Behavioral task
behavioral1
Sample
2024-04-23_fdcea6fbf6636f061b04c0d151df38fc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_fdcea6fbf6636f061b04c0d151df38fc_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_fdcea6fbf6636f061b04c0d151df38fc_cryptolocker
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Size
76KB
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MD5
fdcea6fbf6636f061b04c0d151df38fc
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SHA1
91e9fa1f54ac0cf1828b1cca50bf0a542dd6ae24
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SHA256
ee6a9589ef953812b60845e839674eedf90ee2cbf8e2e328a12c3fe1cd070c3d
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SHA512
d57102f34d280ea9bd1d0398e38a4497dd60ce46f1d15012a4ddc93be6dc8d740bbcc2e57684e16be4ae20c8f16e4fb75d7a283ec3d646d18c49c400662a3c08
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxBW:T6a+rdOOtEvwDpjNtHPD
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-04-23_fdcea6fbf6636f061b04c0d151df38fc_cryptolocker
Files
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2024-04-23_fdcea6fbf6636f061b04c0d151df38fc_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE