Behavioral task
behavioral1
Sample
2024-05-31_e11af6c58740bdc142bbfb151c9af930_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_e11af6c58740bdc142bbfb151c9af930_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-31_e11af6c58740bdc142bbfb151c9af930_cryptolocker
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Size
52KB
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MD5
e11af6c58740bdc142bbfb151c9af930
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SHA1
9f367b300b0a281cabcf829f799e13af42e2420d
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SHA256
9df2fc793a92448a6f52cdc2f48fed1ef8a5c67023fe095f2544c4569a715d25
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SHA512
4ccdc31278bbd366fa5fcbeffe32d3c45c6f35c433975d82069f37f5517fb24501960d3dea14767f3fc70d6ed999aaeb379fa6a9c5740404583e7b092474f3c6
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOC:bODOw9acifAoc+vF
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 2024-05-31_e11af6c58740bdc142bbfb151c9af930_cryptolocker
Files
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2024-05-31_e11af6c58740bdc142bbfb151c9af930_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