Behavioral task
behavioral1
Sample
203f5b024b67defe459d31ebb645a96d.exe
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
203f5b024b67defe459d31ebb645a96d.exe
Resource
win10v2004-20231201-en
General
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Target
203f5b024b67defe459d31ebb645a96d
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Size
486KB
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MD5
203f5b024b67defe459d31ebb645a96d
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SHA1
9325ec51bfcd66d0d809a62725b0d453c36abc9c
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SHA256
7ccc4e27c2cdac59796728e81cdcc183580f83f34967e2c98ff88394bce5bc85
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SHA512
535f1670048e6964fb25778ebb0e84f3cb4e1c381d3955fc79e51c750aac48fbc5f1fcbb91173cd31ceaaa0866cddde91d728fb45852d9cf1b67487d1fe61d37
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SSDEEP
3072:lGQhfHXi4L7XcNqNGQhfHxdr85C80GQhfHxdr85C80GQhfHxdr85C80GQhfHxdri:44K4LDcNqQ4H9+4H9+4H9+4H9+4H9
Malware Config
Signatures
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Detect Neshta payload 1 IoCs
resource yara_rule sample family_neshta -
Neshta family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 203f5b024b67defe459d31ebb645a96d
Files
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203f5b024b67defe459d31ebb645a96d.exe windows:4 windows x86 arch:x86
2d2f1fb51e695a10d9047f7035aaec1e
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_BYTES_REVERSED_HI
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
MessageBoxA
advapi32
RegCloseKey
oleaut32
SysFreeString
gdi32
BitBlt
shell32
ExtractIconA
Sections
.MPRESS1 Size: 17KB - Virtual size: 104KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE