Behavioral task
behavioral1
Sample
2024-04-23_7339e8e1e82b043b7a89b8fd09ba6e0c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_7339e8e1e82b043b7a89b8fd09ba6e0c_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_7339e8e1e82b043b7a89b8fd09ba6e0c_cryptolocker
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Size
80KB
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MD5
7339e8e1e82b043b7a89b8fd09ba6e0c
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SHA1
91bff4250b1f5d19ec7e37fa7162e72bb5e836b9
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SHA256
ed49bf894e02f057c604b8d2a088862801d1353c819de0f640d049d775036b66
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SHA512
32edadce8ae3a450d2759906b5f560094eb66e218473afab0712c82769c3a0c8fa7aa5f9978273c8d399191b78a2e092f794fb9be898d258630e754bb7dee743
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdO:T6a+rdOOtEvwDpjNtk
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 2024-04-23_7339e8e1e82b043b7a89b8fd09ba6e0c_cryptolocker
Files
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2024-04-23_7339e8e1e82b043b7a89b8fd09ba6e0c_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