Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_99f63d00174213160ff7c7d059df38c7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_99f63d00174213160ff7c7d059df38c7_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_99f63d00174213160ff7c7d059df38c7_cryptolocker
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Size
55KB
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MD5
99f63d00174213160ff7c7d059df38c7
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SHA1
d4b5d42a012028740c64d4aa53a8fbb2282b6dfb
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SHA256
2fecd761efdc65112910441d6d93bdbb50f9b5f5480b58ff7e6c3b054e753097
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SHA512
cfba793d2ebbbd8a3fd6f72f78e2163b3a457bff86cd6794ba7dff9a73db11920da4de131f50a1c0e14fc3f9dd9e19b6d915ab65fe980a73a0a0cd3558949e11
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbP/0GgFE:xj+VGMOtEvwDpjubXdgK
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 2024-02-22_99f63d00174213160ff7c7d059df38c7_cryptolocker
Files
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2024-02-22_99f63d00174213160ff7c7d059df38c7_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