Behavioral task
behavioral1
Sample
2024-05-12_ecd5da22e28e9f052bce5f7727224e46_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-12_ecd5da22e28e9f052bce5f7727224e46_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-12_ecd5da22e28e9f052bce5f7727224e46_cryptolocker
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Size
50KB
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MD5
ecd5da22e28e9f052bce5f7727224e46
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SHA1
299e35adfa8fb0c211c73d6535b6899013dd4016
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SHA256
83457dd2f114e3060e5c489acd1201cb73266fd5a256c44f6929a6533d5ab37d
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SHA512
86049e36e2ce7aee6250796497e9157f0708c74147abcdb91eaf7b323c9fa18c027960fc04a241762f6574e6fe056a48e05cd93301c22525e3bf2b28fbf7e1f0
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtXX:bODOw9acifAoc+vXX
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-12_ecd5da22e28e9f052bce5f7727224e46_cryptolocker
Files
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2024-05-12_ecd5da22e28e9f052bce5f7727224e46_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
UPX0 Size: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
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