Static task
static1
Behavioral task
behavioral1
Sample
2024-04-11_a41321bbaa6d5eb667c8e2d90ed9e5dc_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-11_a41321bbaa6d5eb667c8e2d90ed9e5dc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_a41321bbaa6d5eb667c8e2d90ed9e5dc_cryptolocker
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Size
47KB
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MD5
a41321bbaa6d5eb667c8e2d90ed9e5dc
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SHA1
d94fb252f52881b05951a73500584124305fbb77
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SHA256
fae76d02b009bead7c879cdc1a022139517965e0b75b8ab8637fabb620af72a8
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SHA512
1df854eef0ae21782e6d81a38ea008f09075b8add83a921c3a4d0cedf77538172f368bdea77cf2fe5caccb504773d8c2dbebab508bfec929852b7a805d328dbc
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaRNq:xj+VGMOtEvwDpjy+TRNq
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 2024-04-11_a41321bbaa6d5eb667c8e2d90ed9e5dc_cryptolocker
Files
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2024-04-11_a41321bbaa6d5eb667c8e2d90ed9e5dc_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