Behavioral task
behavioral1
Sample
2024-05-28_bddc6b765b1836fbd237b81ba58cb539_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-28_bddc6b765b1836fbd237b81ba58cb539_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-28_bddc6b765b1836fbd237b81ba58cb539_cryptolocker
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Size
42KB
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MD5
bddc6b765b1836fbd237b81ba58cb539
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SHA1
9229a149a1e9ca3c458edb18221142de8389e770
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SHA256
df554eadf0f63fb0bbcc158f80fca27bea422fad712b3cacbce6523ad2f852e5
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SHA512
523d05c5864cdd8218e54735d0492d7ac88c7c4dd6a36fff0cb8f19867355ab48ccd294836d70883db3e5514843435cc840e9712c6ccd1b93f3e8b4b2f7e5553
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHTEXR:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoB
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 2024-05-28_bddc6b765b1836fbd237b81ba58cb539_cryptolocker
Files
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2024-05-28_bddc6b765b1836fbd237b81ba58cb539_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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