Static task
static1
Behavioral task
behavioral1
Sample
2024-02-12_7938533dce1cdaf67d7ccf3c5b2394ab_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_7938533dce1cdaf67d7ccf3c5b2394ab_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_7938533dce1cdaf67d7ccf3c5b2394ab_cryptolocker
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Size
99KB
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MD5
7938533dce1cdaf67d7ccf3c5b2394ab
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SHA1
1f86cfd0629ec724695f36a744cf6ef944212490
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SHA256
8d5ddbe9cec6040dcd53744d6f5b97e2f118ea8cc85498cf1086c3456b3d4037
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SHA512
aa4a5327536e4f45fea6e73af43a417fc1961804f3c9db830f450cfd3999fb92b253696c9e48357a65541aa6858ad67d83aa926a2f52542aa14b3426bf57162c
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJHlv/k2dE8:xj+VGMOtEvwDpjubwQEIiVmkxv/R
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-12_7938533dce1cdaf67d7ccf3c5b2394ab_cryptolocker
Files
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2024-02-12_7938533dce1cdaf67d7ccf3c5b2394ab_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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