Behavioral task
behavioral1
Sample
2024-05-01_cd299fa8f3a8010e0d158d93fda41172_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-01_cd299fa8f3a8010e0d158d93fda41172_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_cd299fa8f3a8010e0d158d93fda41172_cryptolocker
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Size
40KB
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MD5
cd299fa8f3a8010e0d158d93fda41172
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SHA1
8fabce1deec0da2859f94ecb1c2de0874f9da309
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SHA256
8e8f00125074602ca7367693970dfd2c5fad5456221c4586389165ab87afeb65
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SHA512
11ae3e164dc7e03d037404c56f9e67ff41a97b5c10099a18e3d11a4033566d536676d72a978bdea17cf7454ce194f1ab9df021f956809b326e027946e4525a3e
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKHDW:ba6YcA/Xk3wXFXSqAJHDW
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 2024-05-01_cd299fa8f3a8010e0d158d93fda41172_cryptolocker
Files
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2024-05-01_cd299fa8f3a8010e0d158d93fda41172_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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