Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20240226-en
General
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Target
tmp
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Size
1.4MB
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MD5
b483d321ac3079fd524646b24e5384d1
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SHA1
687ad49da02945e66afadc4bdda77bf46c5a14a4
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SHA256
f97377283d5c96eeb989f3f7913d4ee12003348b3a429ec6eda4e65721fca038
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SHA512
832d478c06a86c8a7a8d3e93a4b95d00100ca1546fbcc5c4e5ec67feec6d5069cd7b78cd468a74ad6b796fed71321dfbd0c5ba6896e70395095aa6a5345e537a
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SSDEEP
24576:sBk8/FTkEWio51Dgb6I7UBbTVIlrAflQn6525hOp7O44L:+zFno51ZIabTVI6gp4m
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 tmp
Files
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tmp.exe windows:4 windows x86 arch:x86
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_BYTES_REVERSED_HI
Sections
CODE Size: 29KB - Virtual size: 28KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 42KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 8B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ