Behavioral task
behavioral1
Sample
2024-05-24_7bf5a7c553f523c8970155fab35c1f70_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-24_7bf5a7c553f523c8970155fab35c1f70_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-24_7bf5a7c553f523c8970155fab35c1f70_cryptolocker
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Size
41KB
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MD5
7bf5a7c553f523c8970155fab35c1f70
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SHA1
c0b0ad347df38525c473d3addcd88f9946133f6b
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SHA256
d6f93379b6336f8fdfb756ecaeec7a8457aa76371d0f02adbe39967c57e27828
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SHA512
b0153d106ea0a5f64d28656d48503fc76a59f3508cad7a1efa662f48a98a7d78f79b888b0c8a97bdb76802b7f9cd2d0b7532357ab6e269c4cc0f582949445d41
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHM:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKs
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 2024-05-24_7bf5a7c553f523c8970155fab35c1f70_cryptolocker
Files
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2024-05-24_7bf5a7c553f523c8970155fab35c1f70_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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