Behavioral task
behavioral1
Sample
2024-05-25_822b2a4961ed63c00b14507856e2b00a_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-25_822b2a4961ed63c00b14507856e2b00a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-25_822b2a4961ed63c00b14507856e2b00a_cryptolocker
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Size
52KB
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MD5
822b2a4961ed63c00b14507856e2b00a
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SHA1
af97a3bad9e776bb0c26fc9aca14f5f563b8ec13
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SHA256
af0a6ac2c71b1e59f886bf9721412eaf72e9e206494a4d23702924fc48303f2f
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SHA512
5a29d66d53e61a2651246173b59c5aa60bf23c983204e01591cbf6debcb0d7ae6c8b587091ac555edc49a72d708d310ef8ef99acb31927caf956351ca2715429
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOm0:z6QFElP6n+gKmddpMOtEvwDpj31im0
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 2024-05-25_822b2a4961ed63c00b14507856e2b00a_cryptolocker
Files
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2024-05-25_822b2a4961ed63c00b14507856e2b00a_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