Behavioral task
behavioral1
Sample
2024-06-02_8d73ff5d9dc6b91902a4e26ea4813cdd_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-02_8d73ff5d9dc6b91902a4e26ea4813cdd_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-02_8d73ff5d9dc6b91902a4e26ea4813cdd_cryptolocker
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Size
53KB
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MD5
8d73ff5d9dc6b91902a4e26ea4813cdd
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SHA1
a0350982df681797944a1f9f0921481f7c18f46b
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SHA256
52389b8b990932fbcbdbaf659b5955e41802cb4b03e2d6b36a6fbe1b200c57dc
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SHA512
2ac1f4618d20465d102f1be8fd5c2fc04c8871a326021a97ef06008fd2fbb60d2b65e745c2547c91ade8d8034fa650c0f2d0fccb1754f65a170c9b72c8e7b767
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXFVf:bODOw9acifAoc+v0
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 2024-06-02_8d73ff5d9dc6b91902a4e26ea4813cdd_cryptolocker
Files
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2024-06-02_8d73ff5d9dc6b91902a4e26ea4813cdd_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