Behavioral task
behavioral1
Sample
2024-05-12_54775b6744de4d483e8d3f13fe4cf1bc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-12_54775b6744de4d483e8d3f13fe4cf1bc_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-12_54775b6744de4d483e8d3f13fe4cf1bc_cryptolocker
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Size
52KB
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MD5
54775b6744de4d483e8d3f13fe4cf1bc
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SHA1
261142b436e27855dcac9d98b13c95877bc096a0
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SHA256
cbdcaf35f69246b797fd31ed55c5e1356b0bc788ca3d83ae4bfb56f8addf4615
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SHA512
ade102a485586b08e290707f37443b9846d7501dad15880760b8a320a1166d2b0c5cf270f5e30af8e6fb64340d201417b1be8c73956a3f939f3acd8b66f6c4d1
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO7:z6QFElP6n+gKmddpMOtEvwDpj31i7
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 2024-05-12_54775b6744de4d483e8d3f13fe4cf1bc_cryptolocker
Files
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2024-05-12_54775b6744de4d483e8d3f13fe4cf1bc_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_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