Behavioral task
behavioral1
Sample
2024-01-28_42d87d7298d0812423a7fb41e579e79d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_42d87d7298d0812423a7fb41e579e79d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_42d87d7298d0812423a7fb41e579e79d_cryptolocker
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Size
60KB
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MD5
42d87d7298d0812423a7fb41e579e79d
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SHA1
1ac79174d49c4604fcdd5762c0d191452495873a
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SHA256
e88fa305291155f103bc6bcb44e8849f7577fdac1537ded36e7e4b6800b3b602
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SHA512
e7a2efa383fda7c2af39d9a52765cfa572479ccccef9a2f82a4510385ab44e0e7b0c6d931096b00f7597c597320854efb914c44f57ef74a826b18056d85e778d
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5aFr7YOzR8D:z6QFElP6n+gKmddpMOtEvwDpj9aYaFA9
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 2024-01-28_42d87d7298d0812423a7fb41e579e79d_cryptolocker
Files
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2024-01-28_42d87d7298d0812423a7fb41e579e79d_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