Behavioral task
behavioral1
Sample
2024-04-30_586e98d0b7139105fdaacc61eb0e3cbb_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-30_586e98d0b7139105fdaacc61eb0e3cbb_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_586e98d0b7139105fdaacc61eb0e3cbb_cryptolocker
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Size
60KB
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MD5
586e98d0b7139105fdaacc61eb0e3cbb
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SHA1
a4d3928fdb70ffe5304ae685429330f8fb5c7d0e
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SHA256
3d6e11a5d4ff5bfaef7d1b1b7d7fce6fc352bac7eb6a827cb878f90f51a89169
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SHA512
a11196bf030e605ae7a4c5252ff7fb814f621b246b8d201ef75b2da90227dd3aceeeba5c2ea947b011ecb4f63f0d8de61e429c4f67608a2ed875fb9895a48a8b
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appj:z6QFElP6n+gKmddpMOtEvwDpj9aYaT
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 2024-04-30_586e98d0b7139105fdaacc61eb0e3cbb_cryptolocker
Files
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2024-04-30_586e98d0b7139105fdaacc61eb0e3cbb_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