Behavioral task
behavioral1
Sample
2024-05-26_4d803ce38b7de30a862a3a3ae8908081_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-26_4d803ce38b7de30a862a3a3ae8908081_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-26_4d803ce38b7de30a862a3a3ae8908081_cryptolocker
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Size
57KB
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MD5
4d803ce38b7de30a862a3a3ae8908081
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SHA1
0545b70027f2bc684eadf9b37734f4f51e77c0af
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SHA256
4582f2ebab7a906608f3ff19c19dcb331d2ffc6d9eb742db3170339fb73b9cd6
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SHA512
d3e9528a4de81fe2b02bf2fe478f14190c855d598442317fe1e8576bb4f0973205afa5cc028c8fac27e681e3d9663c8abda86e7b538cf2ab2df51467bf118178
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgzCE:bP9g/xtCS3Dxx0nCE
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 2024-05-26_4d803ce38b7de30a862a3a3ae8908081_cryptolocker
Files
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2024-05-26_4d803ce38b7de30a862a3a3ae8908081_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