Behavioral task
behavioral1
Sample
2024-02-22_474827f58d57f53386dfcc25db2a4f32_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_474827f58d57f53386dfcc25db2a4f32_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_474827f58d57f53386dfcc25db2a4f32_cryptolocker
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Size
58KB
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MD5
474827f58d57f53386dfcc25db2a4f32
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SHA1
f0476cd1ae1e56468dcec4eccb02767a9016de5a
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SHA256
e50c664ca7b1e84281ab465eecebbfc7b3a63b40e151d2c337a36789bff609b1
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SHA512
abe4a1332cb94277ba5af276199258dd854d74653e0bf70f22efb9ebf03300f5ddfc08d7d0370c9f6eb5bb7686f606211e325b4fd1787b1376635d3b0ace22bd
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appOq0r77:z6QFElP6n+gKmddpMOtEvwDpj9aYalg
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 2024-02-22_474827f58d57f53386dfcc25db2a4f32_cryptolocker
Files
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2024-02-22_474827f58d57f53386dfcc25db2a4f32_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