5
3ba404b551a241dfb984735c87622741
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SHA1
1b2a4cbdacf4f33c8f863d557744bb18ba8485f6
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SHA256
b4717d4c65dc8d69d33ac0dc7d3f7608637a420cd3454f4eec0a2238d83327d4
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SHA512
3ec6d0ab748c0920d42def7e722847fefc6466142f8221589d14111311726ceb015f0ef60bb4bc8b086f5e6cd5073e6c8a2fb4f8dd8003121c5216a944430b21
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SSDEEP
6144:iA+z1A+PNVjAyk6GEmmF/aKCH+MuzMy4:mAGkbFt+
Malware Config
Extracted
Family
xworm
Version
3.1
C2
mikexwormxxxyy.ddns.net:7000
Mutex
ir1SigksGA3TjceN
Attributes
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install_file
USB.exe
aes.plain
Signatures
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Detect Xworm Payload 2 IoCs
resource yara_rule behavioral2/memory/1072-3-0x0000000002D00000-0x0000000002D0E000-memory.dmp family_xworm behavioral2/memory/1072-5-0x000000001B5E0000-0x000000001B5F0000-memory.dmp family_xworm -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1072 regsvr32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1072 regsvr32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1072 regsvr32.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1072 wrote to memory of 4860 1072 regsvr32.exe 83 PID 1072 wrote to memory of 4860 1072 regsvr32.exe 83
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\payload.dll1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Windows\system32\notepad.exenotepad.exe2⤵PID:4860
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