Behavioral task
behavioral1
Sample
Steam.sfx.exe
Resource
win10-20240404-en
General
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Target
Steam.sfx.exe
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Size
1.5MB
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MD5
12eb750a2a4ff29b596d97592b219757
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SHA1
40aedee5578686295805f9f23363551b8da73ba2
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SHA256
ce62a35f91e421ff693bde07a223cd079359f1e7f2d942aca0884dda287d3bf3
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SHA512
fdc38207c2715d6a7ce817a0d1929b6f2432a79fb739b16968372fe679c7a4b95fafcfbf6341b1bd0fdfec3256b582ba889c9ffd37d425872005e242766df7ae
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SSDEEP
24576:KEeqQq3KZUyJ183CcshguRr5BnzgGa22P+jasRZDQt:KEuq6/1gshguRr5x9jlRZDQt
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 Steam.sfx.exe
Files
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Steam.sfx.exe.exe windows:4 windows x86 arch:x86
Password: 11
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