Behavioral task
behavioral1
Sample
2024-01-18_a0318eb5cf45f2f4322f4b2238a4c53a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_a0318eb5cf45f2f4322f4b2238a4c53a_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-18_a0318eb5cf45f2f4322f4b2238a4c53a_cryptolocker
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Size
73KB
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MD5
a0318eb5cf45f2f4322f4b2238a4c53a
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SHA1
623e47f5bf3d5373521666f4fd18109f11187f71
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SHA256
5863b1650d6670fc624633648371d6976d186f1b6117465248bc341ca26a9ac4
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SHA512
13c4d6379de0054d5fa5f271c370278cb6b4dbdbed0f276167bc8f5e9a34525cbb50f2e304ef504159b3bf8c304af620e47d71bbee6b490e8c9d3ea4cc2d7cd1
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxL:T6a+rdOOtEvwDpjNtHPU
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_a0318eb5cf45f2f4322f4b2238a4c53a_cryptolocker
Files
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2024-01-18_a0318eb5cf45f2f4322f4b2238a4c53a_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