Behavioral task
behavioral1
Sample
2024-04-11_e91446853fb59f85d4a830c223ec5d15_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_e91446853fb59f85d4a830c223ec5d15_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_e91446853fb59f85d4a830c223ec5d15_cryptolocker
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Size
180KB
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MD5
e91446853fb59f85d4a830c223ec5d15
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SHA1
1254b21d8d66b4551d21879e1405975be469b91f
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SHA256
ba208f7338123af7ba224a1c83c3068c97b27652225fafecf01d7e49f03b0f7d
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SHA512
ff1a7b7e753adf9b358ceea2f347175613998a8a0e82388b619722543d96b0e2d16836914486e8ef3938b226a7a62142e41d1ca20a37ed068c6d00c8d477ce9a
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SSDEEP
1536:bk9g/xtCm9g/xtCSoDsP9g/xtCm9g/xtCS3D:b6g54Eg54SooFg54Eg54S3
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-11_e91446853fb59f85d4a830c223ec5d15_cryptolocker
Files
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2024-04-11_e91446853fb59f85d4a830c223ec5d15_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 24KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 128KB - Virtual size: 128KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE