Behavioral task
behavioral1
Sample
2024-06-13_bd3ef415bdc4854b1020a961a2834179_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-13_bd3ef415bdc4854b1020a961a2834179_cryptolocker.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-13_bd3ef415bdc4854b1020a961a2834179_cryptolocker
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Size
57KB
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MD5
bd3ef415bdc4854b1020a961a2834179
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SHA1
3406a479944a1044c95ceeabab754b640a99805d
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SHA256
fc671c9735eb88de06fb1be30b1ca57621c0f956f9f1307b63fd602dd352b584
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SHA512
c9d01659d008d2c9b09460c9c2fa0303bee8f70c3a2291a636d054ae0632dca796d2a6b54fbb1558eacf596751504eae9fb70b49691a7aedb360916330befce8
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlA:bP9g/xtCS3Dxx0z
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 2024-06-13_bd3ef415bdc4854b1020a961a2834179_cryptolocker
Files
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2024-06-13_bd3ef415bdc4854b1020a961a2834179_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