Behavioral task
behavioral1
Sample
2024-05-13_5a2f3fed8193dfe55e7744c0ae6aeaed_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-13_5a2f3fed8193dfe55e7744c0ae6aeaed_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-13_5a2f3fed8193dfe55e7744c0ae6aeaed_cryptolocker
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Size
56KB
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MD5
5a2f3fed8193dfe55e7744c0ae6aeaed
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SHA1
ca43e1cfb56ad0c85fcf3f2ba9c124c66dc54aea
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SHA256
34c95d7df4a73c4efd52d53cf6c89582805f91657653582e513f66cfcba54f94
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SHA512
59b8f470a1f2a14d1e1289d32daf2ebed7b1035b292375c3a30d3f2b809c4e2694146736de140ac07a7792a27cf69785474eff8153b91d3077b318eb643111d5
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlM:bP9g/xtCS3Dxx0n
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 2024-05-13_5a2f3fed8193dfe55e7744c0ae6aeaed_cryptolocker
Files
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2024-05-13_5a2f3fed8193dfe55e7744c0ae6aeaed_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