Behavioral task
behavioral1
Sample
2024-01-18_8f39e88108f17902e87f4897e3675c2b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_8f39e88108f17902e87f4897e3675c2b_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-18_8f39e88108f17902e87f4897e3675c2b_cryptolocker
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Size
60KB
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MD5
8f39e88108f17902e87f4897e3675c2b
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SHA1
bbb271994f54f7d433a3b777e2593d8a16362579
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SHA256
636161ed3428a3068e520fcac2335b9d13db6e2e16d9386349eef846d9053ab1
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SHA512
ac8a21638c9f6b474e2c8b485f237e66fa7be6a06409d71e0068eb5aa86207b7ffb146e1d7d0828381e19b21494791b66c86b3808a0f71c16aefa27c66f8d6b6
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SSDEEP
768:qImnjO6LsoEEeegiZPvEhHSG+gZGMum/kLyMro2GtOOtEvwDpj:qImnK6QFElP6n+gZGZmddpMOtEvwDpj
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 2024-01-18_8f39e88108f17902e87f4897e3675c2b_cryptolocker
Files
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2024-01-18_8f39e88108f17902e87f4897e3675c2b_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
Sections
UPX0 Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE