Behavioral task
behavioral1
Sample
2024-03-28_0c618969aee0ccd53db6f1da3bab1185_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_0c618969aee0ccd53db6f1da3bab1185_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_0c618969aee0ccd53db6f1da3bab1185_cryptolocker
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Size
94KB
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MD5
0c618969aee0ccd53db6f1da3bab1185
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SHA1
ca0d326f61e4d1f4ca5a8a1ce3050ad75675badc
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SHA256
b4b32b83890bfab22fe62b105e44ed2eb6400dd55a5bd198abbe9d0a63c64248
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SHA512
456673d4a9c5a4e8fa506a3c4b0345241c1551ab9fdaae81dfe6edb0a9b329223af74821792478be284e0d69c2aa36c5dd2715274d31a027836fd1b473a1f70b
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bV:zCsanOtEvwDpjBR
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 2024-03-28_0c618969aee0ccd53db6f1da3bab1185_cryptolocker
Files
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2024-03-28_0c618969aee0ccd53db6f1da3bab1185_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