Behavioral task
behavioral1
Sample
2024-01-25_bcf2a2ef7965da870d966ba5ffe9a877_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_bcf2a2ef7965da870d966ba5ffe9a877_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_bcf2a2ef7965da870d966ba5ffe9a877_cryptolocker
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Size
56KB
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MD5
bcf2a2ef7965da870d966ba5ffe9a877
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SHA1
79ce988ca99fa8427d6bbd4b684de2fc2e8e3861
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SHA256
0efeb13b88ea4f00a6906cac361977bdc83e3f382e057119cc0b233aba4a15b0
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SHA512
c7fbeeb0c8647fd9393cc46d9d1d5aa4d94401a7eac7dd4bbdf369ee8567fd279e8612a4180c605059139bc921d15357b3acddeb34378d2e3a712e26eb4848ae
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzbmu:zj+soPSMOtEvwDpj4yzbZ
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 2024-01-25_bcf2a2ef7965da870d966ba5ffe9a877_cryptolocker
Files
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2024-01-25_bcf2a2ef7965da870d966ba5ffe9a877_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