Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_b956bf6fa7affe1b21ba45408879cab3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_b956bf6fa7affe1b21ba45408879cab3_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_b956bf6fa7affe1b21ba45408879cab3_cryptolocker
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Size
57KB
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MD5
b956bf6fa7affe1b21ba45408879cab3
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SHA1
9da6f61c719792b39c7b077e3cd06652632a099c
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SHA256
045e15c6690f8e5084b15cf9378fb5ba0f042bb02a38c20a5716922246c122c4
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SHA512
230a1f1bd22dc85a72ac67598dc8b654fa2c73d7ec803ae977f1178ae0b98e0a31c2b699b2d342e9b7b97bb43f9056376070eff6b12a0409c5cc9914ec2b1e66
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFwEN:xj+VGMOtEvwDpjubEgywEN
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 2024-02-18_b956bf6fa7affe1b21ba45408879cab3_cryptolocker
Files
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2024-02-18_b956bf6fa7affe1b21ba45408879cab3_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