Behavioral task
behavioral1
Sample
2024-05-22_a6d3f05531ff62cfd8e5c3d87e89a163_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_a6d3f05531ff62cfd8e5c3d87e89a163_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-22_a6d3f05531ff62cfd8e5c3d87e89a163_cryptolocker
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Size
52KB
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MD5
a6d3f05531ff62cfd8e5c3d87e89a163
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SHA1
1aeabca3918605f686410dacb6ad703846a011e2
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SHA256
2b82672292a897e5ac06ee81b8527b31af483031f33bd4eb1f1c4a66395a8f79
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SHA512
970393945cb655a4a28695338cffcfa7e79741cc37b628c0d08938a581e66c9d4a3f3ee4672c554f9ff619d22a8199b42dac5697266969965b69acdecef34313
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOmD:z6QFElP6n+gKmddpMOtEvwDpj31imD
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 2024-05-22_a6d3f05531ff62cfd8e5c3d87e89a163_cryptolocker
Files
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2024-05-22_a6d3f05531ff62cfd8e5c3d87e89a163_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