Behavioral task
behavioral1
Sample
2024-02-24_fc64b57cb645b0550f8f9b97e26de31d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_fc64b57cb645b0550f8f9b97e26de31d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_fc64b57cb645b0550f8f9b97e26de31d_cryptolocker
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Size
82KB
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MD5
fc64b57cb645b0550f8f9b97e26de31d
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SHA1
c0f3d721faae51aadf30e4ed0bf59b10d3a9573f
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SHA256
495d9f38e81ff01c8d1f6f23bbb1dc820430e07a2a8b4b9434c68d7a56ec1318
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SHA512
9580138d68abe3b7a35c1c5e1f361802005c08438c98a313f52be6eab68f23ffd8fa106df3c4fb5a556f85eaf040cf52d5ad21ee2957b3029da5cf020eabda53
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1p:zCsanOtEvwDpjT
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 2024-02-24_fc64b57cb645b0550f8f9b97e26de31d_cryptolocker
Files
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2024-02-24_fc64b57cb645b0550f8f9b97e26de31d_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