Behavioral task
behavioral1
Sample
2024-05-25_8e7e9cc132f3d1f8fab2a99935dfd957_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-25_8e7e9cc132f3d1f8fab2a99935dfd957_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-25_8e7e9cc132f3d1f8fab2a99935dfd957_cryptolocker
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Size
91KB
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MD5
8e7e9cc132f3d1f8fab2a99935dfd957
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SHA1
645854fd4b87eb6048f9f84f46dd25dda26ff741
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SHA256
70fe8d498283517d81ca51a8363258219d213ffb1c29a506dd24ef670f7e1087
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SHA512
e8bd3d0e37bcbdbb6109d71bb1bb893a73f3ec9b6468b127c1eb7cfe198c776d38aec00d2110618864d7904433a7faf06409700e86d46cdda94635eb8e2da9d7
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/DX:n6a+1SEOtEvwDpjYYvQd2Pk
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-05-25_8e7e9cc132f3d1f8fab2a99935dfd957_cryptolocker
Files
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2024-05-25_8e7e9cc132f3d1f8fab2a99935dfd957_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: 20KB - Virtual size: 32KB
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: 11KB - 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