Behavioral task
behavioral1
Sample
2024-04-30_495a8a86db3a247a603629c8c403afb7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_495a8a86db3a247a603629c8c403afb7_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_495a8a86db3a247a603629c8c403afb7_cryptolocker
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Size
64KB
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MD5
495a8a86db3a247a603629c8c403afb7
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SHA1
25d7b57bdd9550723781b18713724086f9058f99
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SHA256
bdc2b5e733911686422748efd1b7936c751c71d525ce4088f0f6c76a78ac4c9c
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SHA512
03267a4551379d396b03f696b2dcf58e888352a5b2da87e2bf497873197bd9a012084354d16492b2c699ab68f2a074e0d4ea08d945e52aa3bc5b42f186f24b5e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAod:1nK6a+qdOOtEvwDpjj
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 2024-04-30_495a8a86db3a247a603629c8c403afb7_cryptolocker
Files
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2024-04-30_495a8a86db3a247a603629c8c403afb7_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