Behavioral task
behavioral1
Sample
2024-06-04_0b566b25ed0af8b2941c374a52452e02_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-04_0b566b25ed0af8b2941c374a52452e02_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-04_0b566b25ed0af8b2941c374a52452e02_cryptolocker
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Size
85KB
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MD5
0b566b25ed0af8b2941c374a52452e02
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SHA1
b70e32abc5095f6922a75f858bfc671611040d38
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SHA256
9102335eae4ab1954027ed07349873d9820edc3e3cee4b335a480a9540eef8d6
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SHA512
310315ba188d59bd82845fd1fffa58cd407be1367673c014a293ed3bc680c70090a2ae7648ba3b5a0264994b0dce928f361d25ebcb2881b995884a47906693cd
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1q:zCsanOtEvwDpjE
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 2024-06-04_0b566b25ed0af8b2941c374a52452e02_cryptolocker
Files
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2024-06-04_0b566b25ed0af8b2941c374a52452e02_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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