Behavioral task
behavioral1
Sample
2024-05-30_734e66041844aeaea9485bfb7839026b_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-30_734e66041844aeaea9485bfb7839026b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_734e66041844aeaea9485bfb7839026b_cryptolocker
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Size
52KB
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MD5
734e66041844aeaea9485bfb7839026b
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SHA1
a8d2cca6fe148c6427f14f0c63f15b15ed647d2f
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SHA256
9af8eb84827a3098ae2263bce4496904208c3b20f0fc093e7753fa2f9c161b65
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SHA512
f16f25daee5800cdb715aaa488a2840e0f0ead1c19aeb3fd42c860d503254a784f4b804adf786f91433f9085f82c79fe14458dbf8c34dc12a5b52f62fb71b3c5
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtO2:bODOw9acifAoc+vx
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 2024-05-30_734e66041844aeaea9485bfb7839026b_cryptolocker
Files
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2024-05-30_734e66041844aeaea9485bfb7839026b_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