Analysis
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max time kernel
119s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-01-2025 13:36
Static task
static1
Behavioral task
behavioral1
Sample
fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe
Resource
win7-20241010-en
General
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Target
fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe
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Size
1.1MB
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MD5
d9dbf8790fda74b66d00d6ab40fcc370
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SHA1
671d46b5408dc92b1c0502b1a758b74151408ae9
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SHA256
fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944e
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SHA512
0afbfe4b928a2940d641f18f59f5333b7bd1dda0f61a49d3340cc5e84795ea48feeb3ef934f02dbd24e05b557972e8f3ff5fc7dd42ff020a2a74f44956b8a4a7
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SSDEEP
24576:sqDEvCTbMWu7rQYlBQcBiT6rprG8aZ0tmEbmZp:sTvC/MTQYxsWR7aZ9eo
Malware Config
Signatures
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Detect Xworm Payload 1 IoCs
resource yara_rule behavioral2/memory/3496-13-0x0000000000700000-0x000000000072C000-memory.dmp family_xworm -
Xworm family
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.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/memory/3496-13-0x0000000000700000-0x000000000072C000-memory.dmp net_reactor -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 35 IoCs
flow ioc 68 pastebin.com 71 pastebin.com 86 pastebin.com 59 pastebin.com 70 pastebin.com 72 pastebin.com 83 pastebin.com 7 drive.google.com 45 pastebin.com 55 pastebin.com 56 pastebin.com 80 pastebin.com 85 pastebin.com 36 pastebin.com 38 pastebin.com 69 pastebin.com 75 pastebin.com 54 pastebin.com 61 pastebin.com 62 pastebin.com 9 drive.google.com 65 pastebin.com 79 pastebin.com 32 pastebin.com 60 pastebin.com 74 pastebin.com 82 pastebin.com 37 pastebin.com 39 pastebin.com 58 pastebin.com 73 pastebin.com 33 pastebin.com 57 pastebin.com 81 pastebin.com 84 pastebin.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3640 set thread context of 3496 3640 fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe 92 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3496 RegSvcs.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3640 wrote to memory of 3496 3640 fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe 92 PID 3640 wrote to memory of 3496 3640 fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe 92 PID 3640 wrote to memory of 3496 3640 fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe 92 PID 3640 wrote to memory of 3496 3640 fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe 92 PID 3640 wrote to memory of 3496 3640 fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe"C:\Users\Admin\AppData\Local\Temp\fa526b6b6f9cfd9ce9772bb128b924d829b9193e6c1a4f4cd65284c563b1944eN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3640 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3496
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