Behavioral task
behavioral1
Sample
2024-02-11_f98868bc4fb7b53a51666805e44b80ed_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-11_f98868bc4fb7b53a51666805e44b80ed_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-11_f98868bc4fb7b53a51666805e44b80ed_cryptolocker
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Size
82KB
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MD5
f98868bc4fb7b53a51666805e44b80ed
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SHA1
a5d94beb2e431f5d67660f5423ad0d2f67d832f5
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SHA256
b7a68ce47eb6a20e0b52065a355373fbf3e7662d400d342a391d6fae093c8932
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SHA512
9eaf9fa9c2fc27c645b0eb462e39f0c0b992ececcf698313431f1619864488b8d9582083b2c4e95836076fadcdbc8c959fc3e6aaeb5a360734a0b2aacb1a22ff
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1no:zCsanOtEvwDpjO
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 2024-02-11_f98868bc4fb7b53a51666805e44b80ed_cryptolocker
Files
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2024-02-11_f98868bc4fb7b53a51666805e44b80ed_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