Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_ef9ae3c4d2b2db3984c044d8f65a7d07_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_ef9ae3c4d2b2db3984c044d8f65a7d07_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_ef9ae3c4d2b2db3984c044d8f65a7d07_cryptolocker
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Size
55KB
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MD5
ef9ae3c4d2b2db3984c044d8f65a7d07
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SHA1
e7354120f17fb42999968ca096a43fdcb555546b
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SHA256
cbcd7f3aa033f5d96b18574f8152a49862da2331dd350ef493ad0ba298f0d52a
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SHA512
5e50376a5994b4088c5da2fd4d6c8854ef795804f53b12bb05a9f4d483d9f24d4f10678fe4b89b568999ea24d088afb8d6fda81326e574918e1b6cc4f432e411
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb616A:BbdDmjr+OtEvwDpjMh
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 2024-01-27_ef9ae3c4d2b2db3984c044d8f65a7d07_cryptolocker
Files
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2024-01-27_ef9ae3c4d2b2db3984c044d8f65a7d07_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