Behavioral task
behavioral1
Sample
2024-05-21_fafcc7ae9f0de3846466d2d551250990_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-21_fafcc7ae9f0de3846466d2d551250990_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-21_fafcc7ae9f0de3846466d2d551250990_cryptolocker
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Size
93KB
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MD5
fafcc7ae9f0de3846466d2d551250990
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SHA1
30c2842f2dd535496fef22713951ed540788ebec
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SHA256
e8f58d2f5f4ae5ad15b13220c0580b730b81cbe4d5dad24234aaa12560fa1808
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SHA512
5b36c5b1f2925082992fd9d7f48a01c43ea6bb027e8bb4885660b08d31babd71fd2e7c6f3d06a5c90af27d199c149c50130aee462b81d4861baed875668953a9
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhWpR1A:zCsanOtEvwDpj/2
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 2024-05-21_fafcc7ae9f0de3846466d2d551250990_cryptolocker
Files
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2024-05-21_fafcc7ae9f0de3846466d2d551250990_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