Behavioral task
behavioral1
Sample
2024-04-09_545b6e67ed7f0c27ac23b76857b68206_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-09_545b6e67ed7f0c27ac23b76857b68206_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_545b6e67ed7f0c27ac23b76857b68206_cryptolocker
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Size
65KB
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MD5
545b6e67ed7f0c27ac23b76857b68206
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SHA1
d505217cdee4fe86ca8b0335f88c271f6bb61339
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SHA256
706f1df9c67ec3e205dfce9f9144249891820978c4a2bc61964ba2b62ccd26ff
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SHA512
e41dfe2eca80e967fe730929eb385f6c636c25b6bcf040feb1d0acf4017708f80f32422dc1aacc119675253fe1d4c333cc30d58143f29483256715e78dc712e7
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYjc3CBy:1nK6a+qdOOtEvwDpjsy
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 2024-04-09_545b6e67ed7f0c27ac23b76857b68206_cryptolocker
Files
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2024-04-09_545b6e67ed7f0c27ac23b76857b68206_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE