Static task
static1
Behavioral task
behavioral1
Sample
2024-02-12_893ae78e64da7b7a4b659a757ba4a09b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_893ae78e64da7b7a4b659a757ba4a09b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_893ae78e64da7b7a4b659a757ba4a09b_cryptolocker
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Size
85KB
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MD5
893ae78e64da7b7a4b659a757ba4a09b
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SHA1
120dae6cd45b3c6042cc130e22c069441c7c72e7
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SHA256
baa615277dcd2bf722f0e4c6505b9621fe320a541cce8653b8ff1e9b32bc4de7
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SHA512
eefed70d5034344a519af0c967a392100f5bb11c26f683e70327b73e7cae28c3aa3257384443cfd88994de86fffeab8d4f08cae2767a123a09f33ce4484ba3da
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRm:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8E
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
Processes:
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-02-12_893ae78e64da7b7a4b659a757ba4a09b_cryptolocker
Files
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2024-02-12_893ae78e64da7b7a4b659a757ba4a09b_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