Behavioral task
behavioral1
Sample
2024-03-05_478a4e49948bc1c89562dd3d2e5be889_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_478a4e49948bc1c89562dd3d2e5be889_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_478a4e49948bc1c89562dd3d2e5be889_cryptolocker
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Size
91KB
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MD5
478a4e49948bc1c89562dd3d2e5be889
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SHA1
a60052f0bb13890333a0c84c111ea0d4341d0be4
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SHA256
85d14a9d62f649b5ac80c874ab185dcc7104ba3d59778428be7344535578d451
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SHA512
722a5978cc456e6dec4b2e744f0a857b179b11279f0b100246d2cad74d3eeefd18f877c3077696aa8f237f42fa4a8574b1604dc63fe7cc05c2476f4e97215822
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87FLq:zCsanOtEvwDpjY
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 2024-03-05_478a4e49948bc1c89562dd3d2e5be889_cryptolocker
Files
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2024-03-05_478a4e49948bc1c89562dd3d2e5be889_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