Behavioral task
behavioral1
Sample
2023-06-05_9d8e89b9385730b406a3a1aca542568d_neshta_wannacry.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
2023-06-05_9d8e89b9385730b406a3a1aca542568d_neshta_wannacry.exe
Resource
win10v2004-20230220-en
General
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Target
2023-06-05_9d8e89b9385730b406a3a1aca542568d_neshta_wannacry
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Size
877KB
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MD5
9d8e89b9385730b406a3a1aca542568d
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SHA1
e681e7b38ddfcfecc5574b893b30ba5744c04bb9
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SHA256
2bbff41fc9130ce1d19babdbe120a44a4d3c40d08b6ffd0edc65a3a71da41ebf
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SHA512
4a947d095d2c463292e9e8f67497e3d73fb63721a3e1aef83f93f617381b7b4dc951e9dc27b0a46e5b724446dd8d18ab0e69cb92849e644154ce4ee4c2bbd790
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SSDEEP
12288:VNsvP/BulDVh+OqcAJCDSnuvVjt7wce7KpTOpdBdNd9Rkv9i2cNJoWg+h6/j/dxX:haNu/iJNolNQ+00
Malware Config
Signatures
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Chaos Ransomware 1 IoCs
resource yara_rule sample family_chaos -
Chaos family
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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 2023-06-05_9d8e89b9385730b406a3a1aca542568d_neshta_wannacry
Files
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2023-06-05_9d8e89b9385730b406a3a1aca542568d_neshta_wannacry.exe 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