Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_534a9654f9085042e33ec381dc9dcaf4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_534a9654f9085042e33ec381dc9dcaf4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_534a9654f9085042e33ec381dc9dcaf4_cryptolocker
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Size
85KB
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MD5
534a9654f9085042e33ec381dc9dcaf4
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SHA1
447c883d6d7814e7fa5b5b1871d6f2b4d1ea8a2f
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SHA256
50b98650d7a8fd5e5a1e2cf27d11887caab020caa8d6e762102b0d5ec0452f31
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SHA512
fe90077be2c81a5c9b129c5c8c3ffe5c1220864bc770c95c997a2dad270ae61f35190dba073582ad94e8138fc7fd858bf8b8a0765c66f26a27d53b652056d2ec
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvx5/A:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8g
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 2024-02-19_534a9654f9085042e33ec381dc9dcaf4_cryptolocker
Files
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2024-02-19_534a9654f9085042e33ec381dc9dcaf4_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