Behavioral task
behavioral1
Sample
2024-05-23_268b2c03a0110da81d8b6f6294fe406b_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-23_268b2c03a0110da81d8b6f6294fe406b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_268b2c03a0110da81d8b6f6294fe406b_cryptolocker
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Size
89KB
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MD5
268b2c03a0110da81d8b6f6294fe406b
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SHA1
2b1a31b450cfc788019f10a9ad8c798cbaa8ba95
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SHA256
b72d07fb1fe931fd6399e5b1e3bfdcc7427177141ca8c5a4ecfdfdb79b2ddf88
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SHA512
e79c5a33add844098cc60efc5066b34f2db1a9e01ac1f5474b3a53ce51b646811afc10853e54034a074d6294cf8209d99f6d60fa5a022d6d8f8d1ad9ab053dd4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblG:zCsanOtEvwDpjl
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 2024-05-23_268b2c03a0110da81d8b6f6294fe406b_cryptolocker
Files
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2024-05-23_268b2c03a0110da81d8b6f6294fe406b_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