Static task
static1
Behavioral task
behavioral1
Sample
2024-03-19_77a00c2a2f2aaa7dbddaedde86bc3412_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-03-19_77a00c2a2f2aaa7dbddaedde86bc3412_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_77a00c2a2f2aaa7dbddaedde86bc3412_cryptolocker
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Size
101KB
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MD5
77a00c2a2f2aaa7dbddaedde86bc3412
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SHA1
bad4e795c886a5a3cac604506ae30e4b6016fd76
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SHA256
1ef876ecc77404a938c65b3f1be3ef84f60830a6096b3f5eefa20811940ef959
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SHA512
aff37520a89fd8079bb79bdd77481e6ee59ff3fe079d42f67e3ced4d11e759ba5b7db49338c49da2bf9db3a0acad1e5205ff1e2cf71c9240b728b13c2f88cdb6
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2QfF:xj+VGMOtEvwDpjubwQEIiVmkxv/cF
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 2024-03-19_77a00c2a2f2aaa7dbddaedde86bc3412_cryptolocker
Files
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2024-03-19_77a00c2a2f2aaa7dbddaedde86bc3412_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