Behavioral task
behavioral1
Sample
45b515836a3dfa689dd58b37f602dbd58d958c1edcdd5e3b10948c5c3ff9e25a.exe
Resource
win7-20240221-en
General
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Target
45b515836a3dfa689dd58b37f602dbd58d958c1edcdd5e3b10948c5c3ff9e25a
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Size
35KB
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MD5
3c65da08f69cafba2ca11003d9c2beed
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SHA1
c361b84280221575d1da3e25d55cf9de1d0fc823
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SHA256
45b515836a3dfa689dd58b37f602dbd58d958c1edcdd5e3b10948c5c3ff9e25a
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SHA512
763655f79072b74ef5c4d19f62f8335202a89ef96218a07da9488572fb86af5929f03f10ee260b57d62b49abb03f233506f8370afbda2edfe88c5957405e8827
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SSDEEP
768:m6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:98Z0kA7FHlO2OwOTUtKjpB
Malware Config
Extracted
neconyd
http://ow5dirasuek.com/
http://mkkuei4kdsz.com/
http://lousta.net/
Signatures
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Neconyd family
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 45b515836a3dfa689dd58b37f602dbd58d958c1edcdd5e3b10948c5c3ff9e25a unpack001/out.upx
Files
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45b515836a3dfa689dd58b37f602dbd58d958c1edcdd5e3b10948c5c3ff9e25a.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 136KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 34KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 51KB - Virtual size: 51KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 92KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE