Behavioral task
behavioral1
Sample
2024-02-23_7c3b3df75519f922513a8e0fafe4fc5a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_7c3b3df75519f922513a8e0fafe4fc5a_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_7c3b3df75519f922513a8e0fafe4fc5a_cryptolocker
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Size
61KB
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MD5
7c3b3df75519f922513a8e0fafe4fc5a
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SHA1
f5e77e0658cdef075c9d49fa4537e49c357a4d32
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SHA256
d1bc95097e74ac410f5a1e13961ce94ce4b000c931418b99852f5032e23dee4e
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SHA512
61e712c0aaf235ecebb16c22fccf5648c82c0251263a8ad49e6e056876d7f6489e4759157315906b1e80a874f2538204d53913a54f7e465910af00ec2b664c18
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVd:zj+soPSMOtEvwDpj4kpmeLmnn
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 2024-02-23_7c3b3df75519f922513a8e0fafe4fc5a_cryptolocker
Files
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2024-02-23_7c3b3df75519f922513a8e0fafe4fc5a_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