Behavioral task
behavioral1
Sample
2024-04-19_0865d7ef6bae947f423dd9e92e361568_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_0865d7ef6bae947f423dd9e92e361568_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_0865d7ef6bae947f423dd9e92e361568_cryptolocker
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Size
79KB
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MD5
0865d7ef6bae947f423dd9e92e361568
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SHA1
e2105e963d9da28e09462f48dc38ec554da86734
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SHA256
42ac8b597541ea2ce1b45c72c7f10b8793fc6e71a25ccaba1fc26393742d019d
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SHA512
a3defa9fcf00d1e5c9b4b1becf48ece07ac294b8d7329ca5e6e4a0dbd53241518e3355a6ce5a13185d8febd15248b33474a8f55de1e3adff28f2d1f35c7f4e26
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0:T6a+rdOOtEvwDpjNtO
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 2024-04-19_0865d7ef6bae947f423dd9e92e361568_cryptolocker
Files
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2024-04-19_0865d7ef6bae947f423dd9e92e361568_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_CODE
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