Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_d7e183bf754866bdeb540735f3ec6db2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_d7e183bf754866bdeb540735f3ec6db2_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-23_d7e183bf754866bdeb540735f3ec6db2_cryptolocker
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Size
60KB
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MD5
d7e183bf754866bdeb540735f3ec6db2
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SHA1
dedcef782e6533f56f8464d6ba0c28990160d8a5
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SHA256
f9afdc717f0c1b05e918879b78fcb84f9645c0922596f0fe8db7b48ae787a521
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SHA512
d41fde803dadf39677e4702bcc9b064241017d4cb0eed91ad4232d7fdc6791f07b403ecbb7f8b90bc40edbc00d3870266dcd81d4e8da6fe2b66b1c0093405481
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFwDd2:xj+VGMOtEvwDpjubEgywU
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 2024-01-23_d7e183bf754866bdeb540735f3ec6db2_cryptolocker
Files
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2024-01-23_d7e183bf754866bdeb540735f3ec6db2_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