Behavioral task
behavioral1
Sample
2024-04-08_08e75b9ad65df281832496bbb88c7faf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_08e75b9ad65df281832496bbb88c7faf_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_08e75b9ad65df281832496bbb88c7faf_cryptolocker
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Size
58KB
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MD5
08e75b9ad65df281832496bbb88c7faf
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SHA1
f6519a74eaa031ff3ddcd0136dabde4f86ed36fb
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SHA256
957e07de6488afa772124bba66e3393d255f28e0f2ed696ef3c8ea5898c49acc
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SHA512
0dfe6c6f69ef52a71fc3ab2e24a1d209d8285c403f744779af3c817f99ce6e0df1442115fafff94c7212b5ea565573d79008297d6a08bc252f56ff0c6f761de8
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5app1J8:z6QFElP6n+gKmddpMOtEvwDpj9aYaz8
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 2024-04-08_08e75b9ad65df281832496bbb88c7faf_cryptolocker
Files
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2024-04-08_08e75b9ad65df281832496bbb88c7faf_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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