Behavioral task
behavioral1
Sample
2024-05-17_8b4389fcd39e6bcb128816fc847bd20f_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-17_8b4389fcd39e6bcb128816fc847bd20f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-17_8b4389fcd39e6bcb128816fc847bd20f_cryptolocker
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Size
80KB
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MD5
8b4389fcd39e6bcb128816fc847bd20f
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SHA1
b895eafe43ea201cc55362762cc1ec8659fca421
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SHA256
d0a7f6b75303f8874947440ca86fb91989165bb7b604f1df068e68b6be9bcba4
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SHA512
87607a1404e799c6ed7f1efbc21e7cc0306734097bbccef27ecec25104a26bdb9592ccd59961df3f811705d6de2a37e719e94592aae00a9b360a0928417c4d5b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QM:zCsanOtEvwDpjY
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-05-17_8b4389fcd39e6bcb128816fc847bd20f_cryptolocker
Files
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2024-05-17_8b4389fcd39e6bcb128816fc847bd20f_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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