Behavioral task
behavioral1
Sample
2024-05-23_d33d0ff508c0edf35403365e09c8e72d_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-23_d33d0ff508c0edf35403365e09c8e72d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_d33d0ff508c0edf35403365e09c8e72d_cryptolocker
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Size
60KB
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MD5
d33d0ff508c0edf35403365e09c8e72d
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SHA1
50e4697aef694d41fed48d2817f4e71fa2b3e085
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SHA256
6a6f6cf3d1d15926a0e9a8c70137d33b1d27115db2798613a49e0e37a699ffda
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SHA512
0e20021ffd389b0572c6ae753b120c19d976c16405b2c3a64f2d3964105476b17cb97ab4bbf2fdfba3b4b5f569401d0b7027ebd725bcaf1d04ac77406d8b3c03
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pU:H6QFElP6n+gou9cvMOtEvwDpjCpVXG
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_d33d0ff508c0edf35403365e09c8e72d_cryptolocker
Files
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2024-05-23_d33d0ff508c0edf35403365e09c8e72d_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: 11KB - 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