Behavioral task
behavioral1
Sample
2024-03-16_940a302859aa658305bcba883e497e71_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_940a302859aa658305bcba883e497e71_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_940a302859aa658305bcba883e497e71_cryptolocker
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Size
94KB
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MD5
940a302859aa658305bcba883e497e71
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SHA1
6025744494084ce9099175898b1ecd1c9fcb1a94
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SHA256
0b89e3fb0fc7326c650820cfd55afba938be04f0ca90d9b48afc3928dc18ae8d
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SHA512
e2edbda93942b3b65af3221f4685788a6b781cffb36c0dbbb1c86597786ccbf24f50cddb875f1b87dad4b6bf19e7735a93fcebb0fb2be6a38c56259c3c8939e7
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/+s:zCsanOtEvwDpjBZ
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 2024-03-16_940a302859aa658305bcba883e497e71_cryptolocker
Files
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2024-03-16_940a302859aa658305bcba883e497e71_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