Static task
static1
Behavioral task
behavioral1
Sample
MetroFramework.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
MetroFramework.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
NecroObfuscator.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
NecroObfuscator.exe
Resource
win10v2004-20240802-en
General
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Target
Desktop.zip
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Size
183KB
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MD5
40ccaf79538fae1080a3eb5f602bbb62
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SHA1
79d0a65cdf841d3e1270e26b9d28f25651bca33f
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SHA256
2542392a3a0feb7a827ebd40567a2fa58c40be7bc73abc0f3153712d44f08015
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SHA512
163f521039a925ed34d9fc8b5edd84852ace285af7ecc3f959b7bbf96dc4232dde555935c4c40d0464e1adb16d6eae2a9b3b440ea8dd2848cbd498d5d6d75c70
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SSDEEP
3072:RVlgStM1AKBFt+RyTo3UHEnf5729W/xNZu+rDYrhRplDQrwP1Hn9YkSSZjHPD:Rt8AKBFcRio3U+fQyxPB3YrhV+wP1H9t
Malware Config
Signatures
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Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/MetroFramework.dll unpack001/NecroObfuscator.exe
Files
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Desktop.zip.zip
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MetroFramework.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 146KB - Virtual size: 146KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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NecroObfuscator.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 292KB - Virtual size: 292KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 162KB - Virtual size: 162KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ