Static task
static1
Behavioral task
behavioral1
Sample
2024-03-11_1f9f0e1f8a1c6e7a17df2ee97a5330f5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_1f9f0e1f8a1c6e7a17df2ee97a5330f5_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_1f9f0e1f8a1c6e7a17df2ee97a5330f5_cryptolocker
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Size
103KB
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MD5
1f9f0e1f8a1c6e7a17df2ee97a5330f5
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SHA1
276f05181f8208add458852031e886b8327b7091
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SHA256
fe9343607729c5655c4444c10ee0cba0753abfb6e42ca707cf9a7478061a8c96
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SHA512
1b72f92b1e7ac8e149343e89145386ba6245bc715eca3e918c36cd6b722ee9d409ff4d53ec5d500a92435d043f9fda9f086ab4f9f818f5d52286f2eff971ab27
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2NMbyB:xj+VGMOtEvwDpjubwQEIiVmkxv/myB
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 2024-03-11_1f9f0e1f8a1c6e7a17df2ee97a5330f5_cryptolocker
Files
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2024-03-11_1f9f0e1f8a1c6e7a17df2ee97a5330f5_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