Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_40003aca9cc529dfc444b89f4a3f262d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_40003aca9cc529dfc444b89f4a3f262d_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_40003aca9cc529dfc444b89f4a3f262d_cryptolocker
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Size
100KB
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MD5
40003aca9cc529dfc444b89f4a3f262d
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SHA1
03342bb79220ceda272a3cc64033cded1069a62d
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SHA256
911a450c68f4d3806c56e0da6bf022a0d5570fcf36c6197f195328c919ee8b79
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SHA512
f655ef489431df6b1c76a6cba2c36080aa4385535e37b0b82a137e3a155849797571baa9a603727a31107822e0c1b4d58d58d29c35b94d6e01d534a4a412a330
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2I:xj+VGMOtEvwDpjubwQEIiVmkxv/8
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 2024-01-28_40003aca9cc529dfc444b89f4a3f262d_cryptolocker
Files
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2024-01-28_40003aca9cc529dfc444b89f4a3f262d_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