Behavioral task
behavioral1
Sample
2024-03-05_4a66de633e33458a37a71fbf1a12f57c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_4a66de633e33458a37a71fbf1a12f57c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_4a66de633e33458a37a71fbf1a12f57c_cryptolocker
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Size
80KB
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MD5
4a66de633e33458a37a71fbf1a12f57c
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SHA1
e0b58d991dd5642c39f6fb16914812f52847e83e
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SHA256
b1d2342dff929dd97152771e7a616ee058bd83788fe9328d74e9460d41afeb16
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SHA512
ee3ca6e14d23137a4150534ec01d8a6935a62925b2bcc9bb753dbc589fa42a1a4e405c367e0464600759401f958a7e9aea61b27e4ed481c157eef8c0b07b3b07
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2Kr:zCsanOtEvwDpjY
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 2024-03-05_4a66de633e33458a37a71fbf1a12f57c_cryptolocker
Files
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2024-03-05_4a66de633e33458a37a71fbf1a12f57c_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