Behavioral task
behavioral1
Sample
2024-01-25_e3e57e10e3fe7e1f13980595c9e23566_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_e3e57e10e3fe7e1f13980595c9e23566_cryptolocker
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Size
89KB
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MD5
e3e57e10e3fe7e1f13980595c9e23566
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SHA1
18ce572b59ee492e8b95b4f9f07877a9e2d22422
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SHA256
93ea3f58e4abcf2eb8602092916b4120537fa9b8038a6072d383665ea29b201b
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SHA512
f8732eabea7e43388c66c99db6baebddf5892e0d2635de7b1b12c3f56bbb76b1d69539a121346bc33fd09486112ad7b709af28bda344b77c576ae4a0298eb0cd
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87UI:zCsanOtEvwDpjh
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-01-25_e3e57e10e3fe7e1f13980595c9e23566_cryptolocker
Files
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2024-01-25_e3e57e10e3fe7e1f13980595c9e23566_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