Behavioral task
behavioral1
Sample
2024-04-24_d43c353fa3f77f1f5e6a59936909eacb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_d43c353fa3f77f1f5e6a59936909eacb_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_d43c353fa3f77f1f5e6a59936909eacb_cryptolocker
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Size
55KB
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MD5
d43c353fa3f77f1f5e6a59936909eacb
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SHA1
c3c57fcaee1e2aeeeba0bc3b80480ff086eabe51
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SHA256
e0ce89463213d6b5b092d94bfd45d183b61fc38d363044fe3741fa47de87222f
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SHA512
7102eb81312e09880bb17d7391b0038fa8573c2845e5f505fb062e1745e9ebf5df42fb83f52aa1c781409d53402219d5ff6de5dba5df1b83ab33cc4ff9ad7c53
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+SI:bP9g/xtCS3Dxx0JSI
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 2024-04-24_d43c353fa3f77f1f5e6a59936909eacb_cryptolocker
Files
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2024-04-24_d43c353fa3f77f1f5e6a59936909eacb_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