Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_73586d550d038389878aa080a0d0b2dd_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-30_73586d550d038389878aa080a0d0b2dd_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_73586d550d038389878aa080a0d0b2dd_cryptolocker
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Size
47KB
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MD5
73586d550d038389878aa080a0d0b2dd
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SHA1
d1c777f8a36e917b6f85b48017aa2cedb370b616
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SHA256
39de80b3cbe0f786e28445b6ff4b3b0bf54e5b44779f8b6f4ff1c89ebd10fdd1
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SHA512
afd36539c12749d74ad532522ef00850c0f85aee645afb968c48cb22feb0eff8d8cdbb0a12fd560b1a40eb76e8cb300f7a9eea4cea231e6d5a843bc311490808
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaRh+E6:xj+VGMOtEvwDpjy+TRh+E6
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 2024-04-30_73586d550d038389878aa080a0d0b2dd_cryptolocker
Files
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2024-04-30_73586d550d038389878aa080a0d0b2dd_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