Behavioral task
behavioral1
Sample
2024-05-21_7f8759af996dfe279c7802a6d1d8e35c_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-21_7f8759af996dfe279c7802a6d1d8e35c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-21_7f8759af996dfe279c7802a6d1d8e35c_cryptolocker
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Size
41KB
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MD5
7f8759af996dfe279c7802a6d1d8e35c
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SHA1
9b9f64627e432953ff88f4b476b504cc10395161
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SHA256
00b808b12163bd43a53bf6417f351b3f527faf107df7725137f39ccea809a735
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SHA512
21ca8e02b20ceed506e32cb20be53a080fc691e260f4fa2589d4dbaacbdfee55cc6a8d725625475b67e0c3060f97c6444de65e361cc7adef657b6354408af02b
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHMbd:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKsZ
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 2024-05-21_7f8759af996dfe279c7802a6d1d8e35c_cryptolocker
Files
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2024-05-21_7f8759af996dfe279c7802a6d1d8e35c_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