Behavioral task
behavioral1
Sample
2024-06-02_8a65c5a6eafcd5e00b37f77ab299c205_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-02_8a65c5a6eafcd5e00b37f77ab299c205_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-02_8a65c5a6eafcd5e00b37f77ab299c205_cryptolocker
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Size
53KB
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MD5
8a65c5a6eafcd5e00b37f77ab299c205
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SHA1
8d4ba2d61c597f49231876f978622fe36d773d3d
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SHA256
9db4ac716b4720f93cdd8ea50e7c5ddd03339f0ed27054841ca0b69f6ebb004a
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SHA512
05f1f4f704adfafc9cf84bef73b16a901331aa2e1a3bb7122178353c9761fb8c0bf78e975e1a70d55145b4da9859e1936b471e095046926de123847465b11e57
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXFVW:bODOw9acifAoc+v5
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-06-02_8a65c5a6eafcd5e00b37f77ab299c205_cryptolocker
Files
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2024-06-02_8a65c5a6eafcd5e00b37f77ab299c205_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: 16KB - Virtual size: 28KB
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: 8KB - 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