Behavioral task
behavioral1
Sample
2024-06-12_b974dd1ab8ce7a654105b66caafd72d6_cryptolocker.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-12_b974dd1ab8ce7a654105b66caafd72d6_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-12_b974dd1ab8ce7a654105b66caafd72d6_cryptolocker
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Size
57KB
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MD5
b974dd1ab8ce7a654105b66caafd72d6
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SHA1
9738777508488d4f68bc47051ac6da5c44b22383
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SHA256
2fe56ec54ec541842097e2f499ef12f542ace254889c4e1d7693608f08ebd7b3
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SHA512
da496eeb2932a61ba4850282ab379d444c1e100111c83817b6d1c95ae855d187ffdb87ba3bcaaa92e5f6189cb2723e1124e6c87cc8472b00d2dcfc1f2c905365
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlb:bP9g/xtCS3Dxx0Y
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 2024-06-12_b974dd1ab8ce7a654105b66caafd72d6_cryptolocker
Files
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2024-06-12_b974dd1ab8ce7a654105b66caafd72d6_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