Behavioral task
behavioral1
Sample
2024-02-04_9436349fe4a40bff6a221b30791a0df4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_9436349fe4a40bff6a221b30791a0df4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_9436349fe4a40bff6a221b30791a0df4_cryptolocker
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Size
82KB
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MD5
9436349fe4a40bff6a221b30791a0df4
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SHA1
259e1a2e19493c4f06293b5da7dacd12b86b6148
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SHA256
db2c4148ba2dbdadae5967c3e29a1e52cdfb6324361d1d30a95b014a3f92206e
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SHA512
f39e82f8098b9a2069d3d5fc728033cad321cacec567b8b064139f43f625eab6872550881b4878828aefd384634f22f2ce075db249f499606bfded92e83044d9
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1nP: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 2024-02-04_9436349fe4a40bff6a221b30791a0df4_cryptolocker
Files
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2024-02-04_9436349fe4a40bff6a221b30791a0df4_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