Behavioral task
behavioral1
Sample
2024-05-13_f2d825400254822236b3974bf2bc48a4_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-13_f2d825400254822236b3974bf2bc48a4_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-13_f2d825400254822236b3974bf2bc48a4_cryptolocker
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Size
52KB
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MD5
f2d825400254822236b3974bf2bc48a4
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SHA1
be41f6386bae2ff083984b5d3d7a1c699c911ff8
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SHA256
e43e3e807953fe0c90b41d51b161e9c6377a482fb9da8576a4d261e7a2c89441
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SHA512
ca641090f39ce772465beee20f54c5e0ec110ead2993efde1ac01d9fac865a3213b64117d7c803859d733cf9c9d3ae24e8e0973aa2fcc9cdce7c613027a34fea
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SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOm:bODOw9acifAoc+vB
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 2024-05-13_f2d825400254822236b3974bf2bc48a4_cryptolocker
Files
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2024-05-13_f2d825400254822236b3974bf2bc48a4_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