Behavioral task
behavioral1
Sample
2024-04-10_d5e0a7a9e0679a5e477e09c57ddb6575_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_d5e0a7a9e0679a5e477e09c57ddb6575_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_d5e0a7a9e0679a5e477e09c57ddb6575_cryptolocker
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Size
54KB
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MD5
d5e0a7a9e0679a5e477e09c57ddb6575
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SHA1
f53df6b0148708ca613cb930cca7c92c0674035c
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SHA256
02c137bd63a3d3395498f5f83d698b203d27be4ac225a3d69cb27614172ca15b
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SHA512
2f76602249c570be2f2ca168afb1650c9c24169df59386e663fbd0bc21c7ec56120963b725eb635a4ed66e4b4ea2d07e27e2e4ee80f5d54ccec9381606fe5cc2
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgCF:bP9g/xtCS3Dxx0QF
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 2024-04-10_d5e0a7a9e0679a5e477e09c57ddb6575_cryptolocker
Files
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2024-04-10_d5e0a7a9e0679a5e477e09c57ddb6575_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