Behavioral task
behavioral1
Sample
2024-05-30_cad3c581b65c81cf405db3af87e48e03_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-30_cad3c581b65c81cf405db3af87e48e03_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_cad3c581b65c81cf405db3af87e48e03_cryptolocker
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Size
57KB
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MD5
cad3c581b65c81cf405db3af87e48e03
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SHA1
758893bf7b724571dd169a60bf0e2e4e8ef90da8
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SHA256
5684d39c5ba64b257c4c89919d27be957c3bf4b0740301eab13254a8111aab15
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SHA512
ebd8f56437ddf9c9adb1534b5f0e306f442e0ffd665b1ea777a1aca616128365cdaf0f08d3a5a5e329eb4650f01b8503f15a2a8ddcf7ece4269ad03eed085348
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlggl:bP9g/xtCS3Dxx0S
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 2024-05-30_cad3c581b65c81cf405db3af87e48e03_cryptolocker
Files
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2024-05-30_cad3c581b65c81cf405db3af87e48e03_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: 17KB - 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: 9KB - 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