Behavioral task
behavioral1
Sample
2024-04-11_b34557bbdd1f6e001520cf7157e14f03_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_b34557bbdd1f6e001520cf7157e14f03_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_b34557bbdd1f6e001520cf7157e14f03_cryptolocker
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Size
54KB
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MD5
b34557bbdd1f6e001520cf7157e14f03
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SHA1
c64bdb2c1ddf8000f275b8b34f6f0d62eba15041
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SHA256
5140269e6ef2f1a7e6bf7d79a5a3c04e236af87c7847e37217e7a2e45cc489b3
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SHA512
210072a459191eaeb49b0030b99b32d19cee79cafe748326bb29b006069140830513516b19199cedb27bbd383cb22e572f4c65262a6c83f4eedd664f3972a439
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgCO:bP9g/xtCS3Dxx0QO
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-11_b34557bbdd1f6e001520cf7157e14f03_cryptolocker
Files
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2024-04-11_b34557bbdd1f6e001520cf7157e14f03_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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