Behavioral task
behavioral1
Sample
2024-03-28_13dc9717522edbdb507e4e3670a2aed0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_13dc9717522edbdb507e4e3670a2aed0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_13dc9717522edbdb507e4e3670a2aed0_cryptolocker
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Size
95KB
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MD5
13dc9717522edbdb507e4e3670a2aed0
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SHA1
b9542d49bffcaf262fbad54a7117f7382de30441
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SHA256
882a96b47f24b0b6435af67107822d33f07edb304188e97c247df055e73807c6
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SHA512
1f6a8317b10ef588768f6e11d2e99f080e59292fdc1bd2de9dab1ac5d2013d6c14c18d0d4a861f7baa44ead0b6ed418de8cf0c7facbade880d006fd3fe3e6b0e
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bT:zCsanOtEvwDpjBn
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 2024-03-28_13dc9717522edbdb507e4e3670a2aed0_cryptolocker
Files
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2024-03-28_13dc9717522edbdb507e4e3670a2aed0_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