Static task
static1
Behavioral task
behavioral1
Sample
2024-02-25_f99c865d2e4fe76a3d4dc22517b9cb18_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_f99c865d2e4fe76a3d4dc22517b9cb18_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_f99c865d2e4fe76a3d4dc22517b9cb18_cryptolocker
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Size
96KB
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MD5
f99c865d2e4fe76a3d4dc22517b9cb18
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SHA1
9f7626cceadf56a0dd32bc10e3e8caac211ed764
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SHA256
627a4fe7e39db1dcab6ca91457b06383e92d090e1ef8bb277c9f4b64b5432bf2
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SHA512
9e2597282a5fa6eea8cf0332a2f15cad3a9ecc8eb8d75f4b10f328d92553f4f7b1ae052bf72518cd9ea7c6b7b661ddcfd9538f73034f144f983b272cdfd2fa1e
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJvfT3X:xj+VGMOtEvwDpjubwQEIiVmkfX
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 2024-02-25_f99c865d2e4fe76a3d4dc22517b9cb18_cryptolocker
Files
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2024-02-25_f99c865d2e4fe76a3d4dc22517b9cb18_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