Behavioral task
behavioral1
Sample
2024-04-24_1faccc368b410f9f57b5702ea9461a70_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-24_1faccc368b410f9f57b5702ea9461a70_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-24_1faccc368b410f9f57b5702ea9461a70_cryptolocker
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Size
85KB
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MD5
1faccc368b410f9f57b5702ea9461a70
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SHA1
f7f801bac53e482d40c63d37022cc20251734337
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SHA256
3f9f7c687528aa882faedfbb3c5ed83e9ba672cb19071ce5c9c15ce501965a43
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SHA512
85c9e92a7eb969e07ac95681145a8afcbdcd890c26e2cb2ee7607efcb718ed040d79ea15c6f3be9f5d9ffcc7d2dcd29be8d065b47ac6dcaf8b51d2637364fe5e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5Rn:T6a+rdOOtEvwDpjNW
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 2024-04-24_1faccc368b410f9f57b5702ea9461a70_cryptolocker
Files
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2024-04-24_1faccc368b410f9f57b5702ea9461a70_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