Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_38a35058fa6b94e42470c9be04baf6d7_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-21_38a35058fa6b94e42470c9be04baf6d7_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_38a35058fa6b94e42470c9be04baf6d7_cryptolocker
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Size
101KB
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MD5
38a35058fa6b94e42470c9be04baf6d7
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SHA1
c6be7c0fe73218ea31dc0a984bd8812a15fbe301
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SHA256
ec1b601cdd6c88dd0f62fcd0798d9fff0c02d8a6759e3e496adf455fdb8cd811
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SHA512
2de23adbf8fd2d977eb6a5303d8c340068cc63be20f4d3f2dfdbd21effcd5a8846b8c1336bed844758525ec705460b87f9067bf911bc2772f8185f32bfb97081
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2mwq:xj+VGMOtEvwDpjubwQEIiVmkxv/w
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 2024-02-21_38a35058fa6b94e42470c9be04baf6d7_cryptolocker
Files
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2024-02-21_38a35058fa6b94e42470c9be04baf6d7_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