Behavioral task
behavioral1
Sample
2024-03-26_b952bf7eeadd37b40eaf680830b7859a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-26_b952bf7eeadd37b40eaf680830b7859a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-26_b952bf7eeadd37b40eaf680830b7859a_cryptolocker
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Size
84KB
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MD5
b952bf7eeadd37b40eaf680830b7859a
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SHA1
1a583b1c89d5310cc98b60b271312fc8f1b3e8f5
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SHA256
44cef6352840cf2e76a06c0c90fff6953672134b86afb1f7e12a76c61fcde35c
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SHA512
9cf7194ac0d3fe5a788daa5fc8b7e53b58df58ab6413a2f0f65b55c7ac533435659134230a58491e6e780e04db353855ba14207ba60237dc49d59c24423d9971
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1/:zCsanOtEvwDpj1
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 2024-03-26_b952bf7eeadd37b40eaf680830b7859a_cryptolocker
Files
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2024-03-26_b952bf7eeadd37b40eaf680830b7859a_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