Behavioral task
behavioral1
Sample
2024-06-04_90b6f42c383fa68c5c4c2ff9e3ecf34a_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-04_90b6f42c383fa68c5c4c2ff9e3ecf34a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-04_90b6f42c383fa68c5c4c2ff9e3ecf34a_cryptolocker
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Size
60KB
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MD5
90b6f42c383fa68c5c4c2ff9e3ecf34a
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SHA1
ec0fdb17761d7646fa064c224eb52eacb09e707d
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SHA256
1a59d1ff0ab0b15071c656065c21836849afb48bd64c0d32ea3d0021d22871a1
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SHA512
4299a12b1faae6e468fe37138ceef64304eb4e343f08987e6ea999e152a862c68759144fb718105b150a24889b6cfb5d99da44d8005430dbd0a3beedb6bf7593
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pgYi:H6QFElP6n+gou9cvMOtEvwDpjCpVX2
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 2024-06-04_90b6f42c383fa68c5c4c2ff9e3ecf34a_cryptolocker
Files
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2024-06-04_90b6f42c383fa68c5c4c2ff9e3ecf34a_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: 11KB - 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