Static task
static1
Behavioral task
behavioral1
Sample
2024-03-27_87e5e3a813b80444236cf82d1f9c9f5e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-27_87e5e3a813b80444236cf82d1f9c9f5e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-27_87e5e3a813b80444236cf82d1f9c9f5e_cryptolocker
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Size
61KB
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MD5
87e5e3a813b80444236cf82d1f9c9f5e
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SHA1
aa03b0f9f3ab94f04ff8e176d720bc30b2ab0693
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SHA256
1377fe95a2d6548d8a69df44a0827070b0b2e1d86a1d456e2d317f06b5cdb4a1
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SHA512
50924e81a2ef337ea5d11a9dbe5089be2de8bbdd3977c48232f681bce45efca7e5baab3c807ed7ef08d79139326670c14addfe59709dc31050d5ba1276b6643a
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsN:BbdDmjr+OtEvwDpjM8l
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 2024-03-27_87e5e3a813b80444236cf82d1f9c9f5e_cryptolocker
Files
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2024-03-27_87e5e3a813b80444236cf82d1f9c9f5e_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