Behavioral task
behavioral1
Sample
2024-04-16_01322123884394c2226ba438a95f5d62_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_01322123884394c2226ba438a95f5d62_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-16_01322123884394c2226ba438a95f5d62_cryptolocker
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Size
50KB
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MD5
01322123884394c2226ba438a95f5d62
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SHA1
f883d32217b18da07d4ddd65085a722ed76968da
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SHA256
cecf381954eeb878cb10279b8eb79c2d4491830ec6a4b37340b395e7eae4b422
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SHA512
59b1d2e3315cedefd207713a12aff5ad3101d79981cbdde6b86dbfa3b08cbd72fe3c62e8db79f53083daeaa933d3bfe36f5245d38044a0c0239e6cc2122f83dc
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvt4:bODOw9acifAoc+v4
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 2024-04-16_01322123884394c2226ba438a95f5d62_cryptolocker
Files
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2024-04-16_01322123884394c2226ba438a95f5d62_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