Static task
static1
Behavioral task
behavioral1
Sample
2024-01-18_893fa598a5f490dc78a98d3a605c1a2d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-18_893fa598a5f490dc78a98d3a605c1a2d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_893fa598a5f490dc78a98d3a605c1a2d_cryptolocker
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Size
59KB
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MD5
893fa598a5f490dc78a98d3a605c1a2d
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SHA1
28883b521b85a77623a2d3a25c62c1596f0e45f7
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SHA256
2efa9805e3d13ed2967bf0cba7a3072d0d7eb64b0e7c858b47140df5362dc959
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SHA512
fbc9dd825ae55098339f657099c7dd39247f10c32176bcf8157c942f19e64a3993c9094c6509261f7f1285aace5ebe58bf4fa11836e6f7b21775caa6ab9a0bdb
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFwDJ:xj+VGMOtEvwDpjubEgywV
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 2024-01-18_893fa598a5f490dc78a98d3a605c1a2d_cryptolocker
Files
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2024-01-18_893fa598a5f490dc78a98d3a605c1a2d_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