Behavioral task
behavioral1
Sample
2024-05-22_4bd612d5f6e754063ae0f2b41af31914_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-22_4bd612d5f6e754063ae0f2b41af31914_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_4bd612d5f6e754063ae0f2b41af31914_cryptolocker
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Size
53KB
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MD5
4bd612d5f6e754063ae0f2b41af31914
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SHA1
b66c0a5c4f6b0eac6fc21a0a51ff1b0594510258
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SHA256
3e7dcc26718ef626001b2886ecd99e272ad1b8780b32ab36bada2bfb0a646afb
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SHA512
db449c051e518e267320ebae0c11010010431b97016916a087bef9fc3c183cc9cdaa2293b1c506f1681b6d55cd1e522ac3b6273371fc1927d7684266473844ad
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXI:bODOw9acifAoc+vD
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_4bd612d5f6e754063ae0f2b41af31914_cryptolocker
Files
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2024-05-22_4bd612d5f6e754063ae0f2b41af31914_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