Behavioral task
behavioral1
Sample
c3b86dbd5bcfbab3dc8db1ec7836668df0c2619d30855902a7cb4a7c7c6b845c.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c3b86dbd5bcfbab3dc8db1ec7836668df0c2619d30855902a7cb4a7c7c6b845c.exe
Resource
win10v2004-20240226-en
General
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Target
c3b86dbd5bcfbab3dc8db1ec7836668df0c2619d30855902a7cb4a7c7c6b845c.sample
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Size
179KB
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MD5
b7c5d8af9a3d34f769b82bb58cf57049
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SHA1
341486f2c47825383b07888b69f70397e2131feb
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SHA256
c3b86dbd5bcfbab3dc8db1ec7836668df0c2619d30855902a7cb4a7c7c6b845c
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SHA512
5da7270402a05b26ebc1c30d68f8e0606c600af475f6c29e0fae314699fe4aac4c98e7b84fa334b3cb1a39ff98c321ae350e985c9c746a53a43e1772b01e6a70
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SSDEEP
3072:sr85CPcCdTf0byk4MTRu7Rd3xcxT62Bfn/GAzBRdsPgv1uTga8za7/aApO6fCR6j:k9JdDE9XTRczOFOA9RdAKm0Ffi
Malware Config
Signatures
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Detect Neshta payload 1 IoCs
resource yara_rule sample family_neshta -
Detects command variations typically used by ransomware 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_GENRansomware -
Neshta family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource c3b86dbd5bcfbab3dc8db1ec7836668df0c2619d30855902a7cb4a7c7c6b845c.sample
Files
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c3b86dbd5bcfbab3dc8db1ec7836668df0c2619d30855902a7cb4a7c7c6b845c.sample.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