Behavioral task
behavioral1
Sample
2024-02-21_198541ee3e51ca7c58e62f939dc89d1b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_198541ee3e51ca7c58e62f939dc89d1b_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_198541ee3e51ca7c58e62f939dc89d1b_cryptolocker
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Size
81KB
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MD5
198541ee3e51ca7c58e62f939dc89d1b
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SHA1
d28cec1517ee2186773d4ea97b0d73f1f8f2f7bd
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SHA256
7209329b0b060c118173a37757d0d87696b53f72b4a2db9ee196d322b6ab0d53
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SHA512
a140729271e20810d58e4a47a9bf7d9255f2b65087cb6c50dcd12501c4c34f85db754e675614233fec8fd1b62439407fe8b84e60e4714df6614ffb19bb1b6876
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2f7:zCsanOtEvwDpjp
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 2024-02-21_198541ee3e51ca7c58e62f939dc89d1b_cryptolocker
Files
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2024-02-21_198541ee3e51ca7c58e62f939dc89d1b_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