Behavioral task
behavioral1
Sample
2024-06-05_f3c08739108872f96e72ec9fe2e9f0f4_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-05_f3c08739108872f96e72ec9fe2e9f0f4_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-05_f3c08739108872f96e72ec9fe2e9f0f4_cryptolocker
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Size
67KB
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MD5
f3c08739108872f96e72ec9fe2e9f0f4
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SHA1
bb2fa7e9cf7410787ce9cb45ba57c4245028bd1e
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SHA256
76279fd54580fdaaafb15d3b3a32f9df8b5cb5fb4a7bb4b4a2150f050afc3333
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SHA512
fe201f9f5cf728f8f080415882e8dbb3efacf09db3a2389c028cfb4ce5a3257ad810fb43ff211d5effbe2b15995c4bc91d89d9511e2d8529b5d5478feda74dba
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRc:1nK6a+qdOOtEvwDpjh
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 2024-06-05_f3c08739108872f96e72ec9fe2e9f0f4_cryptolocker
Files
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2024-06-05_f3c08739108872f96e72ec9fe2e9f0f4_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