Behavioral task
behavioral1
Sample
2024-01-26_ca9f7de84cabaada4e6faa349525f283_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-26_ca9f7de84cabaada4e6faa349525f283_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_ca9f7de84cabaada4e6faa349525f283_cryptolocker
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Size
89KB
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MD5
ca9f7de84cabaada4e6faa349525f283
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SHA1
01861c1cb459e18828349bdbdc1eef8b85a40554
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SHA256
7d64f3e5072e239e592effde609ddef5ca8954b97a158733d3dc5f87a8cc5a09
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SHA512
e92b13895c968f264bab5a2c0f4f5bed574244cdef19889a551eda553cde26addce2a40a3cfdc3b8aac5af57c22054880c5b325bcc105484e685e0af78aaeead
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87U6: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 2024-01-26_ca9f7de84cabaada4e6faa349525f283_cryptolocker
Files
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2024-01-26_ca9f7de84cabaada4e6faa349525f283_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