Behavioral task
behavioral1
Sample
2024-04-23_83be89bad1b9a16fa5c3b611d2b7d850_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_83be89bad1b9a16fa5c3b611d2b7d850_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_83be89bad1b9a16fa5c3b611d2b7d850_cryptolocker
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Size
80KB
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MD5
83be89bad1b9a16fa5c3b611d2b7d850
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SHA1
be940c3f0f18a5d2cf63be47232042dd333ac606
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SHA256
1221dcc5b04b3987e6344558d246157cecd80e91f76411862c7fc263a91c16a7
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SHA512
d31af51cf77f77d69759f4d508ab493011af2c1d92116f7e5be2230a76998da7dbab890677e983667141dd908b23452774a93a17578804a8e455643a9eb9340e
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q6:zCsanOtEvwDpjm
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 2024-04-23_83be89bad1b9a16fa5c3b611d2b7d850_cryptolocker
Files
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2024-04-23_83be89bad1b9a16fa5c3b611d2b7d850_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