Static task
static1
Behavioral task
behavioral1
Sample
2024-05-27_bbf836fea0147d2460eb0d6dc5e7ff0f_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-27_bbf836fea0147d2460eb0d6dc5e7ff0f_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-27_bbf836fea0147d2460eb0d6dc5e7ff0f_cryptolocker
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Size
42KB
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MD5
bbf836fea0147d2460eb0d6dc5e7ff0f
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SHA1
dc8d0f3430b1c944638b8bf317a873bd1b05c25b
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SHA256
00625c3ebaa1e10854035a5c4d59fdbb1cec6b79df8afddf853bc3fcae723964
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SHA512
a9c5a1b24e78818db1a6fdda2d38d4f244635770ca8771b3404706be481efc9d935b3f91698298f1c4b60d0fcd1d1ede3008d6dbaca520a93a4605e925ed9822
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/agE:6j+1NMOtEvwDpjrRtE
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 2024-05-27_bbf836fea0147d2460eb0d6dc5e7ff0f_cryptolocker
Files
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2024-05-27_bbf836fea0147d2460eb0d6dc5e7ff0f_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