Behavioral task
behavioral1
Sample
2024-04-30_d45881879bde3886d5d14152e507bba4_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-30_d45881879bde3886d5d14152e507bba4_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_d45881879bde3886d5d14152e507bba4_cryptolocker
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Size
50KB
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MD5
d45881879bde3886d5d14152e507bba4
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SHA1
d6c06a510c5d9b98f0e5bfdb11bb6d36f0d994ad
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SHA256
51481240dae0961b005af05d0fed49b189813dce32807b7e17ec786d56f89806
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SHA512
6918ca36cb845d0eace9be0f2701618b2acbe6492459778e5e9ed6eca216d54505f5fa1858e03070b2549d5600251521de1c67e7899df58b530a2eb07a22a436
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvt9:bODOw9acifAoc+v9
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 2024-04-30_d45881879bde3886d5d14152e507bba4_cryptolocker
Files
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2024-04-30_d45881879bde3886d5d14152e507bba4_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