Behavioral task
behavioral1
Sample
2024-05-27_d29de9eef56259ed3fcb8ac7eea5e0a3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-27_d29de9eef56259ed3fcb8ac7eea5e0a3_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_d29de9eef56259ed3fcb8ac7eea5e0a3_cryptolocker
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Size
57KB
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MD5
d29de9eef56259ed3fcb8ac7eea5e0a3
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SHA1
8be23ea375c89fb6a58b11c7a512bb24f828bad8
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SHA256
9dc8f3ec19d218afcd5a6e847fbc3418d6c7f1b05ce1df88b8bc9ae0848ae4e8
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SHA512
b13e2eef7d156aa0b8af198b555d1d4ffe3919c886517af793d7489962cc47f3d159f5f16ce60ba2df4110bd914235dc4177f99a91f7a218c11b2f3b4b228e7f
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgzCG:bP9g/xtCS3Dxx0nCG
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 2024-05-27_d29de9eef56259ed3fcb8ac7eea5e0a3_cryptolocker
Files
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2024-05-27_d29de9eef56259ed3fcb8ac7eea5e0a3_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