Static task
static1
Behavioral task
behavioral1
Sample
2024-05-26_fc3d7db16c98a23cd8af492ea4b86f88_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-26_fc3d7db16c98a23cd8af492ea4b86f88_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-26_fc3d7db16c98a23cd8af492ea4b86f88_cryptolocker
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Size
97KB
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MD5
fc3d7db16c98a23cd8af492ea4b86f88
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SHA1
833fc884050d31073fa1df707e7734f8fb1b4350
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SHA256
42e23d2c456e80fa18d66484172dec167fe75570aa1e3a0e04f82b187d95116d
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SHA512
654884a1e507a60bd9a5d235eb0b92463d9718b7b678dc9143cbc3d72af66f9431d34a3046401f641ac440b1b4c9764e3741e1136ff97f91503b79912658fe6a
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJyqd5:xj+VGMOtEvwDpjubwQEIiVmkuqz
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-26_fc3d7db16c98a23cd8af492ea4b86f88_cryptolocker
Files
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2024-05-26_fc3d7db16c98a23cd8af492ea4b86f88_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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