Behavioral task
behavioral1
Sample
2024-03-15_30ebd9b46d11133e9d0a97c2d97f0999_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-15_30ebd9b46d11133e9d0a97c2d97f0999_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_30ebd9b46d11133e9d0a97c2d97f0999_cryptolocker
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Size
58KB
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MD5
30ebd9b46d11133e9d0a97c2d97f0999
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SHA1
acd2b68de5fddda212ec361cb166677e852b7b24
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SHA256
ae3aa33eabaee0828f32d0129e2ac1a579afa14f2bf071abfeeafcb8b61d3daa
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SHA512
e19257485a78c89b4eebaba73e5e98644664f52c778a31a4d8dec9afb3b6befe42878d13e5c1adcab4d6320848deacdef1467426b347c53c6461caae2f40bbcb
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5app167:z6QFElP6n+gKmddpMOtEvwDpj9aYaI
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 2024-03-15_30ebd9b46d11133e9d0a97c2d97f0999_cryptolocker
Files
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2024-03-15_30ebd9b46d11133e9d0a97c2d97f0999_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