Static task
static1
Behavioral task
behavioral1
Sample
Microsoft.Web.Services_JC.dll
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Microsoft.Web.Services_JC.dll
Resource
win10v2004-20230831-en
General
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Target
Microsoft.Web.Services_JC.dll
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Size
576KB
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MD5
546cff08af1e5a3d6ee64eb20600f049
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SHA1
1710c095e13b44d68bd1f6f4aa44e378ddfb077b
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SHA256
90a1a89d467f67de02d76e4646c62423449f56f85736084e4d0754a8e5a10d3a
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SHA512
af5b3e8b7c3ac23720e7e493ff8adcbad73c5184dc69dc0e95520ec66acbef0761757d56a21eae45062b62a3b3513b109391286477de369de965da4dfebb51c8
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SSDEEP
12288:w+5wFIZi7lDuy4CdZ+Zf/2MSAxK4yDV+R5iR0kQmIONXzj:w+57iRiBCdZeG5Ax1M25iRR7RNXz
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Microsoft.Web.Services_JC.dll
Files
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Microsoft.Web.Services_JC.dll.dll windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 564KB - Virtual size: 562KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ