Behavioral task
behavioral1
Sample
2024-04-10_3a1fe99adf29752d0a444eaedf1c5450_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-10_3a1fe99adf29752d0a444eaedf1c5450_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_3a1fe99adf29752d0a444eaedf1c5450_cryptolocker
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Size
54KB
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MD5
3a1fe99adf29752d0a444eaedf1c5450
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SHA1
aff6388953d3f3777c0d88d79e32198e9a312f7e
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SHA256
3ce9a090976ad4a89b4840c2de804b49ca53144590550e1b1d51e42521a6a7eb
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SHA512
d36f55a71d00c26e8ceec55609f6656d7664a071f2951bc178eb7a6e868a20fa9a9f4b9130b521616720580915aa63a4c810a0495a028de90a3b82a2db3b6c00
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgCU:bP9g/xtCS3Dxx0QU
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 2024-04-10_3a1fe99adf29752d0a444eaedf1c5450_cryptolocker
Files
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2024-04-10_3a1fe99adf29752d0a444eaedf1c5450_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