Behavioral task
behavioral1
Sample
2024-05-27_e4cebcbd71f777fcd867e977805f15d7_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-27_e4cebcbd71f777fcd867e977805f15d7_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_e4cebcbd71f777fcd867e977805f15d7_cryptolocker
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Size
53KB
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MD5
e4cebcbd71f777fcd867e977805f15d7
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SHA1
4424ceaa866ae81601e4ccc86884e692758fabba
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SHA256
6d353916832cc845900000e286761e7d41f86c4868e89196cf820a3fd1158c28
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SHA512
3b721b18011c4aec07f3c5504a397fd668cffcc0981b0fd0639248ceca435a1eebad9016886213af4ce8e9c1186637623a31215e9490558dcc8eeca493730b63
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXt:bODOw9acifAoc+vq
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 2024-05-27_e4cebcbd71f777fcd867e977805f15d7_cryptolocker
Files
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2024-05-27_e4cebcbd71f777fcd867e977805f15d7_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