Behavioral task
behavioral1
Sample
2024-02-29_48927bbdec79b15fd19917b07742e7a7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_48927bbdec79b15fd19917b07742e7a7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_48927bbdec79b15fd19917b07742e7a7_cryptolocker
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Size
79KB
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MD5
48927bbdec79b15fd19917b07742e7a7
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SHA1
4d97e94162ca59e24c968ffa7615641f657aa412
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SHA256
c1a35c9807c0d899e2cafc269a7f602259e4fe01a5075ffa8e286e97a5d0e15e
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SHA512
507def79f44859b855928c53a8836f26d5c72568bd996644142ed5599d1eefc87205b3e65937ecfcb31859221f338b9d9e323f478f5ebea95a0ac0dc54dbe3c1
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kySeP:zCsanOtEvwDpjU
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_48927bbdec79b15fd19917b07742e7a7_cryptolocker
Files
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2024-02-29_48927bbdec79b15fd19917b07742e7a7_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