Behavioral task
behavioral1
Sample
2024-04-30_4d35c78f10c9c2502ee175974b10a722_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-30_4d35c78f10c9c2502ee175974b10a722_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_4d35c78f10c9c2502ee175974b10a722_cryptolocker
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Size
83KB
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MD5
4d35c78f10c9c2502ee175974b10a722
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SHA1
8c9708aa1d84b2f4ffd8f43d83fca76c961915d5
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SHA256
53dea11facead040a44ad0f5c0fde80d20a67dd321f87ae72bf769b280a54cd5
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SHA512
b0798fd0fd375a63ab803f7996596a05938716df8d1091ae9f5e39a84e8e468e3facd22fe4683ec0af52b4d7e754c5388fa27ee92db9c4edbb02603f3e23762f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1z:zCsanOtEvwDpjJ
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 2024-04-30_4d35c78f10c9c2502ee175974b10a722_cryptolocker
Files
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2024-04-30_4d35c78f10c9c2502ee175974b10a722_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