Behavioral task
behavioral1
Sample
3b43ab24bd784e486e66bb1f3a4635946db5a73ad7aeb494507f61d9419adf92.exe
Resource
win7-20240221-en
General
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Target
3b43ab24bd784e486e66bb1f3a4635946db5a73ad7aeb494507f61d9419adf92
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Size
35KB
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MD5
484cb9d98cf0183eeb5445f97d9d9bb8
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SHA1
57bee3bf8734f40531bec9be72e9570e7a32e91e
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SHA256
3b43ab24bd784e486e66bb1f3a4635946db5a73ad7aeb494507f61d9419adf92
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SHA512
46d8b2e20cdc2027cac32eaa0336dbc6d2132dc937d6f64c80633b00f93bbd9a40a27c8636ff75563d9da880301d94e32b3ed4e54d186cc28eadf03f1082e1f8
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SSDEEP
768:H6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:a8Z0kA7FHlO2OwOTUtKjpB
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 3b43ab24bd784e486e66bb1f3a4635946db5a73ad7aeb494507f61d9419adf92 unpack001/out.upx
Files
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3b43ab24bd784e486e66bb1f3a4635946db5a73ad7aeb494507f61d9419adf92.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