Behavioral task
behavioral1
Sample
2024-04-05_e71c8c547b2edea21a0392234bfcdbd9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_e71c8c547b2edea21a0392234bfcdbd9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_e71c8c547b2edea21a0392234bfcdbd9_cryptolocker
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Size
72KB
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MD5
e71c8c547b2edea21a0392234bfcdbd9
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SHA1
1c39907580818a3fca37c72edc4500fdf74f8df7
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SHA256
30ee3337af52ff2c64dc183cdd73e03d9bd81a6b630898a416dfaeb7a297121a
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SHA512
0b455be49b540a15f4c8a204809aee5ab99f9688ba83474e805f68679fa8a79eb28cb7daf3b187ac8be11dd6c468e6d2f1d895537cbeeb847ebc03b8b883e253
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalVF:1nK6a+qdOOtEvwDpjS
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 2024-04-05_e71c8c547b2edea21a0392234bfcdbd9_cryptolocker
Files
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2024-04-05_e71c8c547b2edea21a0392234bfcdbd9_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE