Static task
static1
Behavioral task
behavioral1
Sample
2024-04-29_c4a20f22c12703c40f21a6507b8fefa8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-29_c4a20f22c12703c40f21a6507b8fefa8_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_c4a20f22c12703c40f21a6507b8fefa8_cryptolocker
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Size
63KB
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MD5
c4a20f22c12703c40f21a6507b8fefa8
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SHA1
e9c83aecf2ecb32657fe31ccef5a0259055a2d63
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SHA256
04c2b7131e7236a04fd2cc11aed071282900b901a912deba166406f14891c2ff
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SHA512
ed4b72a4383d9790eb23dc2985618cbe2d9512185c6d0b4c176831c976097c4e70b5c1a57eae41f948b2e550333b0466d42e35d1f846325bd4ba5ea20ee9be18
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsiX:BbdDmjr+OtEvwDpjM86
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 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-29_c4a20f22c12703c40f21a6507b8fefa8_cryptolocker
Files
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2024-04-29_c4a20f22c12703c40f21a6507b8fefa8_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
Sections
bUItIFMf Size: - Virtual size: 36KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
QNhjSkbP Size: 12KB - 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