Behavioral task
behavioral1
Sample
2024-08-29_1855b589c57a7fcdce1c9651401b3c27_cryptolocker.exe
Resource
win7-20240705-en
General
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Target
2024-08-29_1855b589c57a7fcdce1c9651401b3c27_cryptolocker
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Size
90KB
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MD5
1855b589c57a7fcdce1c9651401b3c27
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SHA1
7feafd0825c01f32f5af36ddbec14aca9068951b
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SHA256
e8a4eff37b910b7dd97af60d39da627f3ae8dacdc0c834892f7ecffb33707e60
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SHA512
65e685d718d94189942c63d256abab0cca2ca37e94c9631f4dd9e99adbd679c3bc621b7e40f042b3a9305045cc4bd5cca1f3d5f484a569dda86bdfc7d087a991
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAK:n6a+1SEOtEvwDpjYYvQd2PK
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-29_1855b589c57a7fcdce1c9651401b3c27_cryptolocker
Files
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2024-08-29_1855b589c57a7fcdce1c9651401b3c27_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: 11KB - 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