Behavioral task
behavioral1
Sample
2024-05-22_bca94971b78df3ddd82a8a529ef8b444_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_bca94971b78df3ddd82a8a529ef8b444_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-22_bca94971b78df3ddd82a8a529ef8b444_cryptolocker
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Size
53KB
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MD5
bca94971b78df3ddd82a8a529ef8b444
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SHA1
08492d61390a5d92aa5a09e948a3b557e1748665
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SHA256
a6a603bf1b45f11f0462e3ba59095adf3205cb0355d521d1a81724f5041d0f8d
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SHA512
c8499cad2c8e5305f392ccbd3678d2fe8ef395accdb4bcc7bdd7801be24db131a96d97a98129be4de1ff6e1ba14fa7273cec1ccbdae2e2f9eb9065e88f5ad26d
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXS:bODOw9acifAoc+vV
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 -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-22_bca94971b78df3ddd82a8a529ef8b444_cryptolocker
Files
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2024-05-22_bca94971b78df3ddd82a8a529ef8b444_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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