Behavioral task
behavioral1
Sample
2024-06-02_1b912a9a953de665942bf4b0e3f7a9b4_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-02_1b912a9a953de665942bf4b0e3f7a9b4_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-02_1b912a9a953de665942bf4b0e3f7a9b4_cryptolocker
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Size
53KB
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MD5
1b912a9a953de665942bf4b0e3f7a9b4
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SHA1
fca90f8be6a44990fee6b945952a481e6e9ba7c9
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SHA256
237be530fd70d7df06deef9bd001f24e8ea4b4296ba895948a96c111e235221c
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SHA512
f815de661c0abaec164c54fd3d6c300359d5c7e70859a8d8ff9108b0a42eca016973d02f1e8f002daf95e4ea801b096605920e69a0c5f6e4f5c22ede80724496
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXFVE:bODOw9acifAoc+vn
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_1b912a9a953de665942bf4b0e3f7a9b4_cryptolocker
Files
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2024-06-02_1b912a9a953de665942bf4b0e3f7a9b4_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