Behavioral task
behavioral1
Sample
2024-03-11_4ada1b38bc2dcc6c88af9ae087e82b7c_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-11_4ada1b38bc2dcc6c88af9ae087e82b7c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_4ada1b38bc2dcc6c88af9ae087e82b7c_cryptolocker
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Size
61KB
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MD5
4ada1b38bc2dcc6c88af9ae087e82b7c
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SHA1
a595c72e391b82754906c197a3f0cac43ab29b50
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SHA256
53e57001370bbf8903ac2491f3d18fbac347ab535d2777dc63852863201493a6
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SHA512
342810d5eef7e9be24031aa026a8b2c5f03ff8a005a01e1dcd9d9f31f04b6c91168a1edd135c737be11f293b33307d6deb9155a8fcf2935d4b0660632e63745f
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J59A:T6QFElP6n+gxmddpMOtEvwDpjwa39A
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 2024-03-11_4ada1b38bc2dcc6c88af9ae087e82b7c_cryptolocker
Files
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2024-03-11_4ada1b38bc2dcc6c88af9ae087e82b7c_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