Behavioral task
behavioral1
Sample
2024-05-22_c8c8c3cf029cc8eb716e98671dbe6f62_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-22_c8c8c3cf029cc8eb716e98671dbe6f62_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_c8c8c3cf029cc8eb716e98671dbe6f62_cryptolocker
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Size
78KB
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MD5
c8c8c3cf029cc8eb716e98671dbe6f62
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SHA1
504275f23ed171a89398b0f7c75f2797273bf7fc
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SHA256
3662b7f2684f54ef29cd16b2feb8c2aeacd4287dc91787164f6df00386e7a0b2
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SHA512
8e64e7cb5d968889cdcc925cd3aaf20afa37a191b3facd09bf7af57a32cfcb86a9ff758b3daa23c5cf3a5d1a99dfe21d3ec200d5be1617f081f3194907428ea0
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxN:T6a+rdOOtEvwDpjNtHPm
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 2024-05-22_c8c8c3cf029cc8eb716e98671dbe6f62_cryptolocker
Files
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2024-05-22_c8c8c3cf029cc8eb716e98671dbe6f62_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_CODE
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