Behavioral task
behavioral1
Sample
2024-05-24_e9781b6c43cd40c183082c3d1cdf0840_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-24_e9781b6c43cd40c183082c3d1cdf0840_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-24_e9781b6c43cd40c183082c3d1cdf0840_cryptolocker
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Size
56KB
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MD5
e9781b6c43cd40c183082c3d1cdf0840
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SHA1
3bfee179382db8c21881893c27550c08f32275bc
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SHA256
e86c6ce2124331bde06db70e866368ab5c525a3cf5a61964edaab82b0daa1658
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SHA512
c5b214ca2aab3db5bd82cec80db21eed782df6394179a88586dd0d9784d4a2f9046aed178d3d81efbff1d78b9c9e18340d44459b0ed70d5f7226c041bba6a2b7
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlZ:bP9g/xtCS3Dxx0u
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-24_e9781b6c43cd40c183082c3d1cdf0840_cryptolocker
Files
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2024-05-24_e9781b6c43cd40c183082c3d1cdf0840_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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