Static task
static1
Behavioral task
behavioral1
Sample
2024-04-17_a3cafefcfb0dd5e95b24ce9f34af1386_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_a3cafefcfb0dd5e95b24ce9f34af1386_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_a3cafefcfb0dd5e95b24ce9f34af1386_cryptolocker
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Size
50KB
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MD5
a3cafefcfb0dd5e95b24ce9f34af1386
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SHA1
705087f7d40b97c902d1f3edb4175b0195bdb8c1
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SHA256
519bdd05ec792f25c7b1ad111eb77963ffbf7f7fcb42b1a913821c29255d35df
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SHA512
0f9a92528da456172ee3c7f8c4809e13a3fddc6acc3e6d93f597ee6e81ab7e99e70e039610e80d5decd0cfd2380792dc4a5a13866c4fa4552c24d56044c8e5bf
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPhqlcnvhx5/xFRHns:6j+1NMOtEvwDpjr8hhX9s
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 2024-04-17_a3cafefcfb0dd5e95b24ce9f34af1386_cryptolocker
Files
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2024-04-17_a3cafefcfb0dd5e95b24ce9f34af1386_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