Behavioral task
behavioral1
Sample
2024-05-03_1f1a7092253da2e3a8f6b376d50bc2d5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-03_1f1a7092253da2e3a8f6b376d50bc2d5_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-03_1f1a7092253da2e3a8f6b376d50bc2d5_cryptolocker
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Size
89KB
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MD5
1f1a7092253da2e3a8f6b376d50bc2d5
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SHA1
a0dc1dfed3f9757a4cd556424b34031b39da0e52
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SHA256
db5394d6fbab9d19d85cd9bbc4f87829cd4388054473c4908f63148e5d819219
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SHA512
29a645a83c3070b9cd3ab2e3296f5b419e6490ae4d417d796019037e4cddcf144b9f9d7907a0dd985eb8f14d4f4d58efb81901f0fec468b462514c522d2a83e9
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQA3:n6a+1SEOtEvwDpjYYvQd2P3
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 2024-05-03_1f1a7092253da2e3a8f6b376d50bc2d5_cryptolocker
Files
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2024-05-03_1f1a7092253da2e3a8f6b376d50bc2d5_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_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: 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