Behavioral task
behavioral1
Sample
2024-03-14_66305d41e29c4cb5d4d0f4ae7ced7e55_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-14_66305d41e29c4cb5d4d0f4ae7ced7e55_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_66305d41e29c4cb5d4d0f4ae7ced7e55_cryptolocker
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Size
73KB
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MD5
66305d41e29c4cb5d4d0f4ae7ced7e55
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SHA1
81a9b5232d928843fe4e60da8f7f95f1abfc0b8f
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SHA256
cf1001ea30de80526fb080400fb96f35fb26a885a1c8dd1ccaea53b38b1380ac
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SHA512
1356215df699a471e879c052e50363d0f8a55498c191465e7fc817a6867503804c6474229359150f1df51fc453dde578a8b23f9143cda90effa9503ea1d47553
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxX:T6a+rdOOtEvwDpjNtHPw
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 2024-03-14_66305d41e29c4cb5d4d0f4ae7ced7e55_cryptolocker
Files
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2024-03-14_66305d41e29c4cb5d4d0f4ae7ced7e55_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