Static task
static1
Behavioral task
behavioral1
Sample
2024-03-05_5c43790bcc8b28275d4cc36f7c5881a0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_5c43790bcc8b28275d4cc36f7c5881a0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_5c43790bcc8b28275d4cc36f7c5881a0_cryptolocker
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Size
94KB
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MD5
5c43790bcc8b28275d4cc36f7c5881a0
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SHA1
5890d020d85e493de9d2ea753e9008b97de9b423
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SHA256
fbac36a975a04a74a7e759e5fdb7acc02dcb904f5eb0c30f5ad9a16eb6769c6a
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SHA512
7634ded214d720c565282d0c6071333f7247d0056a2f00e4bf63ddfbda7a27beef9b0d4b6b2545a245365a19045850f4b60b9df02e3071731719e4a978998510
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJ3a:xj+VGMOtEvwDpjubwQEIiVmkG
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 2024-03-05_5c43790bcc8b28275d4cc36f7c5881a0_cryptolocker
Files
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2024-03-05_5c43790bcc8b28275d4cc36f7c5881a0_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