Behavioral task
behavioral1
Sample
2024-02-29_4582ed3d8217d6c5ae80de47faaefc31_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_4582ed3d8217d6c5ae80de47faaefc31_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_4582ed3d8217d6c5ae80de47faaefc31_cryptolocker
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Size
61KB
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MD5
4582ed3d8217d6c5ae80de47faaefc31
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SHA1
c04758345c0e5f8fd7cfdad948abe63b800f0a9d
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SHA256
ce6386af7a0e5608a824a97ac59ce703706110fdb525eb48b3804b7e8354e94d
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SHA512
4b997937a7d8b0b7dcd3f2640eb2f7f08df89c3624c7802f70f69bdac9fbbd0d51c795614461096d410183d862b5d1b6746dd9e03a95c63fcdfe8cc8ce033f03
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVwQ:zj+soPSMOtEvwDpj4kpmeLmnd
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 2024-02-29_4582ed3d8217d6c5ae80de47faaefc31_cryptolocker
Files
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2024-02-29_4582ed3d8217d6c5ae80de47faaefc31_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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