Behavioral task
behavioral1
Sample
2024-02-04_27e3ee40a95a76b7e4f23410f8a3dea4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_27e3ee40a95a76b7e4f23410f8a3dea4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_27e3ee40a95a76b7e4f23410f8a3dea4_cryptolocker
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Size
61KB
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MD5
27e3ee40a95a76b7e4f23410f8a3dea4
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SHA1
25d6ae06ce5be1e3f6ffebc7ee5ea83606921443
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SHA256
f95e6186c4f1fc60a7f560b98bc854e6d488dc3c74bcbc8468c7c619abfbef41
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SHA512
811cc176bdf4c42542202c3f33704b631760cb6634460602c4110a42778a7a996681355e3d5af04aa6cfc961218b15bf65de50192044bdf5bf29befd81b98821
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVO:zj+soPSMOtEvwDpj4kpmeLmno
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 2024-02-04_27e3ee40a95a76b7e4f23410f8a3dea4_cryptolocker
Files
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2024-02-04_27e3ee40a95a76b7e4f23410f8a3dea4_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