Behavioral task
behavioral1
Sample
2024-02-02_3db1ce7970b120e40268a0f828313df2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-02_3db1ce7970b120e40268a0f828313df2_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-02_3db1ce7970b120e40268a0f828313df2_cryptolocker
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Size
97KB
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MD5
3db1ce7970b120e40268a0f828313df2
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SHA1
40d98136497de710bd1dfc1f8e0ec96cefe98e0c
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SHA256
9d357a55de8a37cdfa158835e2f6b620b84c6bc8c6bdcee8500b27b86860ee90
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SHA512
0a767cb5a61911aa711ad2c5abd7e3424db0b5f6464da18295e05e3cb6a0a72a6ea4a78c7dbb398d192c71cb497b3655e14b66e2a9e69305977347699ce7487c
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuvQ3:zCsanOtEvwDpjA
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 2024-02-02_3db1ce7970b120e40268a0f828313df2_cryptolocker
Files
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2024-02-02_3db1ce7970b120e40268a0f828313df2_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