Behavioral task
behavioral1
Sample
2024-06-15_b97fc28add60341597e1506af4fcd46b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-15_b97fc28add60341597e1506af4fcd46b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-15_b97fc28add60341597e1506af4fcd46b_cryptolocker
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Size
81KB
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MD5
b97fc28add60341597e1506af4fcd46b
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SHA1
f42e5138ec2f5d5a0b122f6458fedd1c1ed87b61
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SHA256
b0e53fbb6dd774c6d19d61388f1f128a0e8e19c9039aa7b4523bf21e1875117a
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SHA512
51fa3921ba843479285330e03abe3c410b4c5489b586d4c21ebbc6609c5c8cc8e697cf391e7d65e993dc5b5f20f78d4a1b8f8197e8b6bc31f3c6b3baee739b3f
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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 2024-06-15_b97fc28add60341597e1506af4fcd46b_cryptolocker
Files
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2024-06-15_b97fc28add60341597e1506af4fcd46b_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