Behavioral task
behavioral1
Sample
2024-02-03_e2aaebbeccf59660e4173dc20b8821b3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_e2aaebbeccf59660e4173dc20b8821b3_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_e2aaebbeccf59660e4173dc20b8821b3_cryptolocker
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Size
64KB
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MD5
e2aaebbeccf59660e4173dc20b8821b3
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SHA1
fad541cda85cbfd75e4807ca2c53de2bc778b60f
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SHA256
b8e5d63ab7a57517435c3996bdf741488ee3cd712e33bb6cd1102e70ad19b4a0
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SHA512
5c8bacdf45b2746ba54beba0f9509b24c6e90c6b6747ff2ea0262ccf05e4a5e74c72b54560c8e5b195d58318f58456a164c6b4a4dc77375f79f78accbe3a43c8
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1F9:T6a+rdOOtEvwDpjNd
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 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-03_e2aaebbeccf59660e4173dc20b8821b3_cryptolocker
Files
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2024-02-03_e2aaebbeccf59660e4173dc20b8821b3_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
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_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