Behavioral task
behavioral1
Sample
2024-02-13_dfc68a4422144377f4a7e8dab62aef32_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_dfc68a4422144377f4a7e8dab62aef32_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_dfc68a4422144377f4a7e8dab62aef32_cryptolocker
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Size
80KB
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MD5
dfc68a4422144377f4a7e8dab62aef32
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SHA1
e52f5fcd63471fd930d5999cc62505fb17dd8b69
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SHA256
efa9a28bda455561043ccddca4fe61d76b4f2dc14d2e2cae7ef96957b8df7d57
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SHA512
f467998cae25617f6f440182d29dc7fd29e47f29f686ff3772ea5b84ae37dbbd0968bd723c4af9ae86655d823a761b92f4e17873a15fc5143140f0df1917b734
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0nJ:T6a+rdOOtEvwDpjNtK
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-02-13_dfc68a4422144377f4a7e8dab62aef32_cryptolocker
Files
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2024-02-13_dfc68a4422144377f4a7e8dab62aef32_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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