Static task
static1
Behavioral task
behavioral1
Sample
2024-02-24_c8378d4bc9fe2fe2bb5dd759f7aaf600_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_c8378d4bc9fe2fe2bb5dd759f7aaf600_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_c8378d4bc9fe2fe2bb5dd759f7aaf600_cryptolocker
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Size
65KB
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MD5
c8378d4bc9fe2fe2bb5dd759f7aaf600
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SHA1
5e1e8f1b5c037ec5ab65c9aaa33028a3509866e2
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SHA256
836f0a6b6f2758698a8282936d386b2b33378e551bcc4f078ca01c3ee9d79c55
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SHA512
aac6718750bb32211861f0c26c26ebcd4547f8dba7cbb07fa2454ca6c1c719b0d2231fa70d115171455f72696566031a6bda3bcdbda3bec36eed1fb0b3a11418
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUI4vG:i5nkFGMOtEvwDpjNbwQEI8Ug
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 2024-02-24_c8378d4bc9fe2fe2bb5dd759f7aaf600_cryptolocker
Files
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2024-02-24_c8378d4bc9fe2fe2bb5dd759f7aaf600_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