Static task
static1
Behavioral task
behavioral1
Sample
2024-04-27_b9dc8f1ff7eca0f7734012328acc1e66_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-27_b9dc8f1ff7eca0f7734012328acc1e66_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_b9dc8f1ff7eca0f7734012328acc1e66_cryptolocker
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Size
49KB
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MD5
b9dc8f1ff7eca0f7734012328acc1e66
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SHA1
4ee0f16e8e2a22b0252e757058cf63776628e23f
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SHA256
08c3685cb1a79cdbe5e99895fa51f6a628fb4a2e9ba8cf2c48615548246664aa
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SHA512
4de1517c50ebdca637d68c00cb1032a536ed63d2efd54c8e5e6426cca1c8fb67b256d8593ba7554b4fd41b10b863264e1fedb32ba9f506919026babe6bbc3f7a
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOzRO:xj+VGMOtEvwDpjy+TN4f
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 2024-04-27_b9dc8f1ff7eca0f7734012328acc1e66_cryptolocker
Files
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2024-04-27_b9dc8f1ff7eca0f7734012328acc1e66_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