Behavioral task
behavioral1
Sample
2024-05-09_d9f741b7e058fdb36f39b4cd916b7844_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-09_d9f741b7e058fdb36f39b4cd916b7844_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-09_d9f741b7e058fdb36f39b4cd916b7844_cryptolocker
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Size
40KB
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MD5
d9f741b7e058fdb36f39b4cd916b7844
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SHA1
4c8bca248f6e133fe418cf13981b64298f471030
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SHA256
a6c0ac8eb97cb3dc1d97653736d754b81e0b3e11346ec492c7a9022820c2f1ce
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SHA512
61668c6f611ff2487812660a7bce12ebc708d4553d86b15614d97d6577a79c091c27b1196b63c282ee07f20e7a475c1d95cfa791082f270d142a64a0e125343c
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKc/j:ba6YcA/Xk3wXFXSqAJcr
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 2024-05-09_d9f741b7e058fdb36f39b4cd916b7844_cryptolocker
Files
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2024-05-09_d9f741b7e058fdb36f39b4cd916b7844_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