Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_fc1e5273ca9a9c3a95342901f39d157a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_fc1e5273ca9a9c3a95342901f39d157a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-19_fc1e5273ca9a9c3a95342901f39d157a_cryptolocker
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Size
56KB
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MD5
fc1e5273ca9a9c3a95342901f39d157a
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SHA1
841e9d21d9f7448d3d68c26a51df565041c87531
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SHA256
dcb323cdbd0b000acede50607261bc64afec428be5b8d60556e9fdd5c565e68f
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SHA512
03361bf0b17ce2678baaeca4c779d1f94891eaf20139173003107b7e0ce413e2579a4a8f56cca936e23dc27270c2feafc39c4b7a87c33472e2fbb6cde6a109c1
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbP/0GgOiI6:xj+VGMOtEvwDpjubXdgOr6
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 2024-02-19_fc1e5273ca9a9c3a95342901f39d157a_cryptolocker
Files
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2024-02-19_fc1e5273ca9a9c3a95342901f39d157a_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