Behavioral task
behavioral1
Sample
2024-05-28_27a8c3fff4bb6c9fec14e5b32ce35b03_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-28_27a8c3fff4bb6c9fec14e5b32ce35b03_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_27a8c3fff4bb6c9fec14e5b32ce35b03_cryptolocker
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Size
60KB
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MD5
27a8c3fff4bb6c9fec14e5b32ce35b03
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SHA1
f7977a29c810288ae7599749d1cf1ea68b148420
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SHA256
b1db70ebb3a14b7d2c6f4caed2d7ae463204a57ec67d1376529559717c7d180d
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SHA512
9aabcffb87bdb3653648bffbfa8ffa2e1d2d8370f044044cebd13deafaf758bad823d4ef644959ac0243e6e7525f49dd62c84cd430e7541d24b02a239f25ae74
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pU:H6QFElP6n+gou9cvMOtEvwDpjCpVXm
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 2024-05-28_27a8c3fff4bb6c9fec14e5b32ce35b03_cryptolocker
Files
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2024-05-28_27a8c3fff4bb6c9fec14e5b32ce35b03_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: 11KB - 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