Behavioral task
behavioral1
Sample
2024-03-09_224124bb5c0e8e238f6f855ac3738356_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-09_224124bb5c0e8e238f6f855ac3738356_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-09_224124bb5c0e8e238f6f855ac3738356_cryptolocker
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Size
58KB
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MD5
224124bb5c0e8e238f6f855ac3738356
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SHA1
3681c50d0aaeafccf339acf5d0ecc55c4ff4d295
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SHA256
6ff3bb308dc5f40f890975d48aa63ec99da0d6a9d39a4b5f217ab3aaf8b1c5d1
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SHA512
0cef026f8681e0ba1eb6fa4c4b0dc6b0c21fda463a42f5c96fee690d3c576583fa7eefde36a50791e4883ff966b43cf2c842da027e98ca080dd3f569fa989b32
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzbG:zj+soPSMOtEvwDpj4yzbG
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 2024-03-09_224124bb5c0e8e238f6f855ac3738356_cryptolocker
Files
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2024-03-09_224124bb5c0e8e238f6f855ac3738356_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_CODE
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