Static task
static1
Behavioral task
behavioral1
Sample
2024-02-03_018ea4d649a9832ba28c440ca7d9a3f3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_018ea4d649a9832ba28c440ca7d9a3f3_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_018ea4d649a9832ba28c440ca7d9a3f3_cryptolocker
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Size
38KB
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MD5
018ea4d649a9832ba28c440ca7d9a3f3
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SHA1
a8a88f98da29629102bd4614e77e40321c513b51
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SHA256
1d023d7f4fb25ffcb7249d44ce7f57ac812e1bb71ad7ce4f772d5f4dc399e197
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SHA512
dd3b0943bd3994410f3667e8cd4cdbdae091905f9922209500bbd89bb178c2c1df3bd33ba5d161de50616dce85e2c47eb9c81fba8873f1b4ecbfbfe947e24e61
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/ysz1:i5nkFGMOtEvwDpjR+viDz1
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 2024-02-03_018ea4d649a9832ba28c440ca7d9a3f3_cryptolocker
Files
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2024-02-03_018ea4d649a9832ba28c440ca7d9a3f3_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: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE