Behavioral task
behavioral1
Sample
2024-02-22_74d6b765c984fdbaa7a14b8157165223_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_74d6b765c984fdbaa7a14b8157165223_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_74d6b765c984fdbaa7a14b8157165223_cryptolocker
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Size
83KB
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MD5
74d6b765c984fdbaa7a14b8157165223
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SHA1
67d71006c22daa7da1581fa6192d300396b3d727
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SHA256
50bb048e9ff180f43b92ade66b82430e15906c7926855b64827b391f917b22df
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SHA512
7c4ef23f146b49d256a8f2eb7d08360165de3ab7b490f5181b12e42a0d3c5c45e84e7d3c4d478bdb6c4db02d7c3539c49a88eae0764bbc8b2fef16adcc23d3e9
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1v:zCsanOtEvwDpj1
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 2024-02-22_74d6b765c984fdbaa7a14b8157165223_cryptolocker
Files
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2024-02-22_74d6b765c984fdbaa7a14b8157165223_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