Behavioral task
behavioral1
Sample
2024-05-09_2d949044d3f96250927739d4e673338c_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-09_2d949044d3f96250927739d4e673338c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-09_2d949044d3f96250927739d4e673338c_cryptolocker
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Size
55KB
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MD5
2d949044d3f96250927739d4e673338c
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SHA1
51afb230ae84e24b49f0fa4f6c480cd7489161ff
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SHA256
5f6df296a13f6ba2a7f375b45151f4710b252346ba4fcf6e0b2c562aae5e8506
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SHA512
8dc905bc4726010c871252eb9f725d7005b1434dd078de5a1ffc42ab8fca22853be7db2dd061f9e2d8df5f1e1df666d56254631ef53f9938e937f81930082648
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgC5t5:bP9g/xtCS3Dxx0Q5t5
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-09_2d949044d3f96250927739d4e673338c_cryptolocker
Files
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2024-05-09_2d949044d3f96250927739d4e673338c_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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