Behavioral task
behavioral1
Sample
2024-04-24_39a0b7c53f99bfb8422cb1adc7ec50d3_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-24_39a0b7c53f99bfb8422cb1adc7ec50d3_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_39a0b7c53f99bfb8422cb1adc7ec50d3_cryptolocker
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Size
65KB
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MD5
39a0b7c53f99bfb8422cb1adc7ec50d3
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SHA1
fcce9f6978128ae798a46f5b13437712cdbe8d24
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SHA256
97c63dc7d590a12779454dc801235fac75b0421c50ec1355cf82656c3e2b2b62
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SHA512
387d24005698576d5c6c4adb66f455fc61b5da03e936b1e8ec46fdf86b0ba2ad3c4d79bf4314ed94c54e1e19f33c0afceea296d91c29cb4944b304b8ae099fd7
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDyZ:1nK6a+qdOOtEvwDpjO
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 2024-04-24_39a0b7c53f99bfb8422cb1adc7ec50d3_cryptolocker
Files
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2024-04-24_39a0b7c53f99bfb8422cb1adc7ec50d3_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE