Behavioral task
behavioral1
Sample
2024-03-28_c9a774a05eee72cabf5838da2b46d09e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_c9a774a05eee72cabf5838da2b46d09e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_c9a774a05eee72cabf5838da2b46d09e_cryptolocker
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Size
80KB
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MD5
c9a774a05eee72cabf5838da2b46d09e
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SHA1
77380ce0299c04dec9b6ea5e9fd7a85a9fd0f2a2
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SHA256
c7c349b4f4de2435b279a7f2d7762496cb09243097d74d3ce0a747861f481c42
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SHA512
25c21a31fd4c2191b9a28fc7f576efd88c9ab4b9e79b3620c1b2b9fc065c7d17512601ac98351d05e988c155cb62679d555698d0fc9d48c1e2f59bb9b83943f2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qp2C3:zCsanOtEvwDpjv
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_c9a774a05eee72cabf5838da2b46d09e_cryptolocker
Files
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2024-03-28_c9a774a05eee72cabf5838da2b46d09e_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