Behavioral task
behavioral1
Sample
2024-06-04_f660c1a06d4db9f1c676bc3e6f655ab5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-04_f660c1a06d4db9f1c676bc3e6f655ab5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-04_f660c1a06d4db9f1c676bc3e6f655ab5_cryptolocker
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Size
82KB
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MD5
f660c1a06d4db9f1c676bc3e6f655ab5
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SHA1
fb3a3f5d7efcebc77022a6a9d0c22b9f8d40e59c
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SHA256
8f8423336e89f8d65eb4288b08c9c63b3d0e01cca56371ba9b04728246dfa696
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SHA512
45f30aaa633cb0cff418925f4eb65639b3cd1dd5de486f1ecae57216e7940f4b431ed02ac49a4bb011806b3601a51fc37e985b334771f0184c815972393299b2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QJ:zCsanOtEvwDpjN
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 2024-06-04_f660c1a06d4db9f1c676bc3e6f655ab5_cryptolocker
Files
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2024-06-04_f660c1a06d4db9f1c676bc3e6f655ab5_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