Behavioral task
behavioral1
Sample
2024-01-25_3601743a62cb2f29362aa8ee21b709af_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_3601743a62cb2f29362aa8ee21b709af_cryptolocker
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Size
56KB
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MD5
3601743a62cb2f29362aa8ee21b709af
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SHA1
893c52a3d227da4c073430a35a8a166581377c83
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SHA256
7f7c6608c1043e434d8074fe8f791deb5f348403855c7a225efc806eb6b9dbb7
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SHA512
7f6753905d9ef43a41d4eca13128af49ed6dcc608124dacc8c221e07cfc80e88074394205218787bcb39818858f59ee60be0f5f8daed1620a0f306cec0631590
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzbO:zj+soPSMOtEvwDpj4yzbO
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 2024-01-25_3601743a62cb2f29362aa8ee21b709af_cryptolocker
Files
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2024-01-25_3601743a62cb2f29362aa8ee21b709af_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