Behavioral task
behavioral1
Sample
2024-05-14_0931e1c97e2e0b95047f5a780e5a2e4f_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-14_0931e1c97e2e0b95047f5a780e5a2e4f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_0931e1c97e2e0b95047f5a780e5a2e4f_cryptolocker
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Size
56KB
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MD5
0931e1c97e2e0b95047f5a780e5a2e4f
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SHA1
9f859acfa78232415b7a1b589e27744126c2ae2f
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SHA256
b45396e0b6ab277e2313d53291a3ab0a574ab0a183f8727650d423e8cf6d7b78
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SHA512
13f86f0e2c6abdee741ff234c18d24d6d48d1493f37c235f1fe0fff0f766c8bb452a2c2c3551893e6585e0e9dbde09738c18c82532a7242dddb540688f79717e
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYRM:bP9g/xtCS3Dxx0Lm
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 2024-05-14_0931e1c97e2e0b95047f5a780e5a2e4f_cryptolocker
Files
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2024-05-14_0931e1c97e2e0b95047f5a780e5a2e4f_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