Behavioral task
behavioral1
Sample
2024-01-26_e8857b4855ccf508e0629ed2722d7930_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-26_e8857b4855ccf508e0629ed2722d7930_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_e8857b4855ccf508e0629ed2722d7930_cryptolocker
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Size
89KB
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MD5
e8857b4855ccf508e0629ed2722d7930
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SHA1
5e7785e24865d99c167036f0974a185ec7bc2aaa
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SHA256
2d62069ff172c14163101898462583daa0286282fbe6f4f241308001b9724961
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SHA512
c51f42c8ecacf948f179750f8b9057d99addd7060cb2566f9eaf121de7ecda2f3e10d150bb93f1f67a3161edfb43b6c52e1a7902cbe91823f2eeea659adca0f4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87/: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 2024-01-26_e8857b4855ccf508e0629ed2722d7930_cryptolocker
Files
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2024-01-26_e8857b4855ccf508e0629ed2722d7930_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