Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_8052d5f9eef91390eac7ffd8db68e854_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-28_8052d5f9eef91390eac7ffd8db68e854_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_8052d5f9eef91390eac7ffd8db68e854_cryptolocker
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Size
38KB
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MD5
8052d5f9eef91390eac7ffd8db68e854
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SHA1
aa2f57fa14b53a9b7ae354379252b854bbd19909
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SHA256
a7950b86bba840dfc40b93cadf9cddaa9cb23d09c128762c76f5f385a862bb39
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SHA512
9345860a77e8b3c1434bbcb1f1392850b4d6d2cdaeed6fa974889ee3448c4b8f14df12ddeff45be228a4edac6f8c8c0ae45f65d8a22360dfe1f284c1580a42fe
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRP:m5nkFNMOtEvwDpjG8hhXt
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-01-28_8052d5f9eef91390eac7ffd8db68e854_cryptolocker
Files
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2024-01-28_8052d5f9eef91390eac7ffd8db68e854_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - 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: 910B
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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE