Behavioral task
behavioral1
Sample
yerex.exe
Resource
win7-20241010-en
General
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Target
sc3mzzQ.rar
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Size
25.2MB
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MD5
d9a0757e2192d5028bb04a12deca8624
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SHA1
bdd8be823dfcce02dc574a75948a483b0eb815c4
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SHA256
2c8fbaab0bb4085632595ab9224c9501cb9b6a0ff65290b4fb05bed13f005353
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SHA512
4a30aa59ea03a412246a4925a4ec1f0d44f1720515c551986407fe3692dc97854e1ff3690c7198180ba28020273a2286f538e06baef7fb0eed52e7b7f9b5ca7c
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SSDEEP
786432:FX3IykdtyPUvhBIYLQs6ThcSSpm/bsLH6d:lIyeQP2DLQUSkm/o7C
Malware Config
Signatures
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Processes:
resource yara_rule static1/unpack001/yerex.exe themida -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/yerex.exe
Files
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sc3mzzQ.rar.rar
Password: yerex
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yerex.exe.exe windows:6 windows x64 arch:x64
Password: yerex
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
Size: 77KB - Virtual size: 128KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: 24KB - Virtual size: 50KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 512B - Virtual size: 147KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 3KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 512B - Virtual size: 256B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 21.6MB - Virtual size: 21.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.idata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.themida Size: - Virtual size: 6.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.boot Size: 3.5MB - Virtual size: 3.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ