Behavioral task
behavioral1
Sample
2024-02-13_3ac29cfc88b5b0c4f6546b9f3d8ebc74_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_3ac29cfc88b5b0c4f6546b9f3d8ebc74_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_3ac29cfc88b5b0c4f6546b9f3d8ebc74_cryptolocker
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Size
77KB
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MD5
3ac29cfc88b5b0c4f6546b9f3d8ebc74
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SHA1
8c8ab700a7af23d12776ee3ce3797b9a2aff578d
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SHA256
bf792e87269f348287053d42de16743c91a8b75b97c9d73fe9f5d482e1e6c01f
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SHA512
ed1dcb2432da356921caa0e92c576ce47123a67d61b44c3132438126356a11ce0b192e270b2dedd095fcbef590ea2c6813326a86cf94d99506f46c7f2c6868af
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qj:zCsanOtEvwDpjH
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 2024-02-13_3ac29cfc88b5b0c4f6546b9f3d8ebc74_cryptolocker
Files
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2024-02-13_3ac29cfc88b5b0c4f6546b9f3d8ebc74_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