Static task
static1
Behavioral task
behavioral1
Sample
2024-01-25_a6a2d62419799b40130616ff394bef27_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-25_a6a2d62419799b40130616ff394bef27_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_a6a2d62419799b40130616ff394bef27_cryptolocker
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Size
38KB
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MD5
a6a2d62419799b40130616ff394bef27
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SHA1
7a8e5a8ed11574622868d04b026013f50d453699
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SHA256
6b6e7a8974ec99f6ef37f1b33715764f473aa332bef160e2fa2cfe30561e031c
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SHA512
c66b8372a58cb7a72ded68e57f3c49654e42ebf9302aa5522df00793e9d3cb2c1cbc3f1d3ddc2c51abd4223b1f2987c38fb8a07dc7b7b4ed584d51a9e31ca302
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRj:m5nkFNMOtEvwDpjG8hhXx
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 2024-01-25_a6a2d62419799b40130616ff394bef27_cryptolocker
Files
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2024-01-25_a6a2d62419799b40130616ff394bef27_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