Behavioral task
behavioral1
Sample
1f4a5961b4b49524116b49b70e86b5e222b0c0a79c0fcb464046a9b4a740f52d.exe
Resource
win7-20240221-en
General
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Target
1f4a5961b4b49524116b49b70e86b5e222b0c0a79c0fcb464046a9b4a740f52d
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Size
35KB
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MD5
d788eac757edd59f0404abfe6484c2b3
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SHA1
4045d7b9d7d464cb59e60a225f477703683386cd
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SHA256
1f4a5961b4b49524116b49b70e86b5e222b0c0a79c0fcb464046a9b4a740f52d
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SHA512
db3733d6f23a3f85662bc2956b92a97e597b275af80e7d4ef6932847ea514a5b6becda5c63f52c352f87e8828a0ec64b8d38cec937e2b8e210a1264589cfed2d
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SSDEEP
768:c6vjVmakOElpmAsUA7DJHrhto2OsgwAPTUrpiEe7HpB:b8Z0kA7FHlO2OwOTUtKjpB
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 1f4a5961b4b49524116b49b70e86b5e222b0c0a79c0fcb464046a9b4a740f52d unpack001/out.upx
Files
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1f4a5961b4b49524116b49b70e86b5e222b0c0a79c0fcb464046a9b4a740f52d.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