Behavioral task
behavioral1
Sample
2024-05-04_16a270b7a02783fd8880df84d13e8e68_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-04_16a270b7a02783fd8880df84d13e8e68_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-04_16a270b7a02783fd8880df84d13e8e68_cryptolocker
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Size
55KB
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MD5
16a270b7a02783fd8880df84d13e8e68
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SHA1
7b7bad18eda5d94462415cea192c0f29a5d4413d
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SHA256
80958e299e9ce0684f172f794a00f520fcd302cca75b9940e3ad95b8aed9bd8b
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SHA512
d0167d81987d8b793f600606ee3d40e3817a1c8b96abf94f2980ce5c2f08385ca2d52592e2e63c2eeb70642b81d68f92cae3fd39a565ecde99d3e76934c1932f
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNN:bP9g/xtCS3Dxx06
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 2024-05-04_16a270b7a02783fd8880df84d13e8e68_cryptolocker
Files
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2024-05-04_16a270b7a02783fd8880df84d13e8e68_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