Static task
static1
Behavioral task
behavioral1
Sample
2024-02-20_23e39e6b65976b001ca28c72191b0dd4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_23e39e6b65976b001ca28c72191b0dd4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_23e39e6b65976b001ca28c72191b0dd4_cryptolocker
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Size
51KB
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MD5
23e39e6b65976b001ca28c72191b0dd4
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SHA1
71cc9e975e82bb2b44c629acacf0b7f3b0a4ac50
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SHA256
a6dae942751449b927f7ef548c0ce198abd55613159e008ea49f01608c33e6bb
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SHA512
ac135f994156e1da41e400a7fc3ec24e79ce3c02c7a668fd1262ef897d53bed1dd63795d561cef452d2a2f4c1d30172f5db09fb4c55d1728e85607a3980dd0ea
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MzF3F6:i5nkFGMOtEvwDpjNbwQEq0
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 2024-02-20_23e39e6b65976b001ca28c72191b0dd4_cryptolocker
Files
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2024-02-20_23e39e6b65976b001ca28c72191b0dd4_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