Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_3d91911b0e2dab8504dffd67618bbc95_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-28_3d91911b0e2dab8504dffd67618bbc95_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_3d91911b0e2dab8504dffd67618bbc95_cryptolocker
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Size
39KB
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MD5
3d91911b0e2dab8504dffd67618bbc95
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SHA1
d39f90e5dcb9f51bb62f70a0a87a7fdd793519b2
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SHA256
45f145c2f6987f82525aac8007762251d0c55f1e6ba8433a118a6e72345c9795
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SHA512
e878e6a299a3f94df26a1dc4d73756b264583020b3f3b6d51188d3678f820f0ad75e35d52a34c39ba6f063081045f6ca44b8809c7d4de1cf9aceca8e14bee5cd
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SSDEEP
384:60VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26aIIcVRYpetOOtEvwDpjqIGRmdHzOOs:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/a
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 2024-01-28_3d91911b0e2dab8504dffd67618bbc95_cryptolocker
Files
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2024-01-28_3d91911b0e2dab8504dffd67618bbc95_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: 11KB - Virtual size: 12KB
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