Behavioral task
behavioral1
Sample
Device/HarddiskVolume4/Users/tim1k/AppData/Local/WebEx/WebEx64/Meetings/wbxreport.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Device/HarddiskVolume4/Users/tim1k/AppData/Local/WebEx/WebEx64/Meetings/wbxreport.exe
Resource
win10v2004-20221111-en
General
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Target
LAP092_2022-11-29_11_19_44.zip
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Size
432KB
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MD5
50357609903abe014936f7a6ff86b2cf
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SHA1
142126e7c1c9f2231cae5b6a67cc06c8f7a4a238
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SHA256
00d3cc629ebc21e73835d022cf107b53fcd97fb849cb8b616cb6c59ff61e50dc
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SHA512
2cf459e27b3359922d26d3029b6e9c4491e5c4b0a0f3e29561e4b3175843df9f7af54c042a4b98aa240ab051e25a2341497db310e8746bfb34d2382be04800f3
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SSDEEP
12288:f5HOfpTORPVkHQEOiKLPiE5f7Tr5QDeAwKLbcG:hepTORP0QEXKLPpRqX
Malware Config
Signatures
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Detect Neshta payload 1 IoCs
Processes:
resource yara_rule static1/unpack001/Device/HarddiskVolume4/Users/tim1k/AppData/Local/WebEx/WebEx64/Meetings/wbxreport.exe family_neshta -
Neshta family
Files
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LAP092_2022-11-29_11_19_44.zip.zip
Password: cwsoc@2022
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Device/HarddiskVolume4/Users/tim1k/AppData/Local/WebEx/WebEx64/Meetings/wbxreport.exe.exe windows x86
Password: cwsoc@2022
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
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manifest.json