Behavioral task
behavioral1
Sample
2024-02-22_d923c1a06ef91ec5e0f1a9ed70584854_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_d923c1a06ef91ec5e0f1a9ed70584854_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_d923c1a06ef91ec5e0f1a9ed70584854_cryptolocker
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Size
79KB
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MD5
d923c1a06ef91ec5e0f1a9ed70584854
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SHA1
2ddfc7b1b80cea3eb925175a64be7ce4a56c829f
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SHA256
6df18d959251bebfecc0f176072b14d597ec8958531ada0f552cf27fed842102
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SHA512
ad73823baaf20da27fb8941538439ccf28f1d0acb9197e628fd6e90b810ef238778bb0c0d776a12e228f29336630ad032c81cbca60626ce780009748d8bd9752
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyS2U:zCsanOtEvwDpj/
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 2024-02-22_d923c1a06ef91ec5e0f1a9ed70584854_cryptolocker
Files
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2024-02-22_d923c1a06ef91ec5e0f1a9ed70584854_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