Behavioral task
behavioral1
Sample
2024-02-19_249852cd8dc07b4773c9c7f1ce439081_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_249852cd8dc07b4773c9c7f1ce439081_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_249852cd8dc07b4773c9c7f1ce439081_cryptolocker
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Size
81KB
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MD5
249852cd8dc07b4773c9c7f1ce439081
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SHA1
55c53f9daa0a30e2b778f541cd6a9a25a221cbbf
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SHA256
e30ab2e8c23d2b6a05fc741689abc2d93fab81ef9a0293e49a29fb87314077dc
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SHA512
bce99f8399e4fa7c83ae17cbc490133115a2d0a77f17638e3ab428095a8e881dee73cc736c8993485d02845510c60686594d872ac9109ea977fec672deb14831
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0V:T6a+rdOOtEvwDpjNt+
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 2024-02-19_249852cd8dc07b4773c9c7f1ce439081_cryptolocker
Files
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2024-02-19_249852cd8dc07b4773c9c7f1ce439081_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