Behavioral task
behavioral1
Sample
NEAS.b8c777ae43c432dda0c762e32785d5e8.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.b8c777ae43c432dda0c762e32785d5e8.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.b8c777ae43c432dda0c762e32785d5e8.exe
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Size
2.6MB
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MD5
b8c777ae43c432dda0c762e32785d5e8
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SHA1
773caace8f39d8344a252c0c18fb53b41a1c2b25
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SHA256
921eea1a1e562b5525a05b554ccea14e2f47832328ff238e0b6a9cf4bcb87509
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SHA512
a0e50a4bd44bc14a444ee4dc5862b4b14096c0c8dcc0a17e0eb61d695603070a1045492c8bb538722efcb2009129c246e5b02e3004d928cf091487b4f2d305b9
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SSDEEP
49152:sZMD5ZJ2BTK398h9BVZzUPHAl5DR9SH3uT8ls:KMTw9vV6HADTh
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 NEAS.b8c777ae43c432dda0c762e32785d5e8.exe
Files
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NEAS.b8c777ae43c432dda0c762e32785d5e8.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