Behavioral task
behavioral1
Sample
2024-04-15_dab5874c069eb2501d89d415a5916698_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-15_dab5874c069eb2501d89d415a5916698_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_dab5874c069eb2501d89d415a5916698_cryptolocker
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Size
50KB
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MD5
dab5874c069eb2501d89d415a5916698
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SHA1
ccc641c69b7b3d40d58884ef5b04f0872bd12900
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SHA256
b94415d89829e96e690fcc928732ce8eb206c639bd9264a83f9c0169b7a902f9
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SHA512
4f5d3c8daa93111df588073e3ea251604b2671165036228a73baeedeec7fe7275b10f05698d18459496559ca21a9393b88580b4ce61b8bf0776f099c70e14d25
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtP:bODOw9acifAoc+vP
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 2024-04-15_dab5874c069eb2501d89d415a5916698_cryptolocker
Files
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2024-04-15_dab5874c069eb2501d89d415a5916698_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