Behavioral task
behavioral1
Sample
2024-04-24_248aee4e38d9a83ae5c0c9e96ba58bcb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_248aee4e38d9a83ae5c0c9e96ba58bcb_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_248aee4e38d9a83ae5c0c9e96ba58bcb_cryptolocker
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Size
55KB
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MD5
248aee4e38d9a83ae5c0c9e96ba58bcb
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SHA1
e13bd345d0ae41e9c667b29d8029599f319d0262
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SHA256
9d805fbd383eef7f43acdf437ef69611994833c7d783f7324c9ff6bb4854e851
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SHA512
1c3e188e18bca26c240b5f0069f6143de85a39cc509aa4126c7ee767cbbe4ff1564f76c80ff8bb51fbf0ce27e551c1020c447dba4efdcf23c1b0db3552d7ff28
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNE:bP9g/xtCS3Dxx0H
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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_248aee4e38d9a83ae5c0c9e96ba58bcb_cryptolocker
Files
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2024-04-24_248aee4e38d9a83ae5c0c9e96ba58bcb_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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