Behavioral task
behavioral1
Sample
2024-02-28_a99410d0bdbaffb3403236fa671c3504_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_a99410d0bdbaffb3403236fa671c3504_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_a99410d0bdbaffb3403236fa671c3504_cryptolocker
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Size
62KB
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MD5
a99410d0bdbaffb3403236fa671c3504
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SHA1
1fc1134e9a701b1bb28f0509cd333f05d9c47339
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SHA256
c0b86308a4db54b0b8d29e399718493369aac1dec52cbbf6b9fd947d9c82c481
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SHA512
287bc67e38bfc932d462f919027437e967b4dc73c5499363df61780bb0ae677dd3a3279db292c91529c6c8458c4887db246afeca753b4de1ef58339e1251e4cb
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY7D3:1nK6a+qdOOtEvwDpjw
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 2024-02-28_a99410d0bdbaffb3403236fa671c3504_cryptolocker
Files
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2024-02-28_a99410d0bdbaffb3403236fa671c3504_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