Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_4b84424dcdeb22b0ad3887d2898d60f5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_4b84424dcdeb22b0ad3887d2898d60f5_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_4b84424dcdeb22b0ad3887d2898d60f5_cryptolocker
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Size
63KB
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MD5
4b84424dcdeb22b0ad3887d2898d60f5
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SHA1
fc6c5628ac7513fed94453b0d0f022d9c2823fc1
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SHA256
cc6fda40d8d3d4a28f46623e45cf0d7806c45173e44cac59d6cad0f892e5b214
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SHA512
cfb39e7a8940329789009f0b081391401605ff57623e83518ecc28a2071f6663ba8bf02ec7877045c1cc398aa35c68ac1c4233059d1b1f3cda03ebc0d538b85c
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGEpEhhaUlPIE:6j+1NMOtEvwDpjr8ox8UDEpuha8PIE
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 2024-01-26_4b84424dcdeb22b0ad3887d2898d60f5_cryptolocker
Files
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2024-01-26_4b84424dcdeb22b0ad3887d2898d60f5_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: 11KB - 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