Behavioral task
behavioral1
Sample
f37c928d1ff9487373ee48d267d7357f_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
f37c928d1ff9487373ee48d267d7357f_JC.exe
Resource
win10v2004-20230915-en
General
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Target
f37c928d1ff9487373ee48d267d7357f_JC.exe
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Size
207KB
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MD5
f37c928d1ff9487373ee48d267d7357f
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SHA1
4333ffa67c9822b3cf2df85a73dde8eae1aa6b9f
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SHA256
ee7f8b6ef4e0a938dcbbc2bf27aabb85d2d23b9d2dca737dc88e233d32bc86b4
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SHA512
f50fca073628d0ca001ff379424b63cef6aa9c4d25a5c113704b3a52af85ad527ee40a389c251dcae139b8bcb4af15713491afe6096c511ff6b21598fe270f74
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SSDEEP
6144:k95HfWW/888888888888W88888888888KN/9:SHeW/888888888888W88888888888K
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 f37c928d1ff9487373ee48d267d7357f_JC.exe
Files
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f37c928d1ff9487373ee48d267d7357f_JC.exe.exe windows:4 windows 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