Behavioral task
behavioral1
Sample
2024-06-04_2ef534d2d5d2ebcad66cd81adb5c6a52_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-04_2ef534d2d5d2ebcad66cd81adb5c6a52_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-04_2ef534d2d5d2ebcad66cd81adb5c6a52_cryptolocker
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Size
80KB
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MD5
2ef534d2d5d2ebcad66cd81adb5c6a52
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SHA1
26822b1712c0d8336b863e3ff60f8dfeaab4bbc6
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SHA256
274677572b8752d99a7b6fd2216f809e7e3e1e47ee9c24f650b86b7565fa27b5
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SHA512
44a74d4ab775423a8ca82955b31d93a556bf3fde69849b7c839be7864b7951bacba86c529d92bc39040f3dcf66003333d54c77bf256084016b8ebce74285cf50
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1/:T6a+rdOOtEvwDpjNtHPE
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 2024-06-04_2ef534d2d5d2ebcad66cd81adb5c6a52_cryptolocker
Files
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2024-06-04_2ef534d2d5d2ebcad66cd81adb5c6a52_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