Behavioral task
behavioral1
Sample
2024-05-25_6a03c66b01a30f7de5876164e037a7c5_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-25_6a03c66b01a30f7de5876164e037a7c5_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-25_6a03c66b01a30f7de5876164e037a7c5_cryptolocker
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Size
91KB
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MD5
6a03c66b01a30f7de5876164e037a7c5
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SHA1
4f72b0855d58a424343c06a867e819104e0e5791
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SHA256
a39a06ed1a36ac2c2f9fcec786a4b540aac4440a1cd5e30ecb2474a0a83744c6
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SHA512
53e96db6bd0c9f4275be1fe7c957c9ff27335446e2dec2b74acf4c1742b5df1b32d243a37ba7fae014c9ddea8caa594e6927ee8dfc4634dc2ec69346dddbaf27
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/D2:n6a+1SEOtEvwDpjYYvQd2Px
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_6a03c66b01a30f7de5876164e037a7c5_cryptolocker
Files
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2024-05-25_6a03c66b01a30f7de5876164e037a7c5_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