Behavioral task
behavioral1
Sample
2024-01-27_aa142c1a4c462dd95c1b01fc8de57111_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_aa142c1a4c462dd95c1b01fc8de57111_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_aa142c1a4c462dd95c1b01fc8de57111_cryptolocker
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Size
64KB
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MD5
aa142c1a4c462dd95c1b01fc8de57111
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SHA1
3b2bb248dbee0134bf67fbd7c6e2e0ae871cffd5
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SHA256
b7f67d6c36673dabdb98ceabaf1dc5aed9f352487ad4a3a3af257ffa5cc5536a
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SHA512
9694217be93015f0146e8e3a75cc050ad9bfdab56b2b84b959ae1dd719793a36c3af61e531fbe43b5665105605c51148b72f5b941c2fa790a4a13912cad773db
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gXcum/kLyMro2GtOOtEvwDpj/:z6QFElP6n+gXpmddpMOtEvwDpj
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-01-27_aa142c1a4c462dd95c1b01fc8de57111_cryptolocker
Files
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2024-01-27_aa142c1a4c462dd95c1b01fc8de57111_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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