Behavioral task
behavioral1
Sample
2024-05-07_36df8da7ebf310d2f94c41bf185f14d4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-07_36df8da7ebf310d2f94c41bf185f14d4_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-07_36df8da7ebf310d2f94c41bf185f14d4_cryptolocker
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Size
89KB
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MD5
36df8da7ebf310d2f94c41bf185f14d4
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SHA1
801fd28245107419efd19be9f5ba661692018454
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SHA256
34561f8efbb025c30e3624d1a5744b677caed16b33c71372b4eb6ca8fd8a816a
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SHA512
790b081ddd4effed75f9528cae59536f79292741a631e9ee83fb11df62b8a6d8de2c0ab611c697d2fc3c44089e1c7aca80f90e7e467c463bc9472aa95a00f158
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tybl9:zCsanOtEvwDpjW
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 2024-05-07_36df8da7ebf310d2f94c41bf185f14d4_cryptolocker
Files
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2024-05-07_36df8da7ebf310d2f94c41bf185f14d4_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