Behavioral task
behavioral1
Sample
1/decrypt.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
1/decrypt.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
1/decrypt_withlog.exe
Resource
win7-20240221-en
General
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Target
VirusShare_2fac576997bb6907d941c555ce2ad690
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Size
556KB
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MD5
2fac576997bb6907d941c555ce2ad690
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SHA1
696437d297a18497891516c2674a6108f46fc3fb
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SHA256
718fee18de57ebb311e18a0dc4605ba222691dc79e1a351f3c89fc4b3acbe0f8
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SHA512
2fc9e16015a70cf2e8c8bd4d3a33a6f236f07e12d01777faed3793d4b6272ef3f0842f62e820b2f0fd08180bce5c373bbfd738691569a2ac919792700b53188e
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SSDEEP
12288:ke7EPK08S9S0vgHcwLFJH6cUeiWXHQj8H9sF96Rmj1IoMWBP:keQyoSqgHckJaleNXwqEd1aQ
Malware Config
Signatures
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resource yara_rule static1/unpack001/1/decrypt.exe upx static1/unpack001/1/decrypt_withlog.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/1/decrypt.exe unpack001/1/decrypt_withlog.exe
Files
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VirusShare_2fac576997bb6907d941c555ce2ad690.zip
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1/decrypt.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 464KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 277KB - Virtual size: 280KB
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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1/decrypt_withlog.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 464KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 277KB - Virtual size: 280KB
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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1/key.txt